2024-08-21 03:05:38 INFO ::casa Using user configuration file /home/casatest/.casa/config.py 2024-08-21 03:05:38 INFO ::casa loaded config file : /wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casaconfig/config.py 2024-08-21 03:05:38 INFO ::casa loaded config file : /home/casatest/.casa/config.py 2024-08-21 03:05:38 INFO ::casa 2024-08-21 03:05:38 INFO ::casa config values 2024-08-21 03:05:38 INFO ::casa agg = False 2024-08-21 03:05:38 INFO ::casa cachedir = '/home/casatest/.casa' 2024-08-21 03:05:38 INFO ::casa casaconfig_verbose = 1 2024-08-21 03:05:38 INFO ::casa colors = 'Neutral' 2024-08-21 03:05:38 INFO ::casa data_auto_update = False 2024-08-21 03:05:38 INFO ::casa datapath = ['/opt/casa/data/master', '/opt/casa/data/casatestdata'] 2024-08-21 03:05:38 INFO ::casa iplog = False 2024-08-21 03:05:38 INFO ::casa iplogfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/ipython-20240821-030536.log' 2024-08-21 03:05:38 INFO ::casa log2term = True 2024-08-21 03:05:38 INFO ::casa logfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/casa-20240821-030536.log' 2024-08-21 03:05:38 INFO ::casa measures_auto_update = False 2024-08-21 03:05:38 INFO ::casa measurespath = '/opt/casa/data/master' 2024-08-21 03:05:38 INFO ::casa nogui = False 2024-08-21 03:05:38 INFO ::casa nologfile = False 2024-08-21 03:05:38 INFO ::casa nologger = True 2024-08-21 03:05:38 INFO ::casa pipeline = False 2024-08-21 03:05:38 INFO ::casa startupfile = '/home/casatest/.casa/startup.py' 2024-08-21 03:05:38 INFO ::casa user_site = False 2024-08-21 03:05:38 INFO ::casa 2024-08-21 03:05:38 INFO ::casa casarundata version is unknown, this is probably a legacy version not installed by casaconfig 2024-08-21 03:05:38 INFO ::casa measures version is unknown, this is probably a legacy version not installed by casaconfig 2024-08-21 03:05:38 INFO ::casa 2024-08-21 03:05:38 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic 2024-08-21 03:05:38 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2024/07/27/15:00, 2024/06/27/00:00:00 2024-08-21 03:05:38 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2024/07/27/15:00, 2024/06/27/00:00:00 2024-08-21 03:05:38 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2024/08/16/15:00, 2024/11/14/00:00:00 2024-08-21 03:05:38 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2024/07/27/15:00, 2017/01/01/00:00:00 2024-08-21 03:05:44 INFO phaseshift::::casa ########################################## 2024-08-21 03:05:44 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:05:44 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='1', observation='', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' ) 2024-08-21 03:05:44 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-08-21 03:05:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:05:44 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-08-21 03:05:44 INFO MSTransformManager::parseDataSelParams array selection is 1 2024-08-21 03:05:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:05:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:05:44 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [1] 2024-08-21 03:05:44 INFO MSTransformManager::open Select data 2024-08-21 03:05:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:05:44 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows. 2024-08-21 03:05:44 INFO name:: No table opened. 2024-08-21 03:05:44 INFO name:: No table opened. 2024-08-21 03:05:44 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows. 2024-08-21 03:05:44 INFO phaseshift::::casa Traceback (most recent call last): 2024-08-21 03:05:44 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift 2024-08-21 03:05:44 INFO phaseshift::::casa+ mtlocal.open() 2024-08-21 03:05:44 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-08-21 03:05:44 INFO phaseshift::::casa+ return self._swigobj.open() 2024-08-21 03:05:44 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-08-21 03:05:44 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-08-21 03:05:44 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-08-21 03:05:44 INFO phaseshift::::casa+ 2024-08-21 03:05:44 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-08-21 03:05:44 INFO phaseshift::::casa+ 2024-08-21 03:05:44 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-08-21 03:05:44 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-08-21 03:05:44 INFO phaseshift::::casa+ task_result = _phaseshift_t( _pc.document['vis'],_pc.document['outputvis'],_pc.document['keepmms'],_pc.document['field'],_pc.document['spw'],_pc.document['scan'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['datacolumn'],_pc.document['phasecenter'] ) 2024-08-21 03:05:44 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift 2024-08-21 03:05:44 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-08-21 03:05:44 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-08-21 03:05:44 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:05:43.927027 End time: 2024-08-21 03:05:44.046261 2024-08-21 03:05:44 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:05:44 INFO phaseshift::::casa ########################################## 2024-08-21 03:05:44 INFO phaseshift::::casa ########################################## 2024-08-21 03:05:44 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:05:44 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='0', observation='', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' ) 2024-08-21 03:05:44 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-08-21 03:05:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:05:44 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-08-21 03:05:44 INFO MSTransformManager::parseDataSelParams array selection is 0 2024-08-21 03:05:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:05:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:05:44 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [0] 2024-08-21 03:05:44 INFO MSTransformManager::open Select data 2024-08-21 03:05:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:05:50 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-08-21 03:05:50 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-08-21 03:05:53 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-08-21 03:05:53 INFO phaseshift::::casa Shift phase center 2024-08-21 03:05:54 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:05:44.047605 End time: 2024-08-21 03:05:53.885152 2024-08-21 03:05:54 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:05:54 INFO phaseshift::::casa ########################################## 2024-08-21 03:05:55 INFO phaseshift::::casa ########################################## 2024-08-21 03:05:55 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:05:55 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='MODEL', phasecenter='ICRS 00h06m14 -06d23m35' ) 2024-08-21 03:05:55 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-08-21 03:05:55 INFO MSTransformManager::parseMsSpecParams Data column is MODEL 2024-08-21 03:05:55 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-08-21 03:05:55 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:05:55 WARN MSTransformManager::checkDataColumnsToFill MODEL_DATA column requested but not available in input MS 2024-08-21 03:05:55 INFO MSTransformManager::open Select data 2024-08-21 03:05:55 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:05:55 SEVERE phaseshift::::casa Desired column (MODEL_DATA) not found in the input MS (/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/nep_copy.ms). 2024-08-21 03:05:55 INFO name:: No table opened. 2024-08-21 03:05:55 INFO name:: No table opened. 2024-08-21 03:05:55 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: Desired column (MODEL_DATA) not found in the input MS (/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/nep_copy.ms). 2024-08-21 03:05:55 INFO phaseshift::::casa Traceback (most recent call last): 2024-08-21 03:05:55 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift 2024-08-21 03:05:55 INFO phaseshift::::casa+ mtlocal.open() 2024-08-21 03:05:55 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-08-21 03:05:55 INFO phaseshift::::casa+ return self._swigobj.open() 2024-08-21 03:05:55 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-08-21 03:05:55 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-08-21 03:05:55 INFO phaseshift::::casa+ RuntimeError: Desired column (MODEL_DATA) not found in the input MS (/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/nep_copy.ms). 2024-08-21 03:05:55 INFO phaseshift::::casa+ 2024-08-21 03:05:55 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-08-21 03:05:55 INFO phaseshift::::casa+ 2024-08-21 03:05:55 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-08-21 03:05:55 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-08-21 03:05:55 INFO phaseshift::::casa+ task_result = _phaseshift_t( _pc.document['vis'],_pc.document['outputvis'],_pc.document['keepmms'],_pc.document['field'],_pc.document['spw'],_pc.document['scan'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['datacolumn'],_pc.document['phasecenter'] ) 2024-08-21 03:05:55 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift 2024-08-21 03:05:55 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-08-21 03:05:55 INFO phaseshift::::casa+ RuntimeError: Desired column (MODEL_DATA) not found in the input MS (/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/nep_copy.ms). 2024-08-21 03:05:55 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:05:54.930807 End time: 2024-08-21 03:05:54.957052 2024-08-21 03:05:55 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:05:55 INFO phaseshift::::casa ########################################## 2024-08-21 03:05:56 INFO phaseshift::::casa ########################################## 2024-08-21 03:05:56 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:05:56 INFO phaseshift::::casa phaseshift( vis='Itziar_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='2', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 00h00m01 -29d55m40' ) 2024-08-21 03:05:56 INFO MSTransformManager::parseMsSpecParams Input file name is Itziar_copy.ms 2024-08-21 03:05:56 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:05:56 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-08-21 03:05:56 INFO MSTransformManager::parseDataSelParams field selection is 2 2024-08-21 03:05:56 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:05:56 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:05:56 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:05:56 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:05:56 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [2] 2024-08-21 03:05:56 INFO MSTransformManager::open Select data 2024-08-21 03:05:56 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:05:56 INFO MSTransformDataHandler::makeSelection 6125 out of 245000 rows are going to be considered due to the selection criteria. 2024-08-21 03:05:59 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 00h00m01 -29d55m40 successfully parsed 2024-08-21 03:05:59 INFO phaseshift::::casa Shift phase center 2024-08-21 03:06:01 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:05:55.970218 End time: 2024-08-21 03:06:00.559739 2024-08-21 03:06:01 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:06:01 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:02 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:02 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:06:02 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='*FLUX*', array='', observation='', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' ) 2024-08-21 03:06:02 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-08-21 03:06:02 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:06:02 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-08-21 03:06:02 INFO MSTransformManager::parseDataSelParams scan intent selection is *FLUX* 2024-08-21 03:06:02 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:06:02 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:06:02 INFO MSTransformManager::initDataSelectionParams Selected Scans Intents Ids are [12] 2024-08-21 03:06:02 INFO MSTransformManager::open Select data 2024-08-21 03:06:02 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:06:02 INFO MSTransformDataHandler::makeSelection 570 out of 6270 rows are going to be considered due to the selection criteria. 2024-08-21 03:06:04 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-08-21 03:06:04 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-08-21 03:06:08 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-08-21 03:06:08 INFO phaseshift::::casa Shift phase center 2024-08-21 03:06:09 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:06:01.988333 End time: 2024-08-21 03:06:08.805826 2024-08-21 03:06:09 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:06:09 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:10 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:10 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:06:10 INFO phaseshift::::casa phaseshift( vis='mms_copy.mms', outputvis='phaseshiftout.ms', keepmms=False, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 05h30m48 13d31m48' ) 2024-08-21 03:06:10 INFO MSTransformManager::parseMsSpecParams Input file name is mms_copy.mms 2024-08-21 03:06:10 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:06:10 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-08-21 03:06:10 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:06:10 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:06:10 INFO MSTransformManager::open Select data 2024-08-21 03:06:10 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:06:15 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 05h30m48 13d31m48 successfully parsed 2024-08-21 03:06:15 INFO phaseshift::::casa Shift phase center 2024-08-21 03:06:17 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:06:10.408151 End time: 2024-08-21 03:06:17.371519 2024-08-21 03:06:17 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:06:17 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:18 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:18 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:06:18 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='1', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' ) 2024-08-21 03:06:18 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-08-21 03:06:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:06:18 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-08-21 03:06:18 INFO MSTransformManager::parseDataSelParams observation selection is 1 2024-08-21 03:06:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:06:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:06:18 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are [] 2024-08-21 03:06:18 INFO MSTransformManager::open Select data 2024-08-21 03:06:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:06:18 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows. 2024-08-21 03:06:18 INFO name:: No table opened. 2024-08-21 03:06:18 INFO name:: No table opened. 2024-08-21 03:06:18 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows. 2024-08-21 03:06:18 INFO phaseshift::::casa Traceback (most recent call last): 2024-08-21 03:06:18 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift 2024-08-21 03:06:18 INFO phaseshift::::casa+ mtlocal.open() 2024-08-21 03:06:18 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-08-21 03:06:18 INFO phaseshift::::casa+ return self._swigobj.open() 2024-08-21 03:06:18 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-08-21 03:06:18 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-08-21 03:06:18 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-08-21 03:06:18 INFO phaseshift::::casa+ 2024-08-21 03:06:18 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-08-21 03:06:18 INFO phaseshift::::casa+ 2024-08-21 03:06:18 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-08-21 03:06:18 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-08-21 03:06:18 INFO phaseshift::::casa+ task_result = _phaseshift_t( _pc.document['vis'],_pc.document['outputvis'],_pc.document['keepmms'],_pc.document['field'],_pc.document['spw'],_pc.document['scan'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['datacolumn'],_pc.document['phasecenter'] ) 2024-08-21 03:06:18 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift 2024-08-21 03:06:18 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-08-21 03:06:18 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-08-21 03:06:18 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:06:18.385078 End time: 2024-08-21 03:06:18.417349 2024-08-21 03:06:18 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:06:18 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:18 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:18 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:06:18 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='0', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' ) 2024-08-21 03:06:18 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-08-21 03:06:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:06:18 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-08-21 03:06:18 INFO MSTransformManager::parseDataSelParams observation selection is 0 2024-08-21 03:06:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:06:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:06:18 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are [0] 2024-08-21 03:06:18 INFO MSTransformManager::open Select data 2024-08-21 03:06:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:06:21 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-08-21 03:06:21 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-08-21 03:06:24 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-08-21 03:06:24 INFO phaseshift::::casa Shift phase center 2024-08-21 03:06:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:06:18.418457 End time: 2024-08-21 03:06:25.105138 2024-08-21 03:06:25 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:06:25 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:26 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:26 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:06:26 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-08-21 03:06:26 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-08-21 03:06:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:06:26 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-08-21 03:06:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:06:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:06:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:06:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:06:26 INFO MSTransformManager::open Select data 2024-08-21 03:06:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:06:29 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-08-21 03:06:29 INFO phaseshift::::casa Shift phase center 2024-08-21 03:06:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:06:26.204353 End time: 2024-08-21 03:06:31.245014 2024-08-21 03:06:31 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:06:31 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:32 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:32 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:06:32 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='' ) 2024-08-21 03:06:32 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: phasecenter parameter must be specified 2024-08-21 03:06:32 INFO phaseshift::::casa Traceback (most recent call last): 2024-08-21 03:06:32 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-08-21 03:06:32 INFO phaseshift::::casa+ task_result = _phaseshift_t( _pc.document['vis'],_pc.document['outputvis'],_pc.document['keepmms'],_pc.document['field'],_pc.document['spw'],_pc.document['scan'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['datacolumn'],_pc.document['phasecenter'] ) 2024-08-21 03:06:32 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14426-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 30, in phaseshift 2024-08-21 03:06:32 INFO phaseshift::::casa+ raise ValueError('phasecenter parameter must be specified') 2024-08-21 03:06:32 INFO phaseshift::::casa+ ValueError: phasecenter parameter must be specified 2024-08-21 03:06:32 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:06:32.295839 End time: 2024-08-21 03:06:32.296572 2024-08-21 03:06:32 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:06:32 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:32 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:32 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:06:32 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 00h06m14 -08d23m35' ) 2024-08-21 03:06:32 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-08-21 03:06:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:06:32 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-08-21 03:06:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:06:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:06:32 INFO MSTransformManager::open Select data 2024-08-21 03:06:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:06:35 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-08-21 03:06:35 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-08-21 03:06:40 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -08d23m35 successfully parsed 2024-08-21 03:06:40 INFO phaseshift::::casa Shift phase center 2024-08-21 03:06:41 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:06:32.297920 End time: 2024-08-21 03:06:41.375723 2024-08-21 03:06:41 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:06:41 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:43 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:43 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:06:43 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='post_phaseshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-08-21 03:06:43 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-08-21 03:06:43 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:06:43 INFO MSTransformManager::parseMsSpecParams Output file name is post_phaseshift.ms 2024-08-21 03:06:43 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:06:43 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:06:43 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:06:43 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:06:43 INFO MSTransformManager::open Select data 2024-08-21 03:06:43 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:06:45 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-08-21 03:06:45 INFO phaseshift::::casa Shift phase center 2024-08-21 03:06:48 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:06:42.570505 End time: 2024-08-21 03:06:47.583077 2024-08-21 03:06:48 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:06:48 INFO phaseshift::::casa ########################################## 2024-08-21 03:06:48 INFO tclean::::casa ########################################## 2024-08-21 03:06:48 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:06:48 INFO tclean::::casa tclean( vis='datacopy.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='im2_pre', imsize=2048, cell='5arcsec', phasecenter='J2000 19h59m28.449 40d44m01.199', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='wproject', facets=1, psfphasecenter='', wprojplanes=128, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:06:48 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:06:48 INFO SynthesisImagerVi2::selectData MS : datacopy.ms | [Opened in readonly mode] 2024-08-21 03:06:48 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-08-21 03:06:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] : 2024-08-21 03:06:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] : 2024-08-21 03:06:48 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:06:48 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-08-21 03:06:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_pre] with ftmachine: wprojectft 2024-08-21 03:06:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 47.87 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:06:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:06:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_pre] : hogbom 2024-08-21 03:06:48 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:06:49 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-08-21 03:06:49 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-08-21 03:06:49 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-08-21 03:06:49 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-08-21 03:07:10 INFO WPConvFunc::findConvFunction Convolution support = [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 28, 28, 28, 28, 28, 28, 28, 28, 28, 32, 32, 32, 32, 32, 32, 32, 32, 36, 36, 36, 36, 36, 36, 36, 40, 40, 40, 40, 40, 40, 44, 44, 44, 44, 44, 44, 44, 48, 48, 48, 48, 48, 52, 52, 52, 52, 52, 52, 56, 56, 56, 56, 56, 60, 60, 60, 60, 60, 64, 64, 64, 64, 64, 68, 68, 68, 68, 68, 72, 72, 72, 72, 76, 76, 76, 76, 80, 80, 80] pixels in Fourier plane 2024-08-21 03:07:10 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 64265 MB 0%....10....20....30....40....50....60....70....80....90....100% 2024-08-21 03:07:45 INFO SIImageStore::calcSensitivity [im2_pre] Theoretical sensitivity (Jy/bm):0.00204403 2024-08-21 03:07:45 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.135531 2024-08-21 03:07:45 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg 2024-08-21 03:07:45 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:07:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 0%....10....20....30....40....50....60....70....80....90....100% 2024-08-21 03:07:57 INFO task_tclean::SDAlgorithmBase::restore [im2_pre] : Restoring model image. 2024-08-21 03:07:57 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2284) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2024-08-21 03:07:58 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg 2024-08-21 03:07:59 INFO tclean::::casa Searching for images with prefix 'im2_pre'... Found these, writing history into them: ['im2_pre.sumwt', 'im2_pre.model', 'im2_pre.image', 'im2_pre.pb', 'im2_pre.psf', 'im2_pre.residual'] 2024-08-21 03:08:00 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:06:47.753144 End time: 2024-08-21 03:08:00.123230 2024-08-21 03:08:00 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:08:00 INFO tclean::::casa ########################################## 2024-08-21 03:08:00 INFO tclean::::casa ########################################## 2024-08-21 03:08:00 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:08:00 INFO tclean::::casa tclean( vis='post_phaseshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='im2_post_phaseshift', imsize=2048, cell='5arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='wproject', facets=1, psfphasecenter='', wprojplanes=128, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:08:00 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:08:00 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode] 2024-08-21 03:08:00 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-08-21 03:08:00 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] : 2024-08-21 03:08:00 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] : 2024-08-21 03:08:01 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:08:01 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-08-21 03:08:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift] with ftmachine: wprojectft 2024-08-21 03:08:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 47.86 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:08:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:08:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift] : hogbom 2024-08-21 03:08:01 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:08:01 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-08-21 03:08:01 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-08-21 03:08:01 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-08-21 03:08:01 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-08-21 03:08:20 INFO WPConvFunc::findConvFunction Convolution support = [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 28, 28, 28, 28, 28, 28, 28, 28, 28, 32, 32, 32, 32, 32, 32, 32, 32, 36, 36, 36, 36, 36, 36, 36, 40, 40, 40, 40, 40, 40, 44, 44, 44, 44, 44, 44, 44, 48, 48, 48, 48, 48, 52, 52, 52, 52, 52, 52, 56, 56, 56, 56, 56, 60, 60, 60, 60, 60, 64, 64, 64, 64, 64, 68, 68, 68, 68, 68, 72, 72, 72, 72, 76, 76, 76, 76, 80, 80, 80] pixels in Fourier plane 2024-08-21 03:08:20 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 64265 MB 2024-08-21 03:08:23 INFO SIImageStore::calcSensitivity [im2_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00204403 2024-08-21 03:08:24 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.129501 2024-08-21 03:08:24 INFO SIImageStore::printBeamSet Beam : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg 2024-08-21 03:08:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:08:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:08:29 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift] : Restoring model image. 2024-08-21 03:08:29 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2284) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2024-08-21 03:08:32 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg 2024-08-21 03:08:33 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift'... Found these, writing history into them: ['im2_post_phaseshift.residual', 'im2_post_phaseshift.sumwt', 'im2_post_phaseshift.pb', 'im2_post_phaseshift.image', 'im2_post_phaseshift.model', 'im2_post_phaseshift.psf'] 2024-08-21 03:08:34 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:08:00.211055 End time: 2024-08-21 03:08:33.597827 2024-08-21 03:08:34 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:08:34 INFO tclean::::casa ########################################## 2024-08-21 03:08:34 INFO tclean::::casa ########################################## 2024-08-21 03:08:34 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:08:34 INFO tclean::::casa tclean( vis='post_phaseshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='im2_post_phaseshift_tclean_phasecenter', imsize=2048, cell='5arcsec', phasecenter='J2000 19h59m28.449 40d44m01.199', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='wproject', facets=1, psfphasecenter='', wprojplanes=128, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:08:34 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:08:34 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode] 2024-08-21 03:08:34 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-08-21 03:08:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] : 2024-08-21 03:08:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] : 2024-08-21 03:08:34 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:08:34 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-08-21 03:08:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift_tclean_phasecenter] with ftmachine: wprojectft 2024-08-21 03:08:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 47.86 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:08:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:08:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift_tclean_phasecenter] : hogbom 2024-08-21 03:08:34 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:08:35 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-08-21 03:08:35 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-08-21 03:08:35 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-08-21 03:08:35 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-08-21 03:08:54 INFO WPConvFunc::findConvFunction Convolution support = [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 28, 28, 28, 28, 28, 28, 28, 28, 28, 32, 32, 32, 32, 32, 32, 32, 32, 36, 36, 36, 36, 36, 36, 36, 40, 40, 40, 40, 40, 40, 44, 44, 44, 44, 44, 44, 44, 48, 48, 48, 48, 48, 52, 52, 52, 52, 52, 52, 56, 56, 56, 56, 56, 60, 60, 60, 60, 60, 64, 64, 64, 64, 64, 68, 68, 68, 68, 68, 72, 72, 72, 72, 76, 76, 76, 76, 80, 80, 80] pixels in Fourier plane 2024-08-21 03:08:54 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 64265 MB 2024-08-21 03:08:57 INFO SIImageStore::calcSensitivity [im2_post_phaseshift_tclean_phasecenter] Theoretical sensitivity (Jy/bm):0.00204403 2024-08-21 03:08:57 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.121472 2024-08-21 03:08:57 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg 2024-08-21 03:08:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:08:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:09:02 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift_tclean_phasecenter] : Restoring model image. 2024-08-21 03:09:02 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2284) Restoring with an empty model image. Only residuals will be processed to form the output restored image. 2024-08-21 03:09:04 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg 2024-08-21 03:09:04 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift_tclean_phasecenter'... Found these, writing history into them: ['im2_post_phaseshift_tclean_phasecenter.residual', 'im2_post_phaseshift_tclean_phasecenter.psf', 'im2_post_phaseshift_tclean_phasecenter.image', 'im2_post_phaseshift_tclean_phasecenter.model', 'im2_post_phaseshift_tclean_phasecenter.pb', 'im2_post_phaseshift_tclean_phasecenter.sumwt'] 2024-08-21 03:09:14 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:08:33.677026 End time: 2024-08-21 03:09:13.627884 2024-08-21 03:09:14 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:09:14 INFO tclean::::casa ########################################## 2024-08-21 03:09:15 INFO phaseshift::::casa ########################################## 2024-08-21 03:09:15 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:09:15 INFO phaseshift::::casa phaseshift( vis='ngc_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='1', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 23h11m54 61d10m54' ) 2024-08-21 03:09:15 INFO MSTransformManager::parseMsSpecParams Input file name is ngc_copy.ms 2024-08-21 03:09:15 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:09:15 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-08-21 03:09:15 INFO MSTransformManager::parseDataSelParams spw selection is 1 2024-08-21 03:09:15 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:09:15 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:09:15 INFO MSTransformManager::initDataSelectionParams Selected SPWs Ids are Axis Lengths: [1, 4] (NB: Matrix in Row/Column order) 2024-08-21 03:09:15 INFO MSTransformManager::initDataSelectionParams+ [1, 0, 4, 1] 2024-08-21 03:09:15 INFO MSTransformManager::open Select data 2024-08-21 03:09:15 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:09:15 INFO MSTransformDataHandler::makeSelection 13338 out of 26676 rows are going to be considered due to the selection criteria. 2024-08-21 03:09:18 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 23h11m54 61d10m54 successfully parsed 2024-08-21 03:09:18 INFO phaseshift::::casa Shift phase center 2024-08-21 03:09:19 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:09:15.144618 End time: 2024-08-21 03:09:19.074455 2024-08-21 03:09:19 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:09:19 INFO phaseshift::::casa ########################################## 2024-08-21 03:09:20 INFO phaseshift::::casa ########################################## 2024-08-21 03:09:20 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:09:20 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-08-21 03:09:20 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-08-21 03:09:20 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:09:20 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-08-21 03:09:20 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:09:20 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:09:20 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:09:20 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:09:20 INFO MSTransformManager::open Select data 2024-08-21 03:09:20 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:09:23 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-08-21 03:09:23 INFO phaseshift::::casa Shift phase center 2024-08-21 03:09:26 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:09:20.128428 End time: 2024-08-21 03:09:25.789161 2024-08-21 03:09:26 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:09:26 INFO phaseshift::::casa ########################################## 2024-08-21 03:09:27 INFO phaseshift::::casa ########################################## 2024-08-21 03:09:27 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:09:27 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='0', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.108888889deg' ) 2024-08-21 03:09:27 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:09:27 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:09:27 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:09:27 INFO MSTransformManager::parseDataSelParams field selection is 0 2024-08-21 03:09:27 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:09:27 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:09:27 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:09:27 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:09:27 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0] 2024-08-21 03:09:27 INFO MSTransformManager::open Select data 2024-08-21 03:09:27 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:09:27 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-08-21 03:09:33 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-08-21 03:09:33 INFO phaseshift::::casa Shift phase center 2024-08-21 03:09:35 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:09:26.830502 End time: 2024-08-21 03:09:34.887008 2024-08-21 03:09:35 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:09:35 INFO phaseshift::::casa ########################################## 2024-08-21 03:09:35 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-08-21 03:09:35 INFO tclean::::casa ########################################## 2024-08-21 03:09:35 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:09:35 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:09:35 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:09:35 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:09:35 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-08-21 03:09:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:09:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:09:35 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:09:35 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07] 2024-08-21 03:09:35 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:09:35 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.86 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:09:35 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:09:35 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:09:35 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:09:38 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-08-21 03:09:38 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.034709 2024-08-21 03:09:38 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-08-21 03:09:38 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:09:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:09:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:09:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:09:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:09:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:09:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:09:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3 2024-08-21 03:09:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:09:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:09:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:09:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:09:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:09:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3 2024-08-21 03:09:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-08-21 03:09:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:09:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:09:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-08-21 03:09:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:09:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3 2024-08-21 03:09:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-08-21 03:09:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:09:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:09:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184 2024-08-21 03:09:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:09:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3 2024-08-21 03:09:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter. 2024-08-21 03:09:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:09:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:09:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276 2024-08-21 03:09:47 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:09:48 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:09:48 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:09:48 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-08-21 03:09:49 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:09:51 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:09:35.187211 End time: 2024-08-21 03:09:50.697749 2024-08-21 03:09:51 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:09:51 INFO tclean::::casa ########################################## 2024-08-21 03:09:51 INFO imstat::::casa ########################################## 2024-08-21 03:09:51 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:09:51 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:09:51 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:09:51 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:09:51 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:09:51 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:09:51 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:09:51 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz to 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz) 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz 2024-08-21 03:09:51 INFO imstat:::: Values --- 2024-08-21 03:09:51 INFO imstat:::: -- flux density [flux]: 4.99409 Jy 2024-08-21 03:09:51 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:09:51 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:09:51 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam 2024-08-21 03:09:51 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-08-21 03:09:51 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0] 2024-08-21 03:09:51 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz 2024-08-21 03:09:51 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz 2024-08-21 03:09:51 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam 2024-08-21 03:09:51 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam 2024-08-21 03:09:51 INFO imstat:::: Statistics --- 2024-08-21 03:09:51 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam 2024-08-21 03:09:51 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam 2024-08-21 03:09:51 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam 2024-08-21 03:09:51 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam 2024-08-21 03:09:51 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam 2024-08-21 03:09:51 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam 2024-08-21 03:09:51 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam 2024-08-21 03:09:51 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam 2024-08-21 03:09:51 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:09:51 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.059610e+02 9.246232e-03 1.521305e-01 1.518505e-01 -1.228298e-04 4.999997e+00 2024-08-21 03:09:51 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:09:50.729922 End time: 2024-08-21 03:09:50.778147 2024-08-21 03:09:51 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:09:51 INFO imstat::::casa ########################################## 2024-08-21 03:09:51 INFO phaseshift::::casa ########################################## 2024-08-21 03:09:51 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:09:51 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='fake', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.108888889deg' ) 2024-08-21 03:09:51 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:09:51 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:09:51 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:09:51 INFO MSTransformManager::parseDataSelParams field selection is fake 2024-08-21 03:09:51 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:09:51 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:09:51 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:09:51 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:09:51 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0] 2024-08-21 03:09:51 INFO MSTransformManager::open Select data 2024-08-21 03:09:51 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:09:51 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-08-21 03:09:56 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-08-21 03:09:56 INFO phaseshift::::casa Shift phase center 2024-08-21 03:09:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:09:50.801709 End time: 2024-08-21 03:09:58.107336 2024-08-21 03:09:58 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:09:58 INFO phaseshift::::casa ########################################## 2024-08-21 03:09:58 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-08-21 03:09:58 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms... 2024-08-21 03:09:58 INFO tclean::::casa ########################################## 2024-08-21 03:09:58 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:09:58 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:09:58 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:09:58 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:09:58 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-08-21 03:09:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:09:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:09:58 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:09:58 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07] 2024-08-21 03:09:58 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:09:58 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:09:58 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:09:58 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:09:58 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:10:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-08-21 03:10:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.034866 2024-08-21 03:10:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-08-21 03:10:01 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:10:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:10:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:10:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:10:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:10:05 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:10:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:10:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3 2024-08-21 03:10:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:10:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:10:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:10:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:10:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:10:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3 2024-08-21 03:10:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-08-21 03:10:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:10:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:10:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-08-21 03:10:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:10:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3 2024-08-21 03:10:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-08-21 03:10:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:10:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:10:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184 2024-08-21 03:10:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:10:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3 2024-08-21 03:10:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter. 2024-08-21 03:10:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:10:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:10:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276 2024-08-21 03:10:13 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:10:13 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:10:13 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:10:14 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-08-21 03:10:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:10:15 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:09:58.218175 End time: 2024-08-21 03:10:15.362747 2024-08-21 03:10:15 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:10:15 INFO tclean::::casa ########################################## 2024-08-21 03:10:15 INFO imstat::::casa ########################################## 2024-08-21 03:10:15 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:10:15 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:10:15 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:10:15 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:10:15 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:10:15 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:10:15 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:10:15 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz to 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz) 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz 2024-08-21 03:10:15 INFO imstat:::: Values --- 2024-08-21 03:10:15 INFO imstat:::: -- flux density [flux]: 4.99409 Jy 2024-08-21 03:10:15 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:10:15 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:10:15 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam 2024-08-21 03:10:15 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-08-21 03:10:15 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0] 2024-08-21 03:10:15 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz 2024-08-21 03:10:15 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz 2024-08-21 03:10:15 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam 2024-08-21 03:10:15 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam 2024-08-21 03:10:15 INFO imstat:::: Statistics --- 2024-08-21 03:10:15 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam 2024-08-21 03:10:15 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam 2024-08-21 03:10:15 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam 2024-08-21 03:10:15 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam 2024-08-21 03:10:15 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam 2024-08-21 03:10:15 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam 2024-08-21 03:10:15 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam 2024-08-21 03:10:15 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam 2024-08-21 03:10:15 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:10:15 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.059610e+02 9.246232e-03 1.521305e-01 1.518505e-01 -1.228298e-04 4.999997e+00 2024-08-21 03:10:15 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:10:15.369298 End time: 2024-08-21 03:10:15.416370 2024-08-21 03:10:15 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:10:15 INFO imstat::::casa ########################################## 2024-08-21 03:10:15 INFO phaseshift::::casa ########################################## 2024-08-21 03:10:15 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:10:15 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.108888889deg' ) 2024-08-21 03:10:15 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:10:15 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:10:15 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:10:15 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:10:15 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:10:15 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:10:15 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:10:15 INFO MSTransformManager::open Select data 2024-08-21 03:10:15 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:10:21 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-08-21 03:10:21 INFO phaseshift::::casa Shift phase center 2024-08-21 03:10:23 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:10:15.436160 End time: 2024-08-21 03:10:22.864774 2024-08-21 03:10:23 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:10:23 INFO phaseshift::::casa ########################################## 2024-08-21 03:10:23 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-08-21 03:10:23 INFO tclean::::casa ########################################## 2024-08-21 03:10:23 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:10:23 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:10:23 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:10:23 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:10:23 INFO SynthesisImagerVi2::selectData NRows selected : 7020 2024-08-21 03:10:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:10:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:10:23 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:10:23 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:10:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:10:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:10:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:10:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:10:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:10:25 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00843949 2024-08-21 03:10:25 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025283 2024-08-21 03:10:25 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg 2024-08-21 03:10:25 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:10:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:10:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:10:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:10:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:10:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:10:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6069034934043884, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:10:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.606903, CycleNiter=20, Gain=0.3 2024-08-21 03:10:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:10:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:10:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:10:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:10:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07140088081359863, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:10:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0714009, CycleNiter=14, Gain=0.3 2024-08-21 03:10:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-08-21 03:10:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:10:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:10:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-08-21 03:10:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00840018317103386, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:10:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00840018, CycleNiter=8, Gain=0.3 2024-08-21 03:10:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-08-21 03:10:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:10:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:10:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814189, over full image : 0.00814189 2024-08-21 03:10:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009882674785330892, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:10:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000988267, CycleNiter=2, Gain=0.3 2024-08-21 03:10:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814189->0.00279267, Reached cycleniter. 2024-08-21 03:10:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:10:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:10:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0027928, over full image : 0.0027928 2024-08-21 03:10:37 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:10:37 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:10:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:10:37 INFO SIImageStore::restore Beam for chan : 0 : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg 2024-08-21 03:10:37 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:10:38 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:10:23.088222 End time: 2024-08-21 03:10:38.498552 2024-08-21 03:10:39 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:10:39 INFO tclean::::casa ########################################## 2024-08-21 03:10:39 INFO imstat::::casa ########################################## 2024-08-21 03:10:39 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:10:39 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:10:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:10:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:10:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:10:39 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:10:39 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:10:39 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.888, +39.49.25.864, I, 999981604.64Hz to 19:52:21.069, +40.23.25.888, I, 999981604.64Hz) 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 999981604.64Hz 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 999981604.64Hz 2024-08-21 03:10:39 INFO imstat:::: Values --- 2024-08-21 03:10:39 INFO imstat:::: -- flux density [flux]: 4.99444 Jy 2024-08-21 03:10:39 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:10:39 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:10:39 INFO imstat:::: -- minimum value [min]: -9.70533e-05 Jy/beam 2024-08-21 03:10:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-08-21 03:10:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [158, 70, 0, 0] 2024-08-21 03:10:39 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981604.64Hz 2024-08-21 03:10:39 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:29.120, +39.58.47.882, I, 999981604.64Hz 2024-08-21 03:10:39 INFO imstat:::: -- Sum of pixel values [sum]: 610.203 Jy/beam 2024-08-21 03:10:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1527.26 Jy/beam.Jy/beam 2024-08-21 03:10:39 INFO imstat:::: Statistics --- 2024-08-21 03:10:39 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00931096 Jy/beam 2024-08-21 03:10:39 INFO imstat:::: -- Variance of the pixel values : 0.0232178 Jy/beam 2024-08-21 03:10:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152374 Jy/beam 2024-08-21 03:10:39 INFO imstat:::: -- Root mean square [rms]: 0.152657 Jy/beam 2024-08-21 03:10:39 INFO imstat:::: -- Median of the pixel values [median]: -1.85752e-05 Jy/beam 2024-08-21 03:10:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.83975e-05 Jy/beam 2024-08-21 03:10:39 INFO imstat:::: -- IQR [quartile]: 3.74524e-05 Jy/beam 2024-08-21 03:10:39 INFO imstat:::: -- First quartile [q1]: -3.53147e-05 Jy/beam 2024-08-21 03:10:39 INFO imstat:::: -- Third quartile [q3]: 2.13765e-06 Jy/beam 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:10:39 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.102032e+02 9.310961e-03 1.526569e-01 1.523738e-01 -9.705327e-05 4.999997e+00 2024-08-21 03:10:39 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:10:38.505296 End time: 2024-08-21 03:10:38.547917 2024-08-21 03:10:39 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:10:39 INFO imstat::::casa ########################################## 2024-08-21 03:10:39 INFO phaseshift::::casa ########################################## 2024-08-21 03:10:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:10:39 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='1', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 50.108888889deg' ) 2024-08-21 03:10:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:10:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:10:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:10:39 INFO MSTransformManager::parseDataSelParams field selection is 1 2024-08-21 03:10:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:10:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:10:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:10:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:10:39 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1] 2024-08-21 03:10:39 INFO MSTransformManager::open Select data 2024-08-21 03:10:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:10:39 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-08-21 03:10:41 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed 2024-08-21 03:10:41 INFO phaseshift::::casa Shift phase center 2024-08-21 03:10:42 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:10:38.568775 End time: 2024-08-21 03:10:42.311581 2024-08-21 03:10:42 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:10:42 INFO phaseshift::::casa ########################################## 2024-08-21 03:10:42 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-08-21 03:10:43 INFO tclean::::casa ########################################## 2024-08-21 03:10:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:10:43 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:10:43 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:10:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:10:43 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-08-21 03:10:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:10:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:10:43 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:10:43 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07] 2024-08-21 03:10:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:10:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:10:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:10:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:10:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:10:44 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-08-21 03:10:44 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025708 2024-08-21 03:10:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-08-21 03:10:44 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:10:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:10:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-08-21 03:10:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:10:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:10:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-08-21 03:10:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:10:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3 2024-08-21 03:10:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter. 2024-08-21 03:10:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:10:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:10:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075 2024-08-21 03:10:50 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:10:50 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:10:50 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:10:51 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-08-21 03:10:51 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:10:54 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:10:42.528517 End time: 2024-08-21 03:10:53.795580 2024-08-21 03:10:54 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:10:54 INFO tclean::::casa ########################################## 2024-08-21 03:10:54 INFO imstat::::casa ########################################## 2024-08-21 03:10:54 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:10:54 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:10:54 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:10:54 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:10:54 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:10:54 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:10:54 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:10:54 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz to 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz) 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz 2024-08-21 03:10:54 INFO imstat:::: Values --- 2024-08-21 03:10:54 INFO imstat:::: -- flux density [flux]: -0.242513 Jy 2024-08-21 03:10:54 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:10:54 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam 2024-08-21 03:10:54 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam 2024-08-21 03:10:54 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0] 2024-08-21 03:10:54 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0] 2024-08-21 03:10:54 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz 2024-08-21 03:10:54 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz 2024-08-21 03:10:54 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam 2024-08-21 03:10:54 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam 2024-08-21 03:10:54 INFO imstat:::: Statistics --- 2024-08-21 03:10:54 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam 2024-08-21 03:10:54 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam 2024-08-21 03:10:54 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam 2024-08-21 03:10:54 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam 2024-08-21 03:10:54 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam 2024-08-21 03:10:54 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam 2024-08-21 03:10:54 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam 2024-08-21 03:10:54 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam 2024-08-21 03:10:54 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:10:54 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 -2.993095e+01 -4.567100e-04 5.968411e-02 5.968282e-02 -1.468002e-01 2.858716e-01 2024-08-21 03:10:54 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:10:53.801915 End time: 2024-08-21 03:10:53.848393 2024-08-21 03:10:54 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:10:54 INFO imstat::::casa ########################################## 2024-08-21 03:10:54 INFO phaseshift::::casa ########################################## 2024-08-21 03:10:54 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:10:54 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='pretend', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 50.108888889deg' ) 2024-08-21 03:10:54 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:10:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:10:54 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:10:54 INFO MSTransformManager::parseDataSelParams field selection is pretend 2024-08-21 03:10:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:10:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:10:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:10:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:10:54 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1] 2024-08-21 03:10:54 INFO MSTransformManager::open Select data 2024-08-21 03:10:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:10:54 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-08-21 03:10:57 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed 2024-08-21 03:10:57 INFO phaseshift::::casa Shift phase center 2024-08-21 03:10:59 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:10:53.868089 End time: 2024-08-21 03:10:58.842203 2024-08-21 03:10:59 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:10:59 INFO phaseshift::::casa ########################################## 2024-08-21 03:10:59 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-08-21 03:10:59 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms... 2024-08-21 03:10:59 INFO tclean::::casa ########################################## 2024-08-21 03:10:59 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:10:59 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:10:59 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:10:59 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:10:59 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-08-21 03:10:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:10:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:10:59 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:10:59 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07] 2024-08-21 03:10:59 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:10:59 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:10:59 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:10:59 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:10:59 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:11:01 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-08-21 03:11:01 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.030045 2024-08-21 03:11:01 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-08-21 03:11:01 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:11:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:11:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-08-21 03:11:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:11:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:11:05 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-08-21 03:11:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:11:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3 2024-08-21 03:11:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter. 2024-08-21 03:11:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:11:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:11:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075 2024-08-21 03:11:07 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:11:07 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:11:07 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:11:07 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-08-21 03:11:08 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:11:09 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:10:58.948193 End time: 2024-08-21 03:11:09.374958 2024-08-21 03:11:09 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:11:09 INFO tclean::::casa ########################################## 2024-08-21 03:11:09 INFO imstat::::casa ########################################## 2024-08-21 03:11:09 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:11:09 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:11:09 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:11:09 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:11:09 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:11:09 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:11:09 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:11:09 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz to 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz) 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz 2024-08-21 03:11:09 INFO imstat:::: Values --- 2024-08-21 03:11:09 INFO imstat:::: -- flux density [flux]: -0.242513 Jy 2024-08-21 03:11:09 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:11:09 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam 2024-08-21 03:11:09 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam 2024-08-21 03:11:09 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0] 2024-08-21 03:11:09 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0] 2024-08-21 03:11:09 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz 2024-08-21 03:11:09 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz 2024-08-21 03:11:09 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam 2024-08-21 03:11:09 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam 2024-08-21 03:11:09 INFO imstat:::: Statistics --- 2024-08-21 03:11:09 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam 2024-08-21 03:11:09 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam 2024-08-21 03:11:09 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam 2024-08-21 03:11:09 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam 2024-08-21 03:11:09 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam 2024-08-21 03:11:09 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam 2024-08-21 03:11:09 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam 2024-08-21 03:11:09 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam 2024-08-21 03:11:09 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:11:09 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 -2.993095e+01 -4.567100e-04 5.968411e-02 5.968282e-02 -1.468002e-01 2.858716e-01 2024-08-21 03:11:09 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:11:09.381970 End time: 2024-08-21 03:11:09.429298 2024-08-21 03:11:09 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:11:09 INFO imstat::::casa ########################################## 2024-08-21 03:11:10 INFO tclean::::casa ########################################## 2024-08-21 03:11:10 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:11:10 INFO tclean::::casa tclean( vis='sim_data.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_orig', imsize=2048, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='wproject', facets=1, psfphasecenter='', wprojplanes=128, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:11:10 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:11:10 INFO SynthesisImagerVi2::selectData MS : sim_data.ms | [Opened in readonly mode] 2024-08-21 03:11:10 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:11:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] : 2024-08-21 03:11:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] : 2024-08-21 03:11:10 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:11:10 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [9.99981e+08] at [0] with increment [1e+08] 2024-08-21 03:11:10 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_orig] with ftmachine: wprojectft 2024-08-21 03:11:10 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 47.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:11:10 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:11:10 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_orig] : hogbom 2024-08-21 03:11:10 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:11:10 INFO task_tclean::WPConvFunc::findConvFunction W projection using 128 planes 2024-08-21 03:11:10 INFO task_tclean::WPConvFunc::findConvFunction Using maximum possible W = 6445.78 (wavelengths) 2024-08-21 03:11:10 INFO task_tclean::WPConvFunc::findConvFunction Typical wavelength = 0.299799 (m) 2024-08-21 03:11:10 INFO task_tclean::WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.399639 wavelengths per pixel 2024-08-21 03:11:29 INFO task_tclean::WPConvFunc::findConvFunction Convolution support = [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 24, 24, 24, 24, 24, 24, 24, 24, 24, 28, 28, 28, 28, 28, 28, 28, 32, 32, 32, 32, 32, 32, 36, 36, 36, 36, 36, 36, 40, 40, 40, 40, 40, 44, 44, 44, 44, 44, 48, 48, 48, 48, 52, 52, 52, 52, 52, 56, 56, 56, 56, 60, 60, 60, 60, 64, 64, 64, 64, 68, 68, 68, 72, 72, 72, 72, 76, 76, 76, 80, 80, 80, 80, 84, 84, 84, 88, 88, 88, 92, 92, 92, 96, 96, 96, 100, 100, 100, 104, 104, 108, 108, 108, 112, 112, 112, 116, 116] pixels in Fourier plane 2024-08-21 03:11:29 INFO task_tclean::WPConvFunc::findConvFunction Memory used in gridding function = 14 MB from maximum 64265 MB 2024-08-21 03:11:31 INFO task_tclean::SIImageStore::calcSensitivity [im_orig] Theoretical sensitivity (Jy/bm):0.00889437 2024-08-21 03:11:31 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.116307 2024-08-21 03:11:31 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg 2024-08-21 03:11:31 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:11:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:11:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899 2024-08-21 03:11:35 INFO SynthesisDeconvolver::setupMask [im_orig] Initializing new mask to 1.0 for the full image 2024-08-21 03:11:35 INFO SynthesisDeconvolver::setupMask [im_orig] Number of pixels in the clean mask : 4.1943e+06 out of a total of 4.1943e+06 pixels. [ 100 % ] 2024-08-21 03:11:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899 2024-08-21 03:11:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.5971387624740601, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:11:36 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.597139, CycleNiter=20, Gain=0.3 2024-08-21 03:11:37 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=0->4.6028, peakres=4.94899->0.435227, Reached cyclethreshold. 2024-08-21 03:11:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 7 iterations. 2024-08-21 03:11:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:11:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.45574, over full image : 0.45574 2024-08-21 03:11:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 13, 'cyclethreshold': 0.05498892068862915, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:11:40 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.0549889, CycleNiter=13, Gain=0.3 2024-08-21 03:11:41 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=4.6028->5.02619, peakres=0.45574->0.0435268, Reached cyclethreshold. 2024-08-21 03:11:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 14 iterations. 2024-08-21 03:11:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:11:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0416506, over full image : 0.0416506 2024-08-21 03:11:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 6, 'cyclethreshold': 0.005025505553930998, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:11:44 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.00502551, CycleNiter=6, Gain=0.3 2024-08-21 03:11:46 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->6 [6], model=5.02619->5.04001, peakres=0.0416506->0.0226678, Reached cycleniter. 2024-08-21 03:11:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:11:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:11:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.022671, over full image : 0.022671 2024-08-21 03:11:49 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:11:49 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:11:49 INFO SDAlgorithmBase::restore [im_orig] : Restoring model image. 2024-08-21 03:11:50 INFO SIImageStore::restore Beam for chan : 0 : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg 2024-08-21 03:11:50 INFO tclean::::casa Searching for images with prefix 'im_orig'... Found these, writing history into them: ['im_orig.model', 'im_orig.sumwt', 'im_orig.residual', 'im_orig.psf', 'im_orig.pb', 'im_orig.image', 'im_orig.mask'] 2024-08-21 03:11:51 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:11:09.685652 End time: 2024-08-21 03:11:51.135271 2024-08-21 03:11:51 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:11:51 INFO tclean::::casa ########################################## 2024-08-21 03:11:51 INFO imstat::::casa ########################################## 2024-08-21 03:11:51 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:11:51 INFO imstat::::casa imstat( imagename='im_orig.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:11:51 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:11:51 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:11:51 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:11:51 INFO imstat::image::statistics Determining stats for image im_orig.image 2024-08-21 03:11:51 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:11:51 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [2047, 2047, 0, 0] (20:11:05.220, +38.21.11.967, I, 999980841.3Hz to 19:47:03.322, +42.54.02.996, I, 999980841.3Hz) 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [2047, 2047, 0, 0] 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 20:11:05.220, +38.21.11.967, I, 999980841.3Hz 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:47:03.322, +42.54.02.996, I, 999980841.3Hz 2024-08-21 03:11:51 INFO imstat:::: Values --- 2024-08-21 03:11:51 INFO imstat:::: -- flux density [flux]: 5.2713 Jy 2024-08-21 03:11:51 INFO imstat:::: -- number of points [npts]: 4.1943e+06 2024-08-21 03:11:51 INFO imstat:::: -- maximum value [max]: 4.97713 Jy/beam 2024-08-21 03:11:51 INFO imstat:::: -- minimum value [min]: -0.022671 Jy/beam 2024-08-21 03:11:51 INFO imstat:::: -- position of max value (pixel) [maxpos]: [1509, 773, 0, 0] 2024-08-21 03:11:51 INFO imstat:::: -- position of min value (pixel) [minpos]: [1708, 965, 0, 0] 2024-08-21 03:11:51 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.302, +40.06.02.372, I, 999980841.3Hz 2024-08-21 03:11:51 INFO imstat:::: -- position of min value (world) [minposf]: 19:51:28.525, +40.31.07.260, I, 999980841.3Hz 2024-08-21 03:11:51 INFO imstat:::: -- Sum of pixel values [sum]: 641.87 Jy/beam 2024-08-21 03:11:51 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1619.58 Jy/beam.Jy/beam 2024-08-21 03:11:51 INFO imstat:::: Statistics --- 2024-08-21 03:11:51 INFO imstat:::: -- Mean of the pixel values [mean]: 0.000153034 Jy/beam 2024-08-21 03:11:51 INFO imstat:::: -- Variance of the pixel values : 0.000386116 Jy/beam 2024-08-21 03:11:51 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0196498 Jy/beam 2024-08-21 03:11:51 INFO imstat:::: -- Root mean square [rms]: 0.0196504 Jy/beam 2024-08-21 03:11:51 INFO imstat:::: -- Median of the pixel values [median]: 4.61875e-06 Jy/beam 2024-08-21 03:11:51 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.003161 Jy/beam 2024-08-21 03:11:51 INFO imstat:::: -- IQR [quartile]: 0.00632194 Jy/beam 2024-08-21 03:11:51 INFO imstat:::: -- First quartile [q1]: -0.00315521 Jy/beam 2024-08-21 03:11:51 INFO imstat:::: -- Third quartile [q3]: 0.00316673 Jy/beam 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:11:51 INFO imstat::ImageStatsCalculator::statistics 4.194304e+06 6.418701e+02 1.530337e-04 1.965042e-02 1.964982e-02 -2.267100e-02 4.977134e+00 2024-08-21 03:11:51 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:11:51.140816 End time: 2024-08-21 03:11:51.476352 2024-08-21 03:11:51 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:11:51 INFO imstat::::casa ########################################## 2024-08-21 03:11:52 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:11:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:11:52 INFO ImageRegion::fromRecord+ [1499, 763, 0, 0] to [1519, 783, 0, 0] (19:53:57.382, +40.04.43.647, I, 999980841.3Hz to 19:53:43.216, +40.07.21.070, I, 999980841.3Hz) 2024-08-21 03:11:52 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:11:52 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:11:52 2024****** 2024-08-21 03:11:52 INFO ImageFitter::fit+ 2024-08-21 03:11:52 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:11:52 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_orig.image 2024-08-21 03:11:52 INFO ImageFitter::fit+ --- region: 2024-08-21 03:11:52 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:11:52 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:11:52 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:11:52 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:11:52 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:11:52 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:11:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:11:52 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.843, +40.05.23.013 to 19:53:46.759, +40.06.41.724) 2024-08-21 03:11:52 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29832 Jy 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00459192 Jy 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85855 Jy 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00458731 Jy 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ Fit on im_orig.image component 0 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.9885 +/- 0.0032 s (0.0367 arcsec along great circle) 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.0594 +/- 0.0281 arcsec 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- ra: 1509.4535 +/- 0.0046 pixels 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- dec: 772.7181 +/- 0.0035 pixels 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.4778 +/- 0.0014 arcmin 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.2915 +/- 0.0011 arcmin 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.42 +/- 0.26 deg 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.70 arcsec 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.54 arcsec 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- position angle: -89.60 deg 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ Component is a point source 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ An upper limit on its size cannot be determined 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- Integrated: 5.0049 +/- 0.0079 Jy 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- Peak: 5.0102 +/- 0.0046 Jy/beam 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:11:52 INFO ImageFitter::_fitLoop+ --- frequency: 999.9808 MHz (29.97982 cm) 2024-08-21 03:11:52 INFO phaseshift::::casa ########################################## 2024-08-21 03:11:52 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:11:52 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-08-21 03:11:52 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:11:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:11:52 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:11:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:11:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:11:52 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:11:52 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:11:52 INFO MSTransformManager::open Select data 2024-08-21 03:11:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:11:53 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-08-21 03:11:53 INFO phaseshift::::casa Shift phase center 2024-08-21 03:11:54 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:11:51.576079 End time: 2024-08-21 03:11:54.237540 2024-08-21 03:11:54 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:11:54 INFO phaseshift::::casa ########################################## 2024-08-21 03:11:54 INFO tclean::::casa ########################################## 2024-08-21 03:11:54 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:11:54 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:11:54 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:11:54 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:11:54 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:11:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:11:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:11:55 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:11:55 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:11:55 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:11:55 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:11:55 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:11:55 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:11:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:11:56 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:11:56 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024695 2024-08-21 03:11:56 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:11:56 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:11:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:11:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:11:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:11:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:11:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:11:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:11:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:11:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:11:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:11:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:12:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:12:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:12:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:12:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:12:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:12:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:12:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:12:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:12:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:12:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:12:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:12:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:12:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:12:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:12:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:12:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:12:04 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:12:04 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:12:04 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:12:05 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:12:05 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:12:07 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:11:54.419881 End time: 2024-08-21 03:12:06.929831 2024-08-21 03:12:07 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:12:07 INFO tclean::::casa ########################################## 2024-08-21 03:12:07 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:12:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:12:07 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:12:07 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:12:07 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:12:07 2024****** 2024-08-21 03:12:07 INFO ImageFitter::fit+ 2024-08-21 03:12:07 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:12:07 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:12:07 INFO ImageFitter::fit+ --- region: 2024-08-21 03:12:07 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:12:07 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:12:07 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:12:07 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:12:07 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:12:07 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:12:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:12:07 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:12:07 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:12:07 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:12:07 INFO imstat::::casa ########################################## 2024-08-21 03:12:07 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:12:07 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:12:07 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:12:07 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:12:07 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:12:07 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:12:07 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:12:07 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:12:07 INFO imstat:::: Values --- 2024-08-21 03:12:07 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:12:07 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:12:07 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:12:07 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-08-21 03:12:07 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:12:07 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:12:07 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:12:07 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:12:07 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:12:07 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:12:07 INFO imstat:::: Statistics --- 2024-08-21 03:12:07 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:12:07 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:12:07 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:12:07 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:12:07 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-08-21 03:12:07 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-08-21 03:12:07 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-08-21 03:12:07 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-08-21 03:12:07 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:12:07 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00 2024-08-21 03:12:07 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:12:07.002817 End time: 2024-08-21 03:12:07.029125 2024-08-21 03:12:07 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:12:07 INFO imstat::::casa ########################################## 2024-08-21 03:12:07 INFO phaseshift::::casa ########################################## 2024-08-21 03:12:07 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:12:07 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 02:40:24.0000' ) 2024-08-21 03:12:07 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:12:07 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:12:07 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:12:07 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:12:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:12:07 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:12:07 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:12:07 INFO MSTransformManager::open Select data 2024-08-21 03:12:07 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:12:09 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 02:40:24.0000 successfully parsed 2024-08-21 03:12:09 INFO phaseshift::::casa Shift phase center 2024-08-21 03:12:10 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:12:07.046449 End time: 2024-08-21 03:12:09.514932 2024-08-21 03:12:10 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:12:10 INFO phaseshift::::casa ########################################## 2024-08-21 03:12:10 INFO tclean::::casa ########################################## 2024-08-21 03:12:10 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:12:10 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:12:10 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:12:10 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:12:10 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:12:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:12:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:12:10 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:12:10 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:12:10 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:12:10 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:12:10 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:12:10 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:12:10 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:12:11 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:12:11 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022366 2024-08-21 03:12:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:12:11 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:12:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:12:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:12:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:12:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:12:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:12:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:12:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:12:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:12:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:12:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:12:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:12:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:12:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:12:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:12:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:12:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:12:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:12:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:12:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:12:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:12:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:12:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:12:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:12:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:12:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:12:24 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:12:24 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:12:24 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:12:25 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:12:25 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:12:28 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:12:09.571120 End time: 2024-08-21 03:12:27.922963 2024-08-21 03:12:28 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:12:28 INFO tclean::::casa ########################################## 2024-08-21 03:12:28 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:12:28 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:12:28 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:12:28 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:12:28 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:12:28 2024****** 2024-08-21 03:12:28 INFO ImageFitter::fit+ 2024-08-21 03:12:28 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:12:28 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:12:28 INFO ImageFitter::fit+ --- region: 2024-08-21 03:12:28 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:12:28 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:12:28 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:12:28 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:12:28 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:12:28 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:12:28 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:12:28 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:12:28 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:12:28 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:12:28 INFO imstat::::casa ########################################## 2024-08-21 03:12:28 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:12:28 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:12:28 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:12:28 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:12:28 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:12:28 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:12:28 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:12:28 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:12:28 INFO imstat:::: Values --- 2024-08-21 03:12:28 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:12:28 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:12:28 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:12:28 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-08-21 03:12:28 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:12:28 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:12:28 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:12:28 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:12:28 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:12:28 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:12:28 INFO imstat:::: Statistics --- 2024-08-21 03:12:28 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:12:28 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:12:28 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:12:28 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:12:28 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-08-21 03:12:28 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-08-21 03:12:28 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-08-21 03:12:28 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-08-21 03:12:28 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:12:28 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00 2024-08-21 03:12:28 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:12:27.995317 End time: 2024-08-21 03:12:28.021869 2024-08-21 03:12:28 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:12:28 INFO imstat::::casa ########################################## 2024-08-21 03:12:28 INFO phaseshift::::casa ########################################## 2024-08-21 03:12:28 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:12:28 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.100000000deg' ) 2024-08-21 03:12:28 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:12:28 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:12:28 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:12:28 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:12:28 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:12:28 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:12:28 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:12:28 INFO MSTransformManager::open Select data 2024-08-21 03:12:28 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:12:39 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.100000000deg successfully parsed 2024-08-21 03:12:39 INFO phaseshift::::casa Shift phase center 2024-08-21 03:12:41 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:12:28.038658 End time: 2024-08-21 03:12:41.106353 2024-08-21 03:12:41 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:12:41 INFO phaseshift::::casa ########################################## 2024-08-21 03:12:41 INFO tclean::::casa ########################################## 2024-08-21 03:12:41 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:12:41 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:12:41 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:12:41 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:12:41 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:12:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:12:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:12:41 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:12:41 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:12:41 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:12:41 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:12:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:12:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:12:41 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:12:42 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:12:43 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027259 2024-08-21 03:12:43 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:12:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:12:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:12:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:12:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:12:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:12:45 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:12:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:12:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:12:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:12:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:12:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:12:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:12:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:12:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:12:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:12:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:12:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:12:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:12:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:12:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:12:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:12:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:12:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:12:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:12:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:12:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:12:51 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:12:51 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:12:51 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:12:51 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:12:51 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:12:53 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:12:41.177810 End time: 2024-08-21 03:12:52.548633 2024-08-21 03:12:53 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:12:53 INFO tclean::::casa ########################################## 2024-08-21 03:12:53 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:12:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:12:53 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:12:53 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:12:53 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:12:53 2024****** 2024-08-21 03:12:53 INFO ImageFitter::fit+ 2024-08-21 03:12:53 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:12:53 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:12:53 INFO ImageFitter::fit+ --- region: 2024-08-21 03:12:53 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:12:53 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:12:53 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:12:53 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:12:53 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:12:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:12:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:12:53 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:12:53 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:12:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:12:53 INFO imstat::::casa ########################################## 2024-08-21 03:12:53 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:12:53 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:12:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:12:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:12:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:12:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:12:53 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:12:53 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:12:53 INFO imstat:::: Values --- 2024-08-21 03:12:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:12:53 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:12:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:12:53 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-08-21 03:12:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:12:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:12:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:12:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:12:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:12:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:12:53 INFO imstat:::: Statistics --- 2024-08-21 03:12:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:12:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:12:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:12:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:12:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-08-21 03:12:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-08-21 03:12:53 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-08-21 03:12:53 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-08-21 03:12:53 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:12:53 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00 2024-08-21 03:12:53 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:12:52.619393 End time: 2024-08-21 03:12:52.646368 2024-08-21 03:12:53 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:12:53 INFO imstat::::casa ########################################## 2024-08-21 03:12:53 INFO phaseshift::::casa ########################################## 2024-08-21 03:12:53 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:12:53 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 0.699877030rad' ) 2024-08-21 03:12:53 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:12:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:12:53 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:12:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:12:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:12:53 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:12:53 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:12:53 INFO MSTransformManager::open Select data 2024-08-21 03:12:53 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:12:54 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 0.699877030rad successfully parsed 2024-08-21 03:12:54 INFO phaseshift::::casa Shift phase center 2024-08-21 03:12:55 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:12:52.665191 End time: 2024-08-21 03:12:55.489466 2024-08-21 03:12:55 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:12:55 INFO phaseshift::::casa ########################################## 2024-08-21 03:12:56 INFO tclean::::casa ########################################## 2024-08-21 03:12:56 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:12:56 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:12:56 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:12:56 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:12:56 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:12:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:12:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:12:56 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:12:56 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:12:56 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:12:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:12:56 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:12:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:12:56 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:12:56 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:12:56 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015176 2024-08-21 03:12:56 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:12:56 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:12:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:12:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:12:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:12:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:12:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:12:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:12:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:12:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:12:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:12:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:12:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:12:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:12:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:12:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:12:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:13:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:13:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:13:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:13:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:13:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:13:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:13:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:13:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:13:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:13:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:13:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:13:02 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:13:02 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:13:02 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:13:03 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:13:03 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:13:04 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:12:55.553197 End time: 2024-08-21 03:13:03.570891 2024-08-21 03:13:04 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:13:04 INFO tclean::::casa ########################################## 2024-08-21 03:13:04 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:13:04 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:13:04 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:13:04 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:13:04 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:13:04 2024****** 2024-08-21 03:13:04 INFO ImageFitter::fit+ 2024-08-21 03:13:04 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:13:04 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:13:04 INFO ImageFitter::fit+ --- region: 2024-08-21 03:13:04 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:13:04 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:13:04 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:13:04 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:13:04 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:13:04 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:13:04 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:13:04 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:13:04 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:13:04 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:13:04 INFO imstat::::casa ########################################## 2024-08-21 03:13:04 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:13:04 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:13:04 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:13:04 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:13:04 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:13:04 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:13:04 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:13:04 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:13:04 INFO imstat:::: Values --- 2024-08-21 03:13:04 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:13:04 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:13:04 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:13:04 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam 2024-08-21 03:13:04 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:13:04 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:13:04 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:13:04 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-08-21 03:13:04 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:13:04 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:13:04 INFO imstat:::: Statistics --- 2024-08-21 03:13:04 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:13:04 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:13:04 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:13:04 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:13:04 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam 2024-08-21 03:13:04 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-08-21 03:13:04 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam 2024-08-21 03:13:04 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam 2024-08-21 03:13:04 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:13:04 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777640e-05 4.999996e+00 2024-08-21 03:13:04 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:13:03.651284 End time: 2024-08-21 03:13:03.680533 2024-08-21 03:13:04 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:13:04 INFO imstat::::casa ########################################## 2024-08-21 03:13:04 INFO phaseshift::::casa ########################################## 2024-08-21 03:13:04 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:13:04 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40d06m00' ) 2024-08-21 03:13:04 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:13:04 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:13:04 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:13:04 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:13:04 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:13:04 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:13:04 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:13:04 INFO MSTransformManager::open Select data 2024-08-21 03:13:04 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:13:06 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40d06m00 successfully parsed 2024-08-21 03:13:06 INFO phaseshift::::casa Shift phase center 2024-08-21 03:13:13 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:13:03.698882 End time: 2024-08-21 03:13:12.680944 2024-08-21 03:13:13 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:13:13 INFO phaseshift::::casa ########################################## 2024-08-21 03:13:13 INFO tclean::::casa ########################################## 2024-08-21 03:13:13 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:13:13 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:13:13 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:13:13 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:13:13 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:13:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:13:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:13:13 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:13:13 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:13:13 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:13:13 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:13:13 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:13:13 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:13:13 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:13:14 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:13:14 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.011372 2024-08-21 03:13:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:13:14 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:13:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:13:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:13:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:13:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:13:15 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:13:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:13:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:13:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:13:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:13:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:13:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:13:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:13:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:13:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:13:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:13:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:13:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:13:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:13:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:13:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:13:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:13:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:13:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:13:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:13:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:13:23 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:13:23 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:13:23 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:13:24 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:13:24 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:13:26 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:13:12.741291 End time: 2024-08-21 03:13:25.545697 2024-08-21 03:13:26 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:13:26 INFO tclean::::casa ########################################## 2024-08-21 03:13:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:13:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:13:26 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:13:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:13:26 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:13:26 2024****** 2024-08-21 03:13:26 INFO ImageFitter::fit+ 2024-08-21 03:13:26 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:13:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:13:26 INFO ImageFitter::fit+ --- region: 2024-08-21 03:13:26 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:13:26 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:13:26 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:13:26 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:13:26 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:13:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:13:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:13:26 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:13:26 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:13:26 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:13:26 INFO imstat::::casa ########################################## 2024-08-21 03:13:26 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:13:26 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:13:26 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:13:26 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:13:26 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:13:26 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:13:26 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:13:26 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:13:26 INFO imstat:::: Values --- 2024-08-21 03:13:26 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:13:26 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:13:26 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:13:26 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-08-21 03:13:26 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:13:26 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:13:26 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:13:26 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:13:26 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:13:26 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:13:26 INFO imstat:::: Statistics --- 2024-08-21 03:13:26 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:13:26 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:13:26 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:13:26 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:13:26 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-08-21 03:13:26 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-08-21 03:13:26 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-08-21 03:13:26 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-08-21 03:13:26 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:13:26 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00 2024-08-21 03:13:26 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:13:25.622177 End time: 2024-08-21 03:13:25.659655 2024-08-21 03:13:26 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:13:26 INFO imstat::::casa ########################################## 2024-08-21 03:13:26 INFO phaseshift::::casa ########################################## 2024-08-21 03:13:26 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:13:26 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 02:40:24.0000' ) 2024-08-21 03:13:26 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:13:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:13:26 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:13:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:13:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:13:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:13:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:13:26 INFO MSTransformManager::open Select data 2024-08-21 03:13:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:13:29 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 02:40:24.0000 successfully parsed 2024-08-21 03:13:29 INFO phaseshift::::casa Shift phase center 2024-08-21 03:13:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:13:25.676137 End time: 2024-08-21 03:13:30.564700 2024-08-21 03:13:31 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:13:31 INFO phaseshift::::casa ########################################## 2024-08-21 03:13:31 INFO tclean::::casa ########################################## 2024-08-21 03:13:31 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:13:31 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:13:31 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:13:31 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:13:31 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:13:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:13:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:13:31 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:13:31 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:13:31 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:13:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:13:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:13:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:13:31 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:13:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:13:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029722 2024-08-21 03:13:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:13:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:13:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:13:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:13:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:13:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:13:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:13:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:13:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:13:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:13:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:13:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:13:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:13:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:13:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:13:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:13:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:13:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:13:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:13:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:13:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:13:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:13:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:13:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:13:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:13:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:13:45 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:13:45 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:13:45 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:13:45 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:13:45 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:13:46 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:13:30.616310 End time: 2024-08-21 03:13:45.769836 2024-08-21 03:13:46 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:13:46 INFO tclean::::casa ########################################## 2024-08-21 03:13:46 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:13:46 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:13:46 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:13:46 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:13:46 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:13:46 2024****** 2024-08-21 03:13:46 INFO ImageFitter::fit+ 2024-08-21 03:13:46 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:13:46 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:13:46 INFO ImageFitter::fit+ --- region: 2024-08-21 03:13:46 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:13:46 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:13:46 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:13:46 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:13:46 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:13:46 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:13:46 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:13:46 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:13:46 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:13:46 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:13:46 INFO imstat::::casa ########################################## 2024-08-21 03:13:46 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:13:46 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:13:46 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:13:46 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:13:46 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:13:46 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:13:46 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:13:46 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:13:46 INFO imstat:::: Values --- 2024-08-21 03:13:46 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:13:46 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:13:46 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:13:46 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-08-21 03:13:46 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:13:46 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:13:46 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:13:46 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:13:46 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:13:46 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:13:46 INFO imstat:::: Statistics --- 2024-08-21 03:13:46 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:13:46 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:13:46 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:13:46 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:13:46 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-08-21 03:13:46 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-08-21 03:13:46 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-08-21 03:13:46 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-08-21 03:13:46 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:13:46 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00 2024-08-21 03:13:46 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:13:45.832230 End time: 2024-08-21 03:13:45.856302 2024-08-21 03:13:46 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:13:46 INFO imstat::::casa ########################################## 2024-08-21 03:13:46 INFO phaseshift::::casa ########################################## 2024-08-21 03:13:46 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:13:46 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40.100000000deg' ) 2024-08-21 03:13:46 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:13:46 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:13:46 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:13:46 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:13:46 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:13:46 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:13:46 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:13:46 INFO MSTransformManager::open Select data 2024-08-21 03:13:46 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:13:48 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40.100000000deg successfully parsed 2024-08-21 03:13:48 INFO phaseshift::::casa Shift phase center 2024-08-21 03:13:49 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:13:45.871934 End time: 2024-08-21 03:13:48.680393 2024-08-21 03:13:49 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:13:49 INFO phaseshift::::casa ########################################## 2024-08-21 03:13:49 INFO tclean::::casa ########################################## 2024-08-21 03:13:49 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:13:49 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:13:49 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:13:49 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:13:49 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:13:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:13:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:13:49 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:13:49 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:13:49 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:13:49 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:13:49 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:13:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:13:49 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:13:50 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:13:50 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018314 2024-08-21 03:13:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:13:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:13:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:13:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:13:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:13:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:13:51 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:13:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:13:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:13:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:13:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:13:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:13:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:13:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:13:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:13:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:13:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:13:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:13:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:13:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:13:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:13:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:13:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:13:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:13:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:13:55 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:13:55 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:13:55 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:13:56 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:13:56 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:13:56 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:13:48.727235 End time: 2024-08-21 03:13:56.401208 2024-08-21 03:13:56 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:13:56 INFO tclean::::casa ########################################## 2024-08-21 03:13:56 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:13:56 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:13:56 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:13:56 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:13:56 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:13:56 2024****** 2024-08-21 03:13:56 INFO ImageFitter::fit+ 2024-08-21 03:13:56 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:13:56 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:13:56 INFO ImageFitter::fit+ --- region: 2024-08-21 03:13:56 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:13:56 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:13:56 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:13:56 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:13:56 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:13:56 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:13:56 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:13:56 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:13:56 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:13:56 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:13:56 INFO imstat::::casa ########################################## 2024-08-21 03:13:56 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:13:56 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:13:56 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:13:56 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:13:56 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:13:56 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:13:56 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:13:56 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:13:56 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:13:56 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:13:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:13:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:13:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:13:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:13:57 INFO imstat:::: Values --- 2024-08-21 03:13:57 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:13:57 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:13:57 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:13:57 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-08-21 03:13:57 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:13:57 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:13:57 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:13:57 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:13:57 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:13:57 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:13:57 INFO imstat:::: Statistics --- 2024-08-21 03:13:57 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:13:57 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:13:57 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:13:57 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:13:57 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-08-21 03:13:57 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-08-21 03:13:57 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-08-21 03:13:57 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-08-21 03:13:57 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-08-21 03:13:57 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:13:57 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:13:57 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:13:57 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:13:57 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:13:57 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:13:57 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00 2024-08-21 03:13:57 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:13:56.482957 End time: 2024-08-21 03:13:56.511220 2024-08-21 03:13:57 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:13:57 INFO imstat::::casa ########################################## 2024-08-21 03:13:57 INFO phaseshift::::casa ########################################## 2024-08-21 03:13:57 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:13:57 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 0.699877030rad' ) 2024-08-21 03:13:57 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:13:57 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:13:57 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:13:57 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:13:57 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:13:57 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:13:57 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:13:57 INFO MSTransformManager::open Select data 2024-08-21 03:13:57 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:13:59 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 0.699877030rad successfully parsed 2024-08-21 03:13:59 INFO phaseshift::::casa Shift phase center 2024-08-21 03:14:00 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:13:56.529201 End time: 2024-08-21 03:14:00.330670 2024-08-21 03:14:00 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:14:00 INFO phaseshift::::casa ########################################## 2024-08-21 03:14:00 INFO tclean::::casa ########################################## 2024-08-21 03:14:00 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:14:00 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:14:00 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:14:00 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:14:00 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:14:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:14:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:14:01 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:14:01 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:14:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:14:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:14:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:14:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:14:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:14:02 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:14:02 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028062 2024-08-21 03:14:02 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:14:02 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:14:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:14:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:14:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:14:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:14:04 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:14:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:14:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:14:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:14:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:14:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:14:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:14:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:14:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:14:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:14:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:14:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:14:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:14:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:14:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:14:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:14:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:14:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:14:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:14:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:14:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:14:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:14:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:14:13 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:14:13 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:14:13 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:14:15 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:14:16 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:14:19 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:14:00.400407 End time: 2024-08-21 03:14:19.191061 2024-08-21 03:14:19 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:14:19 INFO tclean::::casa ########################################## 2024-08-21 03:14:19 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:14:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:14:19 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:14:19 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:14:19 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:14:19 2024****** 2024-08-21 03:14:19 INFO ImageFitter::fit+ 2024-08-21 03:14:19 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:14:19 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:14:19 INFO ImageFitter::fit+ --- region: 2024-08-21 03:14:19 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:14:19 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:14:19 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:14:19 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:14:19 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:14:19 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:14:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:14:19 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:14:19 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:14:19 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:14:19 INFO imstat::::casa ########################################## 2024-08-21 03:14:19 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:14:19 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:14:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:14:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:14:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:14:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:14:19 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:14:19 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:14:19 INFO imstat:::: Values --- 2024-08-21 03:14:19 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:14:19 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:14:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:14:19 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam 2024-08-21 03:14:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:14:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:14:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:14:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-08-21 03:14:19 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:14:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:14:19 INFO imstat:::: Statistics --- 2024-08-21 03:14:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:14:19 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:14:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:14:19 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:14:19 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam 2024-08-21 03:14:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-08-21 03:14:19 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam 2024-08-21 03:14:19 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam 2024-08-21 03:14:19 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:14:19 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777640e-05 4.999996e+00 2024-08-21 03:14:19 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:14:19.247269 End time: 2024-08-21 03:14:19.275118 2024-08-21 03:14:19 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:14:19 INFO imstat::::casa ########################################## 2024-08-21 03:14:19 INFO phaseshift::::casa ########################################## 2024-08-21 03:14:19 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:14:19 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 40d06m00' ) 2024-08-21 03:14:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:14:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:14:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:14:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:14:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:14:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:14:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:14:19 INFO MSTransformManager::open Select data 2024-08-21 03:14:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:14:25 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40d06m00 successfully parsed 2024-08-21 03:14:25 INFO phaseshift::::casa Shift phase center 2024-08-21 03:14:28 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:14:19.288191 End time: 2024-08-21 03:14:27.930393 2024-08-21 03:14:28 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:14:28 INFO phaseshift::::casa ########################################## 2024-08-21 03:14:28 INFO tclean::::casa ########################################## 2024-08-21 03:14:28 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:14:28 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:14:28 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:14:28 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:14:28 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:14:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:14:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:14:28 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:14:28 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:14:28 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:14:28 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:14:28 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:14:28 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:14:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:14:31 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:14:31 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027628 2024-08-21 03:14:31 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:14:31 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:14:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:14:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:14:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:14:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:14:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:14:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:14:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:14:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:14:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:14:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:14:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:14:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:14:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:14:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:14:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:14:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:14:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:14:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:14:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:14:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:14:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:14:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:14:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:14:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:14:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:14:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:14:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:14:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:14:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:14:41 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:14:41 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:14:41 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:14:41 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:14:41 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:14:42 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:14:27.999010 End time: 2024-08-21 03:14:42.244658 2024-08-21 03:14:42 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:14:42 INFO tclean::::casa ########################################## 2024-08-21 03:14:42 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:14:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:14:42 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:14:42 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:14:42 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:14:42 2024****** 2024-08-21 03:14:42 INFO ImageFitter::fit+ 2024-08-21 03:14:42 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:14:42 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:14:42 INFO ImageFitter::fit+ --- region: 2024-08-21 03:14:42 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:14:42 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:14:42 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:14:42 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:14:42 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:14:42 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:14:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:14:42 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:14:42 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:14:42 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:14:42 INFO imstat::::casa ########################################## 2024-08-21 03:14:42 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:14:42 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:14:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:14:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:14:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:14:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:14:42 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:14:42 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:14:42 INFO imstat:::: Values --- 2024-08-21 03:14:42 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:14:42 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:14:42 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:14:42 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-08-21 03:14:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:14:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:14:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:14:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:14:42 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:14:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:14:42 INFO imstat:::: Statistics --- 2024-08-21 03:14:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:14:42 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:14:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:14:42 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:14:42 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-08-21 03:14:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-08-21 03:14:42 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-08-21 03:14:42 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-08-21 03:14:42 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:14:42 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777580e-05 4.999996e+00 2024-08-21 03:14:42 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:14:42.314199 End time: 2024-08-21 03:14:42.350957 2024-08-21 03:14:42 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:14:42 INFO imstat::::casa ########################################## 2024-08-21 03:14:42 INFO phaseshift::::casa ########################################## 2024-08-21 03:14:42 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:14:42 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 02:40:24.0000' ) 2024-08-21 03:14:42 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:14:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:14:42 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:14:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:14:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:14:42 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:14:42 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:14:42 INFO MSTransformManager::open Select data 2024-08-21 03:14:42 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:14:45 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 02:40:24.0000 successfully parsed 2024-08-21 03:14:45 INFO phaseshift::::casa Shift phase center 2024-08-21 03:14:46 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:14:42.377175 End time: 2024-08-21 03:14:46.018052 2024-08-21 03:14:46 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:14:46 INFO phaseshift::::casa ########################################## 2024-08-21 03:14:46 INFO tclean::::casa ########################################## 2024-08-21 03:14:46 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:14:46 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:14:46 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:14:46 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:14:46 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:14:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:14:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:14:46 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:14:46 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:14:46 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:14:46 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:14:46 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:14:46 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:14:46 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:14:47 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:14:47 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023018 2024-08-21 03:14:47 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:14:47 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:14:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:14:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:14:49 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:14:49 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:14:49 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:14:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:14:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:14:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:14:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:14:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:14:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:14:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:14:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:14:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:14:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:14:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:14:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:14:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:14:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:14:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:14:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:14:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:14:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:14:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:14:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:14:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:14:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:14:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:14:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:14:53 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:14:53 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:14:53 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:14:54 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:14:54 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:14:54 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:14:46.086616 End time: 2024-08-21 03:14:54.252026 2024-08-21 03:14:54 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:14:54 INFO tclean::::casa ########################################## 2024-08-21 03:14:54 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:14:54 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:14:54 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:14:54 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:14:54 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:14:54 2024****** 2024-08-21 03:14:54 INFO ImageFitter::fit+ 2024-08-21 03:14:54 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:14:54 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:14:54 INFO ImageFitter::fit+ --- region: 2024-08-21 03:14:54 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:14:54 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:14:54 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:14:54 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:14:54 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:14:54 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:14:54 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:14:54 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:14:54 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:14:54 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:14:54 INFO imstat::::casa ########################################## 2024-08-21 03:14:54 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:14:54 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:14:54 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:14:54 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:14:54 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:14:54 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:14:54 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:14:54 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:14:54 INFO imstat:::: Values --- 2024-08-21 03:14:54 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:14:54 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:14:54 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:14:54 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-08-21 03:14:54 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:14:54 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:14:54 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:14:54 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:14:54 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:14:54 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:14:54 INFO imstat:::: Statistics --- 2024-08-21 03:14:54 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:14:54 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:14:54 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:14:54 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:14:54 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-08-21 03:14:54 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-08-21 03:14:54 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-08-21 03:14:54 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-08-21 03:14:54 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:14:54 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777580e-05 4.999996e+00 2024-08-21 03:14:54 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:14:54.329721 End time: 2024-08-21 03:14:54.357541 2024-08-21 03:14:54 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:14:54 INFO imstat::::casa ########################################## 2024-08-21 03:14:54 INFO phaseshift::::casa ########################################## 2024-08-21 03:14:54 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:14:54 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 40.100000000deg' ) 2024-08-21 03:14:54 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:14:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:14:54 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:14:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:14:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:14:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:14:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:14:54 INFO MSTransformManager::open Select data 2024-08-21 03:14:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:14:56 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40.100000000deg successfully parsed 2024-08-21 03:14:56 INFO phaseshift::::casa Shift phase center 2024-08-21 03:14:56 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:14:54.375583 End time: 2024-08-21 03:14:56.292738 2024-08-21 03:14:56 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:14:56 INFO phaseshift::::casa ########################################## 2024-08-21 03:14:56 INFO tclean::::casa ########################################## 2024-08-21 03:14:56 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:14:56 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:14:56 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:14:56 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:14:56 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:14:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:14:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:14:56 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:14:56 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:14:56 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:14:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:14:56 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:14:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:14:56 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:14:57 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:14:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025352 2024-08-21 03:14:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:14:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:14:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:15:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:15:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:15:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:15:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:15:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:15:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:15:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:15:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:15:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:15:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:15:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:15:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:15:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:15:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:15:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:15:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:15:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:15:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:15:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:15:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:15:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:15:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:15:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:15:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:15:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:15:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:15:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:15:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:15:12 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:15:12 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:15:12 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:15:13 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:15:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:15:14 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:14:56.336638 End time: 2024-08-21 03:15:14.453699 2024-08-21 03:15:14 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:15:14 INFO tclean::::casa ########################################## 2024-08-21 03:15:14 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:15:14 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:15:14 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:15:14 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:15:14 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:15:14 2024****** 2024-08-21 03:15:14 INFO ImageFitter::fit+ 2024-08-21 03:15:14 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:15:14 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:15:14 INFO ImageFitter::fit+ --- region: 2024-08-21 03:15:14 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:15:14 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:15:14 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:15:14 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:15:14 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:15:15 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:15:15 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:15:15 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:15:15 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:15:15 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:15:15 INFO imstat::::casa ########################################## 2024-08-21 03:15:15 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:15:15 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:15:15 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:15:15 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:15:15 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:15:15 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:15:15 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:15:15 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:15:15 INFO imstat:::: Values --- 2024-08-21 03:15:15 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:15:15 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:15:15 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:15:15 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-08-21 03:15:15 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:15:15 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:15:15 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:15:15 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:15:15 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:15:15 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:15:15 INFO imstat:::: Statistics --- 2024-08-21 03:15:15 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:15:15 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:15:15 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:15:15 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:15:15 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-08-21 03:15:15 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-08-21 03:15:15 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-08-21 03:15:15 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-08-21 03:15:15 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:15:15 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777580e-05 4.999996e+00 2024-08-21 03:15:15 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:15:14.527694 End time: 2024-08-21 03:15:14.554254 2024-08-21 03:15:15 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:15:15 INFO imstat::::casa ########################################## 2024-08-21 03:15:15 INFO phaseshift::::casa ########################################## 2024-08-21 03:15:15 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:15:15 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 0.699877030rad' ) 2024-08-21 03:15:15 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:15:15 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:15:15 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:15:15 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:15:15 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:15:15 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:15:15 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:15:15 INFO MSTransformManager::open Select data 2024-08-21 03:15:15 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:15:20 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 0.699877030rad successfully parsed 2024-08-21 03:15:20 INFO phaseshift::::casa Shift phase center 2024-08-21 03:15:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:15:14.584159 End time: 2024-08-21 03:15:24.791807 2024-08-21 03:15:25 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:15:25 INFO phaseshift::::casa ########################################## 2024-08-21 03:15:25 INFO tclean::::casa ########################################## 2024-08-21 03:15:25 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:15:25 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:15:25 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:15:25 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:15:25 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:15:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:15:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:15:25 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:15:25 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:15:25 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:15:25 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:15:25 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:15:25 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:15:25 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:15:26 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:15:26 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025467 2024-08-21 03:15:26 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:15:26 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:15:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:15:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:15:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:15:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:15:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:15:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:15:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:15:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:15:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:15:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:15:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:15:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:15:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:15:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:15:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:15:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:15:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:15:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:15:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:15:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:15:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:15:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:15:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:15:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:15:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:15:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:15:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:15:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:15:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:15:34 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:15:34 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:15:34 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:15:35 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:15:36 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:15:38 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:15:24.852816 End time: 2024-08-21 03:15:37.960715 2024-08-21 03:15:38 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:15:38 INFO tclean::::casa ########################################## 2024-08-21 03:15:38 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:15:38 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:15:38 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:15:38 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:15:38 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:15:38 2024****** 2024-08-21 03:15:38 INFO ImageFitter::fit+ 2024-08-21 03:15:38 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:15:38 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:15:38 INFO ImageFitter::fit+ --- region: 2024-08-21 03:15:38 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:15:38 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:15:38 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:15:38 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:15:38 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:15:38 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:15:38 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:15:38 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:15:38 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:15:38 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:15:38 INFO imstat::::casa ########################################## 2024-08-21 03:15:38 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:15:38 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:15:38 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:15:38 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:15:38 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:15:38 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:15:38 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:15:38 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:15:38 INFO imstat:::: Values --- 2024-08-21 03:15:38 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:15:38 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:15:38 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:15:38 INFO imstat:::: -- minimum value [min]: -7.77738e-05 Jy/beam 2024-08-21 03:15:38 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:15:38 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:15:38 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:15:38 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:15:38 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:15:38 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:15:38 INFO imstat:::: Statistics --- 2024-08-21 03:15:38 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:15:38 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:15:38 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:15:38 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:15:38 INFO imstat:::: -- Median of the pixel values [median]: -1.86662e-05 Jy/beam 2024-08-21 03:15:38 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73577e-05 Jy/beam 2024-08-21 03:15:38 INFO imstat:::: -- IQR [quartile]: 3.56242e-05 Jy/beam 2024-08-21 03:15:38 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-08-21 03:15:38 INFO imstat:::: -- Third quartile [q3]: 1.11673e-06 Jy/beam 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:15:38 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777377e-05 4.999996e+00 2024-08-21 03:15:38 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:15:38.037649 End time: 2024-08-21 03:15:38.070333 2024-08-21 03:15:38 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:15:38 INFO imstat::::casa ########################################## 2024-08-21 03:15:38 INFO phaseshift::::casa ########################################## 2024-08-21 03:15:38 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:15:38 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 40d06m00' ) 2024-08-21 03:15:38 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:15:38 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:15:38 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:15:38 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:15:38 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:15:38 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:15:38 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:15:38 INFO MSTransformManager::open Select data 2024-08-21 03:15:38 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:15:42 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40d06m00 successfully parsed 2024-08-21 03:15:42 INFO phaseshift::::casa Shift phase center 2024-08-21 03:15:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:15:38.096123 End time: 2024-08-21 03:15:43.353571 2024-08-21 03:15:43 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:15:43 INFO phaseshift::::casa ########################################## 2024-08-21 03:15:43 INFO tclean::::casa ########################################## 2024-08-21 03:15:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:15:43 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:15:43 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:15:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:15:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:15:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:15:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:15:44 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:15:44 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:15:44 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:15:44 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:15:44 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:15:44 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:15:44 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:15:45 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:15:45 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029519 2024-08-21 03:15:45 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:15:45 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:15:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:15:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:15:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:15:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:15:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:15:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:15:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:15:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:15:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:15:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:15:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:15:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:15:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:15:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:15:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:15:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:15:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:15:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:15:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:15:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:15:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:15:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:15:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:15:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:15:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:15:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:15:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:15:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:15:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:15:53 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:15:53 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:15:53 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:15:53 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:15:54 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:15:55 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:15:43.410775 End time: 2024-08-21 03:15:54.834468 2024-08-21 03:15:55 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:15:55 INFO tclean::::casa ########################################## 2024-08-21 03:15:55 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:15:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:15:55 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:15:55 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:15:55 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:15:55 2024****** 2024-08-21 03:15:55 INFO ImageFitter::fit+ 2024-08-21 03:15:55 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:15:55 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:15:55 INFO ImageFitter::fit+ --- region: 2024-08-21 03:15:55 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:15:55 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:15:55 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:15:55 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:15:55 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:15:55 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:15:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:15:55 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:15:55 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:15:55 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:15:55 INFO imstat::::casa ########################################## 2024-08-21 03:15:55 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:15:55 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:15:55 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:15:55 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:15:55 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:15:55 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:15:55 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:15:55 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:15:55 INFO imstat:::: Values --- 2024-08-21 03:15:55 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:15:55 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:15:55 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:15:55 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-08-21 03:15:55 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:15:55 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:15:55 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:15:55 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-08-21 03:15:55 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:15:55 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:15:55 INFO imstat:::: Statistics --- 2024-08-21 03:15:55 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:15:55 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:15:55 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:15:55 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:15:55 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-08-21 03:15:55 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-08-21 03:15:55 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-08-21 03:15:55 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-08-21 03:15:55 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:15:55 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778010e-05 4.999996e+00 2024-08-21 03:15:55 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:15:54.916569 End time: 2024-08-21 03:15:54.945093 2024-08-21 03:15:55 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:15:55 INFO imstat::::casa ########################################## 2024-08-21 03:15:55 INFO phaseshift::::casa ########################################## 2024-08-21 03:15:55 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:15:55 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 02:40:24.0000' ) 2024-08-21 03:15:55 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:15:55 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:15:55 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:15:55 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:15:55 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:15:55 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:15:55 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:15:55 INFO MSTransformManager::open Select data 2024-08-21 03:15:55 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:16:03 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 02:40:24.0000 successfully parsed 2024-08-21 03:16:03 INFO phaseshift::::casa Shift phase center 2024-08-21 03:16:04 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:15:54.963579 End time: 2024-08-21 03:16:03.862050 2024-08-21 03:16:04 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:16:04 INFO phaseshift::::casa ########################################## 2024-08-21 03:16:04 INFO tclean::::casa ########################################## 2024-08-21 03:16:04 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:16:04 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:16:04 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:16:04 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:16:04 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:16:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:16:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:16:04 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:16:04 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:16:04 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:16:04 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:16:04 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:16:04 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:16:04 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:16:05 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:16:05 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021473 2024-08-21 03:16:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:16:05 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:16:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:16:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:16:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:16:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:16:07 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:16:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:16:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:16:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:16:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:16:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:16:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:16:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:16:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:16:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:16:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:16:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:16:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:16:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:16:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:16:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:16:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:16:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:16:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:16:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:16:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:16:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:16:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:16:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:16:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:16:13 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:16:13 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:16:13 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:16:15 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:16:15 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:16:17 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:16:03.931778 End time: 2024-08-21 03:16:16.919212 2024-08-21 03:16:17 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:16:17 INFO tclean::::casa ########################################## 2024-08-21 03:16:17 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:16:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:16:17 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:16:17 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:16:17 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:16:17 2024****** 2024-08-21 03:16:17 INFO ImageFitter::fit+ 2024-08-21 03:16:17 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:16:17 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:16:17 INFO ImageFitter::fit+ --- region: 2024-08-21 03:16:17 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:16:17 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:16:17 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:16:17 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:16:17 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:16:17 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:16:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:16:17 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:16:17 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:16:17 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:16:17 INFO imstat::::casa ########################################## 2024-08-21 03:16:17 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:16:17 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:16:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:16:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:16:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:16:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:16:17 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:16:17 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:16:17 INFO imstat:::: Values --- 2024-08-21 03:16:17 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:16:17 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:16:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:16:17 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-08-21 03:16:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:16:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:16:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:16:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-08-21 03:16:17 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:16:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:16:17 INFO imstat:::: Statistics --- 2024-08-21 03:16:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:16:17 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:16:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:16:17 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:16:17 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-08-21 03:16:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-08-21 03:16:17 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-08-21 03:16:17 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-08-21 03:16:17 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:16:17 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778010e-05 4.999996e+00 2024-08-21 03:16:17 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:16:16.999818 End time: 2024-08-21 03:16:17.027089 2024-08-21 03:16:17 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:16:17 INFO imstat::::casa ########################################## 2024-08-21 03:16:17 INFO phaseshift::::casa ########################################## 2024-08-21 03:16:17 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:16:17 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 40.100000000deg' ) 2024-08-21 03:16:17 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:16:17 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:16:17 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:16:17 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:16:17 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:16:17 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:16:17 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:16:17 INFO MSTransformManager::open Select data 2024-08-21 03:16:17 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:16:21 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40.100000000deg successfully parsed 2024-08-21 03:16:21 INFO phaseshift::::casa Shift phase center 2024-08-21 03:16:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:16:17.046064 End time: 2024-08-21 03:16:22.433819 2024-08-21 03:16:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:16:22 INFO phaseshift::::casa ########################################## 2024-08-21 03:16:22 INFO tclean::::casa ########################################## 2024-08-21 03:16:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:16:22 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:16:22 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:16:23 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:16:23 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:16:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:16:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:16:23 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:16:23 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:16:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:16:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:16:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:16:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:16:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:16:25 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:16:25 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02235 2024-08-21 03:16:25 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:16:25 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:16:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:16:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:16:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:16:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:16:29 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:16:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:16:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:16:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:16:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:16:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:16:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:16:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:16:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:16:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:16:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:16:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:16:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:16:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:16:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:16:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:16:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:16:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:16:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:16:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:16:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:16:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:16:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:16:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:16:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:16:39 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:16:39 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:16:39 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:16:40 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:16:40 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:16:42 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:16:22.498543 End time: 2024-08-21 03:16:42.162365 2024-08-21 03:16:42 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:16:42 INFO tclean::::casa ########################################## 2024-08-21 03:16:42 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:16:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:16:42 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:16:42 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:16:42 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:16:42 2024****** 2024-08-21 03:16:42 INFO ImageFitter::fit+ 2024-08-21 03:16:42 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:16:42 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:16:42 INFO ImageFitter::fit+ --- region: 2024-08-21 03:16:42 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:16:42 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:16:42 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:16:42 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:16:42 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:16:42 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:16:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:16:42 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:16:42 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:16:42 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:16:42 INFO imstat::::casa ########################################## 2024-08-21 03:16:42 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:16:42 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:16:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:16:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:16:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:16:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:16:42 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:16:42 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:16:42 INFO imstat:::: Values --- 2024-08-21 03:16:42 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:16:42 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:16:42 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:16:42 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-08-21 03:16:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:16:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:16:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:16:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-08-21 03:16:42 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:16:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:16:42 INFO imstat:::: Statistics --- 2024-08-21 03:16:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:16:42 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:16:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:16:42 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:16:42 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-08-21 03:16:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-08-21 03:16:42 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-08-21 03:16:42 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-08-21 03:16:42 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:16:42 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778010e-05 4.999996e+00 2024-08-21 03:16:42 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:16:42.245502 End time: 2024-08-21 03:16:42.282458 2024-08-21 03:16:42 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:16:42 INFO imstat::::casa ########################################## 2024-08-21 03:16:42 INFO phaseshift::::casa ########################################## 2024-08-21 03:16:42 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:16:42 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 0.699877030rad' ) 2024-08-21 03:16:42 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:16:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:16:42 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:16:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:16:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:16:42 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:16:42 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:16:42 INFO MSTransformManager::open Select data 2024-08-21 03:16:42 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:16:46 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 0.699877030rad successfully parsed 2024-08-21 03:16:46 INFO phaseshift::::casa Shift phase center 2024-08-21 03:16:47 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:16:42.299820 End time: 2024-08-21 03:16:47.466335 2024-08-21 03:16:47 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:16:47 INFO phaseshift::::casa ########################################## 2024-08-21 03:16:48 INFO tclean::::casa ########################################## 2024-08-21 03:16:48 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:16:48 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:16:48 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:16:48 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:16:48 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:16:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:16:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:16:48 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:16:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:16:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:16:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:16:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:16:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:16:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:16:50 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:16:50 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029447 2024-08-21 03:16:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:16:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:16:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:16:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:16:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:16:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:16:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:16:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:16:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:16:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:16:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:16:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:16:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:16:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:16:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:16:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:16:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:16:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:16:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:16:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:16:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:16:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:16:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:16:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:16:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:16:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:16:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:17:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:17:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:17:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:17:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:17:01 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:17:01 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:17:01 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:17:03 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:17:03 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:17:05 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:16:47.533948 End time: 2024-08-21 03:17:04.571901 2024-08-21 03:17:05 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:17:05 INFO tclean::::casa ########################################## 2024-08-21 03:17:05 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:17:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:17:05 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:17:05 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:17:05 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:17:05 2024****** 2024-08-21 03:17:05 INFO ImageFitter::fit+ 2024-08-21 03:17:05 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:17:05 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:17:05 INFO ImageFitter::fit+ --- region: 2024-08-21 03:17:05 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:17:05 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:17:05 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:17:05 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:17:05 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:17:05 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:17:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:17:05 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:17:05 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:17:05 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:17:05 INFO imstat::::casa ########################################## 2024-08-21 03:17:05 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:17:05 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:17:05 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:17:05 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:17:05 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:17:05 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:17:05 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:17:05 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:17:05 INFO imstat:::: Values --- 2024-08-21 03:17:05 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:17:05 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:17:05 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:17:05 INFO imstat:::: -- minimum value [min]: -7.77793e-05 Jy/beam 2024-08-21 03:17:05 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:17:05 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:17:05 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:17:05 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-08-21 03:17:05 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:17:05 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:17:05 INFO imstat:::: Statistics --- 2024-08-21 03:17:05 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:17:05 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:17:05 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:17:05 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:17:05 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam 2024-08-21 03:17:05 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73592e-05 Jy/beam 2024-08-21 03:17:05 INFO imstat:::: -- IQR [quartile]: 3.55982e-05 Jy/beam 2024-08-21 03:17:05 INFO imstat:::: -- First quartile [q1]: -3.45035e-05 Jy/beam 2024-08-21 03:17:05 INFO imstat:::: -- Third quartile [q3]: 1.09469e-06 Jy/beam 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:17:05 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777928e-05 4.999996e+00 2024-08-21 03:17:05 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:17:04.654452 End time: 2024-08-21 03:17:04.683552 2024-08-21 03:17:05 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:17:05 INFO imstat::::casa ########################################## 2024-08-21 03:17:05 INFO phaseshift::::casa ########################################## 2024-08-21 03:17:05 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:17:05 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40d06m0.0019' ) 2024-08-21 03:17:05 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:17:05 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:17:05 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:17:05 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:17:05 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:17:05 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:17:05 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:17:05 INFO MSTransformManager::open Select data 2024-08-21 03:17:05 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:17:09 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40d06m0.0019 successfully parsed 2024-08-21 03:17:09 INFO phaseshift::::casa Shift phase center 2024-08-21 03:17:12 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:17:04.702434 End time: 2024-08-21 03:17:11.518533 2024-08-21 03:17:12 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:17:12 INFO phaseshift::::casa ########################################## 2024-08-21 03:17:12 INFO tclean::::casa ########################################## 2024-08-21 03:17:12 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:17:12 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:17:12 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:17:12 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:17:12 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:17:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:17:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:17:12 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:17:12 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:17:12 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:17:12 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:17:12 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:17:12 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:17:12 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:17:14 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:17:14 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028324 2024-08-21 03:17:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:17:14 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:17:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:17:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:17:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:17:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:17:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:17:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:17:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:17:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:17:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:17:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:17:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:17:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:17:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:17:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:17:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:17:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:17:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:17:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:17:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:17:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:17:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:17:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:17:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:17:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:17:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:17:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:17:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:17:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:17:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:17:25 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:17:25 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:17:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:17:26 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:17:27 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:17:29 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:17:11.590184 End time: 2024-08-21 03:17:29.078405 2024-08-21 03:17:29 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:17:29 INFO tclean::::casa ########################################## 2024-08-21 03:17:29 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:17:29 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:17:29 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:17:29 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:17:29 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:17:29 2024****** 2024-08-21 03:17:29 INFO ImageFitter::fit+ 2024-08-21 03:17:29 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:17:29 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:17:29 INFO ImageFitter::fit+ --- region: 2024-08-21 03:17:29 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:17:29 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:17:29 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:17:29 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:17:29 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:17:29 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:17:29 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:17:29 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:17:29 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:17:29 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:17:29 INFO imstat::::casa ########################################## 2024-08-21 03:17:29 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:17:29 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:17:29 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:17:29 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:17:29 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:17:29 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:17:29 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:17:29 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:17:29 INFO imstat:::: Values --- 2024-08-21 03:17:29 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:17:29 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:17:29 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:17:29 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-08-21 03:17:29 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:17:29 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:17:29 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:17:29 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-08-21 03:17:29 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:17:29 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:17:29 INFO imstat:::: Statistics --- 2024-08-21 03:17:29 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:17:29 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:17:29 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:17:29 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:17:29 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-08-21 03:17:29 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-08-21 03:17:29 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-08-21 03:17:29 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-08-21 03:17:29 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:17:29 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779541e-05 4.999996e+00 2024-08-21 03:17:29 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:17:29.161583 End time: 2024-08-21 03:17:29.225101 2024-08-21 03:17:29 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:17:29 INFO imstat::::casa ########################################## 2024-08-21 03:17:29 INFO phaseshift::::casa ########################################## 2024-08-21 03:17:29 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:17:29 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 02:40:24.0001' ) 2024-08-21 03:17:29 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:17:29 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:17:29 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:17:29 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:17:29 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:17:29 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:17:29 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:17:29 INFO MSTransformManager::open Select data 2024-08-21 03:17:29 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0001" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:17:35 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 02:40:24.0001 successfully parsed 2024-08-21 03:17:35 INFO phaseshift::::casa Shift phase center 2024-08-21 03:17:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:17:29.249403 End time: 2024-08-21 03:17:36.657741 2024-08-21 03:17:37 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:17:37 INFO phaseshift::::casa ########################################## 2024-08-21 03:17:37 INFO tclean::::casa ########################################## 2024-08-21 03:17:37 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:17:37 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:17:37 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:17:37 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:17:37 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:17:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:17:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:17:37 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:17:37 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:17:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:17:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:17:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:17:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:17:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:17:38 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:17:38 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.0252 2024-08-21 03:17:38 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:17:38 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:17:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:17:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:17:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:17:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:17:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:17:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:17:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:17:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:17:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:17:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:17:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:17:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:17:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:17:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:17:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:17:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:17:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:17:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:17:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:17:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:17:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:17:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:17:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:17:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:17:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:17:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:17:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:17:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:17:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:17:54 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:17:54 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:17:54 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:17:56 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:17:56 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:17:58 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:17:36.724302 End time: 2024-08-21 03:17:58.345404 2024-08-21 03:17:58 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:17:58 INFO tclean::::casa ########################################## 2024-08-21 03:17:58 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:17:58 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:17:58 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:17:58 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:17:58 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:17:58 2024****** 2024-08-21 03:17:58 INFO ImageFitter::fit+ 2024-08-21 03:17:58 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:17:58 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:17:58 INFO ImageFitter::fit+ --- region: 2024-08-21 03:17:58 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:17:58 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:17:58 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:17:58 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:17:58 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:17:58 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:17:58 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:17:58 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.996 to 19:53:46.513, +40.06.39.996) 2024-08-21 03:17:58 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:17:58 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:17:58 INFO imstat::::casa ########################################## 2024-08-21 03:17:58 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:17:58 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:17:58 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:17:58 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:17:58 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:17:58 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:17:58 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:17:58 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:17:58 INFO imstat:::: Values --- 2024-08-21 03:17:58 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:17:58 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:17:58 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:17:58 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-08-21 03:17:58 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:17:58 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:17:58 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:17:58 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-08-21 03:17:58 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:17:58 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:17:58 INFO imstat:::: Statistics --- 2024-08-21 03:17:58 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:17:58 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:17:58 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:17:58 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:17:58 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-08-21 03:17:58 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-08-21 03:17:58 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-08-21 03:17:58 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-08-21 03:17:58 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:17:58 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.780943e-05 4.999996e+00 2024-08-21 03:17:58 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:17:58.433403 End time: 2024-08-21 03:17:58.465164 2024-08-21 03:17:58 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:17:58 INFO imstat::::casa ########################################## 2024-08-21 03:17:58 INFO phaseshift::::casa ########################################## 2024-08-21 03:17:58 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:17:58 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40.100000528deg' ) 2024-08-21 03:17:59 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:17:59 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:17:59 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:17:59 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:17:59 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:17:59 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:17:59 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:17:59 INFO MSTransformManager::open Select data 2024-08-21 03:17:59 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:18:05 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40.100000528deg successfully parsed 2024-08-21 03:18:05 INFO phaseshift::::casa Shift phase center 2024-08-21 03:18:07 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:17:58.484129 End time: 2024-08-21 03:18:06.824683 2024-08-21 03:18:07 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:18:07 INFO phaseshift::::casa ########################################## 2024-08-21 03:18:07 INFO tclean::::casa ########################################## 2024-08-21 03:18:07 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:18:07 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:18:07 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:18:07 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:18:07 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:18:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:18:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:18:07 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:18:07 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:18:07 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:18:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:18:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:18:07 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:18:07 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:18:09 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:18:09 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028671 2024-08-21 03:18:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:18:09 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:18:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:18:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:18:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:18:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:18:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:18:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:18:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:18:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:18:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:18:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:18:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:18:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:18:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:18:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:18:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:18:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:18:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:18:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:18:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:18:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:18:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:18:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:18:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:18:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:18:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:18:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:18:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:18:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:18:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:18:23 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:18:23 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:18:23 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:18:24 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:18:25 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:18:26 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:18:06.895966 End time: 2024-08-21 03:18:26.363138 2024-08-21 03:18:26 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:18:26 INFO tclean::::casa ########################################## 2024-08-21 03:18:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:18:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:18:26 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:18:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:18:26 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:18:26 2024****** 2024-08-21 03:18:26 INFO ImageFitter::fit+ 2024-08-21 03:18:26 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:18:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:18:26 INFO ImageFitter::fit+ --- region: 2024-08-21 03:18:26 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:18:26 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:18:26 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:18:26 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:18:26 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:18:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:18:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:18:26 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:18:26 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:18:26 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:18:26 INFO imstat::::casa ########################################## 2024-08-21 03:18:26 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:18:26 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:18:26 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:18:26 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:18:26 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:18:26 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:18:26 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:18:26 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:18:26 INFO imstat:::: Values --- 2024-08-21 03:18:26 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:18:26 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:18:26 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:18:26 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-08-21 03:18:26 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:18:26 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:18:26 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:18:26 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-08-21 03:18:26 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:18:26 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:18:26 INFO imstat:::: Statistics --- 2024-08-21 03:18:26 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:18:26 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:18:26 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:18:26 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:18:26 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-08-21 03:18:26 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-08-21 03:18:26 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-08-21 03:18:26 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-08-21 03:18:26 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:18:26 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779537e-05 4.999996e+00 2024-08-21 03:18:26 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:18:26.445317 End time: 2024-08-21 03:18:26.474356 2024-08-21 03:18:26 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:18:26 INFO imstat::::casa ########################################## 2024-08-21 03:18:26 INFO phaseshift::::casa ########################################## 2024-08-21 03:18:26 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:18:26 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 0.699877039rad' ) 2024-08-21 03:18:27 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:18:27 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:18:27 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:18:27 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:18:27 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:18:27 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:18:27 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:18:27 INFO MSTransformManager::open Select data 2024-08-21 03:18:27 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:18:31 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 0.699877039rad successfully parsed 2024-08-21 03:18:31 INFO phaseshift::::casa Shift phase center 2024-08-21 03:18:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:18:26.492211 End time: 2024-08-21 03:18:33.001643 2024-08-21 03:18:33 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:18:33 INFO phaseshift::::casa ########################################## 2024-08-21 03:18:33 INFO tclean::::casa ########################################## 2024-08-21 03:18:33 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:18:33 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:18:33 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:18:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:18:33 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:18:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:18:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:18:33 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:18:33 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:18:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:18:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:18:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:18:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:18:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:18:35 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:18:36 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027797 2024-08-21 03:18:36 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:18:36 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:18:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:18:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:18:44 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:18:44 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:18:44 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:18:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:18:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:18:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:18:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:18:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:18:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:18:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:18:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:18:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:18:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:18:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:18:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:18:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:18:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:18:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:18:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:18:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:18:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:18:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:18:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:18:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:18:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:18:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:18:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:18:56 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:18:56 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:18:56 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:18:57 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:18:57 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:18:59 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:18:33.073011 End time: 2024-08-21 03:18:58.523704 2024-08-21 03:18:59 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:18:59 INFO tclean::::casa ########################################## 2024-08-21 03:18:59 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:18:59 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:18:59 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:18:59 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:18:59 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:18:59 2024****** 2024-08-21 03:18:59 INFO ImageFitter::fit+ 2024-08-21 03:18:59 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:18:59 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:18:59 INFO ImageFitter::fit+ --- region: 2024-08-21 03:18:59 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:18:59 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:18:59 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:18:59 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:18:59 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:18:59 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:18:59 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:18:59 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:18:59 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:18:59 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:18:59 INFO imstat::::casa ########################################## 2024-08-21 03:18:59 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:18:59 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:18:59 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:18:59 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:18:59 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:18:59 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:18:59 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:18:59 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:18:59 INFO imstat:::: Values --- 2024-08-21 03:18:59 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:18:59 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:18:59 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:18:59 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-08-21 03:18:59 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:18:59 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:18:59 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:18:59 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-08-21 03:18:59 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:18:59 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:18:59 INFO imstat:::: Statistics --- 2024-08-21 03:18:59 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:18:59 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:18:59 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:18:59 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:18:59 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-08-21 03:18:59 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-08-21 03:18:59 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-08-21 03:18:59 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-08-21 03:18:59 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:18:59 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.778665e-05 4.999996e+00 2024-08-21 03:18:59 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:18:58.601334 End time: 2024-08-21 03:18:58.629506 2024-08-21 03:18:59 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:18:59 INFO imstat::::casa ########################################## 2024-08-21 03:18:59 INFO phaseshift::::casa ########################################## 2024-08-21 03:18:59 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:18:59 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 40d06m0.0019' ) 2024-08-21 03:18:59 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:18:59 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:18:59 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:18:59 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:18:59 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:18:59 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:18:59 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:18:59 INFO MSTransformManager::open Select data 2024-08-21 03:18:59 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:19:02 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40d06m0.0019 successfully parsed 2024-08-21 03:19:02 INFO phaseshift::::casa Shift phase center 2024-08-21 03:19:03 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:18:58.647362 End time: 2024-08-21 03:19:02.859524 2024-08-21 03:19:03 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:19:03 INFO phaseshift::::casa ########################################## 2024-08-21 03:19:03 INFO tclean::::casa ########################################## 2024-08-21 03:19:03 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:19:03 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:19:03 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:19:03 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:19:03 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:19:03 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:19:03 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:19:03 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:19:03 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:19:03 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:19:03 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:19:03 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:19:03 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:19:03 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:19:04 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:19:04 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029315 2024-08-21 03:19:04 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:19:04 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:19:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:19:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:19:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:19:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:19:07 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:19:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:19:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:19:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:19:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:19:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:19:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:19:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:19:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:19:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:19:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:19:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:19:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:19:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:19:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:19:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:19:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:19:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:19:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:19:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:19:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:19:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:19:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:19:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:19:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:19:12 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:19:12 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:19:12 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:19:13 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:19:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:19:16 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:19:02.930932 End time: 2024-08-21 03:19:15.630249 2024-08-21 03:19:16 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:19:16 INFO tclean::::casa ########################################## 2024-08-21 03:19:16 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:19:16 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:19:16 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:19:16 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:19:16 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:19:16 2024****** 2024-08-21 03:19:16 INFO ImageFitter::fit+ 2024-08-21 03:19:16 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:19:16 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:19:16 INFO ImageFitter::fit+ --- region: 2024-08-21 03:19:16 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:19:16 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:19:16 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:19:16 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:19:16 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:19:16 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:19:16 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:19:16 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:19:16 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:19:16 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:19:16 INFO imstat::::casa ########################################## 2024-08-21 03:19:16 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:19:16 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:19:16 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:19:16 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:19:16 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:19:16 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:19:16 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:19:16 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:19:16 INFO imstat:::: Values --- 2024-08-21 03:19:16 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:19:16 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:19:16 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:19:16 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-08-21 03:19:16 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:19:16 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:19:16 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:19:16 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-08-21 03:19:16 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:19:16 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:19:16 INFO imstat:::: Statistics --- 2024-08-21 03:19:16 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:19:16 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:19:16 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:19:16 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:19:16 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-08-21 03:19:16 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-08-21 03:19:16 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-08-21 03:19:16 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-08-21 03:19:16 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:19:16 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779541e-05 4.999996e+00 2024-08-21 03:19:16 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:19:15.717563 End time: 2024-08-21 03:19:15.748640 2024-08-21 03:19:16 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:19:16 INFO imstat::::casa ########################################## 2024-08-21 03:19:16 INFO phaseshift::::casa ########################################## 2024-08-21 03:19:16 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:19:16 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 02:40:24.0001' ) 2024-08-21 03:19:16 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:19:16 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:19:16 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:19:16 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:19:16 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:19:16 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:19:16 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:19:16 INFO MSTransformManager::open Select data 2024-08-21 03:19:16 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0001" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:19:19 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 02:40:24.0001 successfully parsed 2024-08-21 03:19:19 INFO phaseshift::::casa Shift phase center 2024-08-21 03:19:21 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:19:15.767422 End time: 2024-08-21 03:19:20.722847 2024-08-21 03:19:21 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:19:21 INFO phaseshift::::casa ########################################## 2024-08-21 03:19:21 INFO tclean::::casa ########################################## 2024-08-21 03:19:21 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:19:21 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:19:21 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:19:21 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:19:21 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:19:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:19:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:19:21 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:19:21 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:19:21 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:19:21 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:19:21 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:19:21 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:19:21 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:19:23 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:19:23 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.030023 2024-08-21 03:19:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:19:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:19:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:19:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:19:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:19:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:19:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:19:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:19:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:19:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:19:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:19:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:19:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:19:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:19:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:19:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:19:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:19:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:19:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:19:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:19:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:19:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:19:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:19:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:19:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:19:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:19:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:19:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:19:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:19:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:19:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:19:36 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:19:36 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:19:36 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:19:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:19:37 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:19:40 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:19:20.794457 End time: 2024-08-21 03:19:40.274728 2024-08-21 03:19:40 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:19:40 INFO tclean::::casa ########################################## 2024-08-21 03:19:40 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:19:40 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:19:40 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:19:40 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:19:40 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:19:40 2024****** 2024-08-21 03:19:40 INFO ImageFitter::fit+ 2024-08-21 03:19:40 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:19:40 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:19:40 INFO ImageFitter::fit+ --- region: 2024-08-21 03:19:40 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:19:40 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:19:40 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:19:40 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:19:40 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:19:40 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:19:40 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:19:40 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.996 to 19:53:46.513, +40.06.39.996) 2024-08-21 03:19:40 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:19:40 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:19:40 INFO imstat::::casa ########################################## 2024-08-21 03:19:40 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:19:40 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:19:40 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:19:40 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:19:40 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:19:40 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:19:40 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:19:40 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:19:40 INFO imstat:::: Values --- 2024-08-21 03:19:40 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:19:40 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:19:40 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:19:40 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-08-21 03:19:40 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:19:40 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:19:40 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:19:40 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-08-21 03:19:40 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:19:40 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:19:40 INFO imstat:::: Statistics --- 2024-08-21 03:19:40 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:19:40 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:19:40 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:19:40 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:19:40 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-08-21 03:19:40 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-08-21 03:19:40 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-08-21 03:19:40 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-08-21 03:19:40 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:19:40 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.780943e-05 4.999996e+00 2024-08-21 03:19:40 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:19:40.357302 End time: 2024-08-21 03:19:40.386561 2024-08-21 03:19:40 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:19:40 INFO imstat::::casa ########################################## 2024-08-21 03:19:40 INFO phaseshift::::casa ########################################## 2024-08-21 03:19:40 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:19:40 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 40.100000528deg' ) 2024-08-21 03:19:40 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:19:40 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:19:40 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:19:40 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:19:40 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:19:40 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:19:40 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:19:40 INFO MSTransformManager::open Select data 2024-08-21 03:19:40 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:19:49 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40.100000528deg successfully parsed 2024-08-21 03:19:49 INFO phaseshift::::casa Shift phase center 2024-08-21 03:19:54 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:19:40.404522 End time: 2024-08-21 03:19:53.643575 2024-08-21 03:19:54 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:19:54 INFO phaseshift::::casa ########################################## 2024-08-21 03:19:54 INFO tclean::::casa ########################################## 2024-08-21 03:19:54 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:19:54 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:19:54 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:19:54 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:19:54 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:19:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:19:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:19:54 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:19:54 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:19:54 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:19:54 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:19:54 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:19:54 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:19:54 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:19:56 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:19:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029966 2024-08-21 03:19:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:19:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:19:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:19:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:19:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:19:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:19:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:19:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:19:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:20:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:20:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:20:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:20:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:20:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:20:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:20:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:20:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:20:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:20:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:20:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:20:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:20:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:20:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:20:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:20:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:20:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:20:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:20:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:20:10 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:20:10 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:20:10 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:20:12 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:20:12 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:20:14 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:19:53.715676 End time: 2024-08-21 03:20:13.621983 2024-08-21 03:20:14 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:20:14 INFO tclean::::casa ########################################## 2024-08-21 03:20:14 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:20:14 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:20:14 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:20:14 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:20:14 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:20:14 2024****** 2024-08-21 03:20:14 INFO ImageFitter::fit+ 2024-08-21 03:20:14 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:20:14 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:20:14 INFO ImageFitter::fit+ --- region: 2024-08-21 03:20:14 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:20:14 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:20:14 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:20:14 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:20:14 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:20:14 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:20:14 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:20:14 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:20:14 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:20:14 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:20:14 INFO imstat::::casa ########################################## 2024-08-21 03:20:14 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:20:14 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:20:14 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:20:14 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:20:14 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:20:14 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:20:14 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:20:14 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:20:14 INFO imstat:::: Values --- 2024-08-21 03:20:14 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:20:14 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:20:14 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:20:14 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-08-21 03:20:14 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:20:14 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:20:14 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:20:14 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-08-21 03:20:14 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:20:14 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:20:14 INFO imstat:::: Statistics --- 2024-08-21 03:20:14 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:20:14 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:20:14 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:20:14 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:20:14 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-08-21 03:20:14 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-08-21 03:20:14 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-08-21 03:20:14 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-08-21 03:20:14 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:20:14 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779537e-05 4.999996e+00 2024-08-21 03:20:14 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:20:13.700246 End time: 2024-08-21 03:20:13.728661 2024-08-21 03:20:14 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:20:14 INFO imstat::::casa ########################################## 2024-08-21 03:20:14 INFO phaseshift::::casa ########################################## 2024-08-21 03:20:14 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:20:14 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 0.699877039rad' ) 2024-08-21 03:20:14 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:20:14 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:20:14 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:20:14 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:20:14 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:20:14 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:20:14 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:20:14 INFO MSTransformManager::open Select data 2024-08-21 03:20:14 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:20:16 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 0.699877039rad successfully parsed 2024-08-21 03:20:16 INFO phaseshift::::casa Shift phase center 2024-08-21 03:20:17 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:20:13.746144 End time: 2024-08-21 03:20:16.896875 2024-08-21 03:20:17 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:20:17 INFO phaseshift::::casa ########################################## 2024-08-21 03:20:17 INFO tclean::::casa ########################################## 2024-08-21 03:20:17 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:20:17 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:20:17 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:20:17 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:20:17 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:20:17 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:20:17 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:20:17 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:20:17 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:20:17 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:20:17 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:20:17 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:20:17 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:20:17 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:20:18 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:20:18 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027171 2024-08-21 03:20:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:20:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:20:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:20:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:20:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:20:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:20:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:20:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:20:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:20:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:20:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:20:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:20:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:20:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:20:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:20:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:20:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:20:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:20:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:20:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:20:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:20:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:20:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:20:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:20:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:20:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:20:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:20:27 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:20:27 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:20:27 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:20:29 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:20:30 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:20:33 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:20:16.957454 End time: 2024-08-21 03:20:33.451511 2024-08-21 03:20:33 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:20:33 INFO tclean::::casa ########################################## 2024-08-21 03:20:33 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:20:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:20:33 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:20:33 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:20:33 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:20:33 2024****** 2024-08-21 03:20:33 INFO ImageFitter::fit+ 2024-08-21 03:20:33 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:20:33 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:20:33 INFO ImageFitter::fit+ --- region: 2024-08-21 03:20:33 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:20:33 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:20:33 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:20:33 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:20:33 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:20:34 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:20:34 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:20:34 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:20:34 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:20:34 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:20:34 INFO imstat::::casa ########################################## 2024-08-21 03:20:34 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:20:34 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:20:34 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:20:34 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:20:34 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:20:34 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:20:34 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:20:34 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:20:34 INFO imstat:::: Values --- 2024-08-21 03:20:34 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:20:34 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:20:34 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:20:34 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-08-21 03:20:34 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:20:34 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:20:34 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:20:34 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-08-21 03:20:34 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:20:34 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:20:34 INFO imstat:::: Statistics --- 2024-08-21 03:20:34 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:20:34 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:20:34 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:20:34 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:20:34 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-08-21 03:20:34 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-08-21 03:20:34 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-08-21 03:20:34 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-08-21 03:20:34 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:20:34 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.778665e-05 4.999996e+00 2024-08-21 03:20:34 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:20:33.527781 End time: 2024-08-21 03:20:33.555200 2024-08-21 03:20:34 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:20:34 INFO imstat::::casa ########################################## 2024-08-21 03:20:34 INFO phaseshift::::casa ########################################## 2024-08-21 03:20:34 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:20:34 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 40d06m0.0019' ) 2024-08-21 03:20:34 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:20:34 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:20:34 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:20:34 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:20:34 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:20:34 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:20:34 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:20:34 INFO MSTransformManager::open Select data 2024-08-21 03:20:34 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:20:35 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40d06m0.0019 successfully parsed 2024-08-21 03:20:35 INFO phaseshift::::casa Shift phase center 2024-08-21 03:20:36 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:20:33.572651 End time: 2024-08-21 03:20:36.385400 2024-08-21 03:20:36 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:20:36 INFO phaseshift::::casa ########################################## 2024-08-21 03:20:36 INFO tclean::::casa ########################################## 2024-08-21 03:20:36 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:20:36 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:20:36 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:20:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:20:36 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:20:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:20:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:20:37 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:20:37 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:20:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:20:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:20:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:20:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:20:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:20:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:20:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027141 2024-08-21 03:20:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:20:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:20:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:20:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:20:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:20:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:20:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:20:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:20:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:20:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:20:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:20:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:20:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:20:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:20:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:20:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:20:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:20:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:20:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:20:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:20:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:20:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:20:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:20:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:20:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:20:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:20:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:20:45 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:20:45 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:20:45 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:20:46 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:20:46 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:20:47 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:20:36.452363 End time: 2024-08-21 03:20:47.393375 2024-08-21 03:20:47 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:20:47 INFO tclean::::casa ########################################## 2024-08-21 03:20:47 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:20:47 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:20:47 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:20:47 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:20:47 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:20:47 2024****** 2024-08-21 03:20:47 INFO ImageFitter::fit+ 2024-08-21 03:20:47 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:20:47 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:20:47 INFO ImageFitter::fit+ --- region: 2024-08-21 03:20:47 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:20:47 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:20:47 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:20:47 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:20:47 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:20:47 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:20:47 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:20:47 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:20:47 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:20:47 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:20:47 INFO imstat::::casa ########################################## 2024-08-21 03:20:47 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:20:47 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:20:47 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:20:47 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:20:47 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:20:47 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:20:47 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:20:47 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:20:47 INFO imstat:::: Values --- 2024-08-21 03:20:47 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:20:47 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:20:47 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:20:47 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-08-21 03:20:47 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:20:47 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:20:47 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:20:47 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-08-21 03:20:47 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:20:47 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:20:47 INFO imstat:::: Statistics --- 2024-08-21 03:20:47 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:20:47 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:20:47 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:20:47 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:20:47 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-08-21 03:20:47 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-08-21 03:20:47 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-08-21 03:20:47 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-08-21 03:20:47 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:20:47 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779541e-05 4.999996e+00 2024-08-21 03:20:47 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:20:47.466924 End time: 2024-08-21 03:20:47.495199 2024-08-21 03:20:47 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:20:47 INFO imstat::::casa ########################################## 2024-08-21 03:20:48 INFO phaseshift::::casa ########################################## 2024-08-21 03:20:48 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:20:48 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 02:40:24.0001' ) 2024-08-21 03:20:48 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:20:48 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:20:48 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:20:48 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:20:48 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:20:48 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:20:48 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:20:48 INFO MSTransformManager::open Select data 2024-08-21 03:20:48 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0001" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:20:49 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 02:40:24.0001 successfully parsed 2024-08-21 03:20:49 INFO phaseshift::::casa Shift phase center 2024-08-21 03:20:50 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:20:47.512308 End time: 2024-08-21 03:20:49.986650 2024-08-21 03:20:50 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:20:50 INFO phaseshift::::casa ########################################## 2024-08-21 03:20:50 INFO tclean::::casa ########################################## 2024-08-21 03:20:50 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:20:50 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:20:50 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:20:50 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:20:50 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:20:50 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:20:50 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:20:50 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:20:50 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:20:50 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:20:50 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:20:50 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:20:50 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:20:50 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:20:51 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:20:51 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023803 2024-08-21 03:20:51 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:20:51 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:20:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:20:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:20:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:20:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:20:52 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:20:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:20:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:20:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:20:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:20:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:20:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:20:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:20:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:20:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:20:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:20:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:20:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:20:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:20:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:20:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:20:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:20:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:20:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:20:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:20:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:20:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:20:56 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:20:56 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:20:56 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:20:56 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:20:57 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:20:57 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:20:50.054747 End time: 2024-08-21 03:20:57.196781 2024-08-21 03:20:57 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:20:57 INFO tclean::::casa ########################################## 2024-08-21 03:20:57 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:20:57 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:20:57 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:20:57 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:20:57 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:20:57 2024****** 2024-08-21 03:20:57 INFO ImageFitter::fit+ 2024-08-21 03:20:57 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:20:57 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:20:57 INFO ImageFitter::fit+ --- region: 2024-08-21 03:20:57 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:20:57 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:20:57 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:20:57 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:20:57 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:20:57 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:20:57 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:20:57 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.996 to 19:53:46.513, +40.06.39.996) 2024-08-21 03:20:57 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:20:57 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:20:57 INFO imstat::::casa ########################################## 2024-08-21 03:20:57 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:20:57 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:20:57 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:20:57 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:20:57 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:20:57 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:20:57 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:20:57 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:20:57 INFO imstat:::: Values --- 2024-08-21 03:20:57 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:20:57 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:20:57 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:20:57 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-08-21 03:20:57 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:20:57 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:20:57 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:20:57 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-08-21 03:20:57 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:20:57 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:20:57 INFO imstat:::: Statistics --- 2024-08-21 03:20:57 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:20:57 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:20:57 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:20:57 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:20:57 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-08-21 03:20:57 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-08-21 03:20:57 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-08-21 03:20:57 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-08-21 03:20:57 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:20:57 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.780943e-05 4.999996e+00 2024-08-21 03:20:57 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:20:57.254050 End time: 2024-08-21 03:20:57.277832 2024-08-21 03:20:57 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:20:57 INFO imstat::::casa ########################################## 2024-08-21 03:20:57 INFO phaseshift::::casa ########################################## 2024-08-21 03:20:57 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:20:57 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 40.100000528deg' ) 2024-08-21 03:20:57 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:20:57 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:20:57 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:20:57 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:20:57 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:20:57 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:20:57 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:20:57 INFO MSTransformManager::open Select data 2024-08-21 03:20:57 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:21:00 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40.100000528deg successfully parsed 2024-08-21 03:21:00 INFO phaseshift::::casa Shift phase center 2024-08-21 03:21:01 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:20:57.292816 End time: 2024-08-21 03:21:00.721479 2024-08-21 03:21:01 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:21:01 INFO phaseshift::::casa ########################################## 2024-08-21 03:21:01 INFO tclean::::casa ########################################## 2024-08-21 03:21:01 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:21:01 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:21:01 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:21:01 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:21:01 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:21:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:21:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:21:01 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:21:01 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:21:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:21:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:21:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:21:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:21:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:21:02 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:21:02 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028114 2024-08-21 03:21:02 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:21:02 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:21:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:21:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:21:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:21:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:21:03 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:21:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:21:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:21:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:21:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:21:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:21:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:21:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:21:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:21:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:21:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:21:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:21:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:21:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:21:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:21:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:21:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:21:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:21:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:21:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:21:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:21:07 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:21:07 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:21:07 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:21:08 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:21:08 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:21:09 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:21:00.759047 End time: 2024-08-21 03:21:08.766373 2024-08-21 03:21:09 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:21:09 INFO tclean::::casa ########################################## 2024-08-21 03:21:09 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:21:09 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:21:09 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:21:09 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:21:09 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:21:09 2024****** 2024-08-21 03:21:09 INFO ImageFitter::fit+ 2024-08-21 03:21:09 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:21:09 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:21:09 INFO ImageFitter::fit+ --- region: 2024-08-21 03:21:09 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:21:09 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:21:09 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:21:09 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:21:09 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:21:09 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:21:09 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:21:09 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:21:09 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:21:09 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:21:09 INFO imstat::::casa ########################################## 2024-08-21 03:21:09 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:21:09 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:21:09 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:21:09 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:21:09 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:21:09 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:21:09 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:21:09 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:21:09 INFO imstat:::: Values --- 2024-08-21 03:21:09 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:21:09 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:21:09 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:21:09 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-08-21 03:21:09 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:21:09 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:21:09 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:21:09 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-08-21 03:21:09 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:21:09 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:21:09 INFO imstat:::: Statistics --- 2024-08-21 03:21:09 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:21:09 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:21:09 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:21:09 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:21:09 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-08-21 03:21:09 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-08-21 03:21:09 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-08-21 03:21:09 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-08-21 03:21:09 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:21:09 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779537e-05 4.999996e+00 2024-08-21 03:21:09 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:21:08.837811 End time: 2024-08-21 03:21:08.864520 2024-08-21 03:21:09 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:21:09 INFO imstat::::casa ########################################## 2024-08-21 03:21:09 INFO phaseshift::::casa ########################################## 2024-08-21 03:21:09 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:21:09 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 0.699877039rad' ) 2024-08-21 03:21:09 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:21:09 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:21:09 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:21:09 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:21:09 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:21:09 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:21:09 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:21:09 INFO MSTransformManager::open Select data 2024-08-21 03:21:09 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:21:12 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 0.699877039rad successfully parsed 2024-08-21 03:21:12 INFO phaseshift::::casa Shift phase center 2024-08-21 03:21:14 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:21:08.881405 End time: 2024-08-21 03:21:13.823465 2024-08-21 03:21:14 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:21:14 INFO phaseshift::::casa ########################################## 2024-08-21 03:21:14 INFO tclean::::casa ########################################## 2024-08-21 03:21:14 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:21:14 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:21:14 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:21:14 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:21:14 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:21:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:21:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:21:14 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:21:14 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:21:14 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:21:14 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:21:14 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:21:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:21:14 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:21:16 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:21:16 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.030045 2024-08-21 03:21:16 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:21:16 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:21:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:21:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:21:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:21:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:21:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:21:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:21:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:21:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:21:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:21:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:21:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:21:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:21:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:21:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:21:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:21:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:21:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:21:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:21:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:21:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:21:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:21:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:21:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:21:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:21:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:21:29 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:21:29 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:21:29 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:21:29 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:21:30 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:21:31 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:21:13.894409 End time: 2024-08-21 03:21:30.641254 2024-08-21 03:21:31 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:21:31 INFO tclean::::casa ########################################## 2024-08-21 03:21:31 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:21:31 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:21:31 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:21:31 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:21:31 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:21:31 2024****** 2024-08-21 03:21:31 INFO ImageFitter::fit+ 2024-08-21 03:21:31 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:21:31 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:21:31 INFO ImageFitter::fit+ --- region: 2024-08-21 03:21:31 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:21:31 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:21:31 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:21:31 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:21:31 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:21:31 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:21:31 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:21:31 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:21:31 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:21:31 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:21:31 INFO imstat::::casa ########################################## 2024-08-21 03:21:31 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:21:31 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:21:31 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:21:31 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:21:31 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:21:31 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:21:31 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:21:31 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:21:31 INFO imstat:::: Values --- 2024-08-21 03:21:31 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:21:31 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:21:31 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:21:31 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-08-21 03:21:31 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:21:31 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:21:31 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:21:31 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-08-21 03:21:31 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:21:31 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:21:31 INFO imstat:::: Statistics --- 2024-08-21 03:21:31 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:21:31 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:21:31 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:21:31 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:21:31 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-08-21 03:21:31 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-08-21 03:21:31 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-08-21 03:21:31 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-08-21 03:21:31 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:21:31 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.778665e-05 4.999996e+00 2024-08-21 03:21:31 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:21:30.726811 End time: 2024-08-21 03:21:30.757207 2024-08-21 03:21:31 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:21:31 INFO imstat::::casa ########################################## 2024-08-21 03:21:31 INFO phaseshift::::casa ########################################## 2024-08-21 03:21:31 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:21:31 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 40d06m0.0019' ) 2024-08-21 03:21:31 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:21:31 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:21:31 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:21:31 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:21:31 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:21:31 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:21:31 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:21:31 INFO MSTransformManager::open Select data 2024-08-21 03:21:31 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:21:33 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40d06m0.0019 successfully parsed 2024-08-21 03:21:33 INFO phaseshift::::casa Shift phase center 2024-08-21 03:21:34 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:21:30.775870 End time: 2024-08-21 03:21:33.919822 2024-08-21 03:21:34 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:21:34 INFO phaseshift::::casa ########################################## 2024-08-21 03:21:34 INFO tclean::::casa ########################################## 2024-08-21 03:21:34 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:21:34 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:21:34 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:21:34 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:21:34 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:21:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:21:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:21:34 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:21:34 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:21:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:21:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:21:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:21:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:21:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:21:35 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:21:35 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015873 2024-08-21 03:21:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:21:35 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:21:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:21:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:21:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:21:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:21:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:21:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:21:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:21:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:21:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:21:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:21:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:21:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:21:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:21:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:21:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:21:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:21:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:21:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:21:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:21:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:21:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:21:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:21:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:21:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:21:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:21:41 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:21:41 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:21:41 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:21:41 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:21:41 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:21:42 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:21:33.966867 End time: 2024-08-21 03:21:42.200502 2024-08-21 03:21:42 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:21:42 INFO tclean::::casa ########################################## 2024-08-21 03:21:42 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:21:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:21:42 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:21:42 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:21:42 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:21:42 2024****** 2024-08-21 03:21:42 INFO ImageFitter::fit+ 2024-08-21 03:21:42 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:21:42 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:21:42 INFO ImageFitter::fit+ --- region: 2024-08-21 03:21:42 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:21:42 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:21:42 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:21:42 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:21:42 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:21:42 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:21:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:21:42 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:21:42 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:21:42 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:21:42 INFO imstat::::casa ########################################## 2024-08-21 03:21:42 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:21:42 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:21:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:21:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:21:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:21:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:21:42 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:21:42 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:21:42 INFO imstat:::: Values --- 2024-08-21 03:21:42 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:21:42 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:21:42 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:21:42 INFO imstat:::: -- minimum value [min]: -7.77984e-05 Jy/beam 2024-08-21 03:21:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:21:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:21:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:21:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-08-21 03:21:42 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:21:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:21:42 INFO imstat:::: Statistics --- 2024-08-21 03:21:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:21:42 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:21:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:21:42 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:21:42 INFO imstat:::: -- Median of the pixel values [median]: -1.86704e-05 Jy/beam 2024-08-21 03:21:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7365e-05 Jy/beam 2024-08-21 03:21:42 INFO imstat:::: -- IQR [quartile]: 3.56348e-05 Jy/beam 2024-08-21 03:21:42 INFO imstat:::: -- First quartile [q1]: -3.45131e-05 Jy/beam 2024-08-21 03:21:42 INFO imstat:::: -- Third quartile [q3]: 1.12172e-06 Jy/beam 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:21:42 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779843e-05 4.999996e+00 2024-08-21 03:21:42 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:21:42.282958 End time: 2024-08-21 03:21:42.312521 2024-08-21 03:21:42 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:21:42 INFO imstat::::casa ########################################## 2024-08-21 03:21:42 INFO phaseshift::::casa ########################################## 2024-08-21 03:21:42 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:21:42 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 02:40:24.0001' ) 2024-08-21 03:21:42 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:21:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:21:42 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:21:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:21:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:21:42 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:21:42 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:21:42 INFO MSTransformManager::open Select data 2024-08-21 03:21:42 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0001" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:21:44 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 02:40:24.0001 successfully parsed 2024-08-21 03:21:44 INFO phaseshift::::casa Shift phase center 2024-08-21 03:21:45 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:21:42.330755 End time: 2024-08-21 03:21:44.803728 2024-08-21 03:21:45 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:21:45 INFO phaseshift::::casa ########################################## 2024-08-21 03:21:45 INFO tclean::::casa ########################################## 2024-08-21 03:21:45 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:21:45 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:21:45 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:21:45 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:21:45 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:21:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:21:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:21:45 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:21:45 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:21:45 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:21:45 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:21:45 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:21:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:21:45 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:21:46 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:21:46 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018548 2024-08-21 03:21:46 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:21:46 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:21:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:21:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:21:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:21:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:21:48 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:21:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:21:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:21:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:21:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:21:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:21:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:21:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:21:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:21:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:21:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:21:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:21:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:21:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:21:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:21:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:21:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:21:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:21:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:21:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:21:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:21:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:21:51 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:21:51 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:21:51 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:21:52 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:21:52 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:21:53 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:21:44.876192 End time: 2024-08-21 03:21:52.589900 2024-08-21 03:21:53 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:21:53 INFO tclean::::casa ########################################## 2024-08-21 03:21:53 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:21:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:21:53 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:21:53 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:21:53 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:21:53 2024****** 2024-08-21 03:21:53 INFO ImageFitter::fit+ 2024-08-21 03:21:53 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:21:53 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:21:53 INFO ImageFitter::fit+ --- region: 2024-08-21 03:21:53 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:21:53 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:21:53 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:21:53 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:21:53 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:21:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:21:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:21:53 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.996 to 19:53:46.513, +40.06.39.996) 2024-08-21 03:21:53 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116894 Jy 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126508 Jy 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:21:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:21:53 INFO imstat::::casa ########################################## 2024-08-21 03:21:53 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:21:53 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:21:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:21:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:21:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:21:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:21:53 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:21:53 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:21:53 INFO imstat:::: Values --- 2024-08-21 03:21:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:21:53 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:21:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:21:53 INFO imstat:::: -- minimum value [min]: -7.78076e-05 Jy/beam 2024-08-21 03:21:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:21:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:21:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:21:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-08-21 03:21:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:21:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:21:53 INFO imstat:::: Statistics --- 2024-08-21 03:21:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:21:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:21:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:21:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:21:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86848e-05 Jy/beam 2024-08-21 03:21:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73951e-05 Jy/beam 2024-08-21 03:21:53 INFO imstat:::: -- IQR [quartile]: 3.56676e-05 Jy/beam 2024-08-21 03:21:53 INFO imstat:::: -- First quartile [q1]: -3.45186e-05 Jy/beam 2024-08-21 03:21:53 INFO imstat:::: -- Third quartile [q3]: 1.14894e-06 Jy/beam 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:21:53 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.780757e-05 4.999996e+00 2024-08-21 03:21:53 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:21:52.672285 End time: 2024-08-21 03:21:52.702011 2024-08-21 03:21:53 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:21:53 INFO imstat::::casa ########################################## 2024-08-21 03:21:53 INFO phaseshift::::casa ########################################## 2024-08-21 03:21:53 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:21:53 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 40.100000528deg' ) 2024-08-21 03:21:53 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:21:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:21:53 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:21:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:21:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:21:53 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:21:53 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:21:53 INFO MSTransformManager::open Select data 2024-08-21 03:21:53 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:21:56 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40.100000528deg successfully parsed 2024-08-21 03:21:56 INFO phaseshift::::casa Shift phase center 2024-08-21 03:21:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:21:52.719170 End time: 2024-08-21 03:21:58.329985 2024-08-21 03:21:58 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:21:58 INFO phaseshift::::casa ########################################## 2024-08-21 03:21:58 INFO tclean::::casa ########################################## 2024-08-21 03:21:58 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:21:58 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:21:58 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:21:58 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:21:58 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:21:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:21:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:21:59 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:21:59 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:21:59 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:21:59 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:21:59 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:21:59 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:21:59 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:22:01 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:22:01 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025632 2024-08-21 03:22:01 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:22:01 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:22:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:22:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:22:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:22:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:22:03 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:22:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:22:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:22:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:22:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:22:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:22:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:22:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:22:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:22:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:22:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:22:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:22:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:22:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:22:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:22:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:22:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:22:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:22:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:22:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:22:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:22:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:22:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:22:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:22:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:22:11 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:22:11 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:22:11 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:22:12 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:22:12 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:22:13 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:21:58.391907 End time: 2024-08-21 03:22:13.464163 2024-08-21 03:22:13 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:22:13 INFO tclean::::casa ########################################## 2024-08-21 03:22:13 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:22:13 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:22:13 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:22:13 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:22:14 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:22:14 2024****** 2024-08-21 03:22:14 INFO ImageFitter::fit+ 2024-08-21 03:22:14 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:22:14 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:22:14 INFO ImageFitter::fit+ --- region: 2024-08-21 03:22:14 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:22:14 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:22:14 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:22:14 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:22:14 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:22:14 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:22:14 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:22:14 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:22:14 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116882 Jy 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:22:14 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:22:14 INFO imstat::::casa ########################################## 2024-08-21 03:22:14 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:22:14 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:22:14 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:22:14 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:22:14 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:22:14 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:22:14 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:22:14 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:22:14 INFO imstat:::: Values --- 2024-08-21 03:22:14 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:22:14 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:22:14 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:22:14 INFO imstat:::: -- minimum value [min]: -7.77982e-05 Jy/beam 2024-08-21 03:22:14 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:22:14 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:22:14 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:22:14 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-08-21 03:22:14 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:22:14 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:22:14 INFO imstat:::: Statistics --- 2024-08-21 03:22:14 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:22:14 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:22:14 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:22:14 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:22:14 INFO imstat:::: -- Median of the pixel values [median]: -1.86711e-05 Jy/beam 2024-08-21 03:22:14 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73646e-05 Jy/beam 2024-08-21 03:22:14 INFO imstat:::: -- IQR [quartile]: 3.56367e-05 Jy/beam 2024-08-21 03:22:14 INFO imstat:::: -- First quartile [q1]: -3.45138e-05 Jy/beam 2024-08-21 03:22:14 INFO imstat:::: -- Third quartile [q3]: 1.12291e-06 Jy/beam 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:22:14 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779823e-05 4.999996e+00 2024-08-21 03:22:14 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:22:13.549789 End time: 2024-08-21 03:22:13.582906 2024-08-21 03:22:14 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:22:14 INFO imstat::::casa ########################################## 2024-08-21 03:22:14 INFO phaseshift::::casa ########################################## 2024-08-21 03:22:14 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:22:14 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 0.699877039rad' ) 2024-08-21 03:22:14 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:22:14 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:22:14 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:22:14 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:22:14 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:22:14 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:22:14 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:22:14 INFO MSTransformManager::open Select data 2024-08-21 03:22:14 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:22:17 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 0.699877039rad successfully parsed 2024-08-21 03:22:17 INFO phaseshift::::casa Shift phase center 2024-08-21 03:22:18 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:22:13.607337 End time: 2024-08-21 03:22:18.114472 2024-08-21 03:22:18 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:22:18 INFO phaseshift::::casa ########################################## 2024-08-21 03:22:18 INFO tclean::::casa ########################################## 2024-08-21 03:22:18 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:22:18 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:22:18 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:22:18 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:22:18 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:22:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:22:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:22:18 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:22:18 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:22:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:22:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:22:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:22:18 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:22:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:22:20 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:22:20 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027282 2024-08-21 03:22:20 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:22:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:22:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:22:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:22:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:22:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:22:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:22:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:22:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:22:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:22:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:22:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:22:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:22:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:22:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:22:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:22:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:22:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:22:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:22:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374443277716637, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:22:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:22:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:22:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:22:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:22:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:22:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852561634033918, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:22:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:22:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:22:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:22:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:22:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:22:27 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:22:27 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:22:27 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:22:27 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:22:28 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:22:29 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:22:18.175146 End time: 2024-08-21 03:22:28.833257 2024-08-21 03:22:29 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:22:29 INFO tclean::::casa ########################################## 2024-08-21 03:22:29 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:22:29 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:22:29 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:22:29 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:22:29 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:22:29 2024****** 2024-08-21 03:22:29 INFO ImageFitter::fit+ 2024-08-21 03:22:29 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:22:29 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:22:29 INFO ImageFitter::fit+ --- region: 2024-08-21 03:22:29 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:22:29 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:22:29 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:22:29 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:22:29 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:22:29 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:22:29 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:22:29 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:22:29 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:22:29 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:22:29 INFO imstat::::casa ########################################## 2024-08-21 03:22:29 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:22:29 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:22:29 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:22:29 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:22:29 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:22:29 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:22:29 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:22:29 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:22:29 INFO imstat:::: Values --- 2024-08-21 03:22:29 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:22:29 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:22:29 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:22:29 INFO imstat:::: -- minimum value [min]: -7.77898e-05 Jy/beam 2024-08-21 03:22:29 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:22:29 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:22:29 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:22:29 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-08-21 03:22:29 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:22:29 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:22:29 INFO imstat:::: Statistics --- 2024-08-21 03:22:29 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:22:29 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:22:29 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:22:29 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:22:29 INFO imstat:::: -- Median of the pixel values [median]: -1.86769e-05 Jy/beam 2024-08-21 03:22:29 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73662e-05 Jy/beam 2024-08-21 03:22:29 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam 2024-08-21 03:22:29 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-08-21 03:22:29 INFO imstat:::: -- Third quartile [q3]: 1.1187e-06 Jy/beam 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:22:29 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.778978e-05 4.999996e+00 2024-08-21 03:22:29 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:22:28.925288 End time: 2024-08-21 03:22:28.956452 2024-08-21 03:22:29 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:22:29 INFO imstat::::casa ########################################## 2024-08-21 03:22:29 INFO phaseshift::::casa ########################################## 2024-08-21 03:22:29 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:22:29 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 +006d21m09.7433' ) 2024-08-21 03:22:29 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:22:29 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:22:29 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:22:29 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:22:29 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:22:29 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:22:29 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:22:29 INFO MSTransformManager::open Select data 2024-08-21 03:22:29 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:22:33 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 +006d21m09.7433 successfully parsed 2024-08-21 03:22:33 INFO phaseshift::::casa Shift phase center 2024-08-21 03:22:34 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:22:28.976443 End time: 2024-08-21 03:22:33.773225 2024-08-21 03:22:34 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:22:34 INFO phaseshift::::casa ########################################## 2024-08-21 03:22:34 INFO tclean::::casa ########################################## 2024-08-21 03:22:34 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:22:34 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:22:34 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:22:34 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:22:34 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:22:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:22:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:22:34 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:22:34 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:22:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:22:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:22:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:22:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:22:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:22:36 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:22:36 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02755 2024-08-21 03:22:36 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:22:36 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:22:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:22:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:22:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:22:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:22:38 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:22:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:22:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:22:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:22:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:22:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:22:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:22:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:22:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:22:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:22:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:22:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:22:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:22:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:22:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:22:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:22:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:22:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:22:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:22:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:22:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:22:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:22:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:22:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:22:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:22:47 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:22:47 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:22:47 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:22:48 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:22:49 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:22:52 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:22:33.819335 End time: 2024-08-21 03:22:52.102935 2024-08-21 03:22:52 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:22:52 INFO tclean::::casa ########################################## 2024-08-21 03:22:52 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:22:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:22:52 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:22:52 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:22:52 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:22:52 2024****** 2024-08-21 03:22:52 INFO ImageFitter::fit+ 2024-08-21 03:22:52 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:22:52 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:22:52 INFO ImageFitter::fit+ --- region: 2024-08-21 03:22:52 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:22:52 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:22:52 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:22:52 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:22:52 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:22:52 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:22:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:22:52 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:22:52 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:22:52 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:22:52 INFO imstat::::casa ########################################## 2024-08-21 03:22:52 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:22:52 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:22:52 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:22:52 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:22:52 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:22:52 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:22:52 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:22:52 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:22:52 INFO imstat:::: Values --- 2024-08-21 03:22:52 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:22:52 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:22:52 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:22:52 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam 2024-08-21 03:22:52 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:22:52 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:22:52 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:22:52 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:22:52 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:22:52 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:22:52 INFO imstat:::: Statistics --- 2024-08-21 03:22:52 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:22:52 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:22:52 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:22:52 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:22:52 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam 2024-08-21 03:22:52 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam 2024-08-21 03:22:52 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam 2024-08-21 03:22:52 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam 2024-08-21 03:22:52 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:22:52 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777946e-05 4.999996e+00 2024-08-21 03:22:52 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:22:52.184659 End time: 2024-08-21 03:22:52.213050 2024-08-21 03:22:52 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:22:52 INFO imstat::::casa ########################################## 2024-08-21 03:22:52 INFO phaseshift::::casa ########################################## 2024-08-21 03:22:52 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:22:52 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 00:25:24.6496' ) 2024-08-21 03:22:52 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:22:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:22:52 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:22:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:22:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:22:52 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:22:52 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:22:52 INFO MSTransformManager::open Select data 2024-08-21 03:22:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "00:25:24.6496" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:22:56 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 00:25:24.6496 successfully parsed 2024-08-21 03:22:56 INFO phaseshift::::casa Shift phase center 2024-08-21 03:22:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:22:52.230447 End time: 2024-08-21 03:22:58.156225 2024-08-21 03:22:58 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:22:58 INFO phaseshift::::casa ########################################## 2024-08-21 03:22:58 INFO tclean::::casa ########################################## 2024-08-21 03:22:58 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:22:58 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:22:58 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:22:58 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:22:58 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:22:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:22:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:22:58 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:22:58 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:22:58 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:22:58 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:22:58 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:22:58 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:22:58 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:23:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:23:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02221 2024-08-21 03:23:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:23:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:23:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:23:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:23:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:23:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:23:04 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:23:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:23:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:23:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:23:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:23:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:23:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:23:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:23:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:23:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:23:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:23:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:23:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:23:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:23:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:23:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:23:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:23:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:23:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:23:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:23:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:23:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:23:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:23:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:23:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:23:18 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:23:18 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:23:18 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:23:20 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:23:21 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:23:23 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:22:58.219521 End time: 2024-08-21 03:23:23.292859 2024-08-21 03:23:23 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:23:23 INFO tclean::::casa ########################################## 2024-08-21 03:23:23 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:23:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:23:23 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:23:23 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:23:23 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:23:23 2024****** 2024-08-21 03:23:23 INFO ImageFitter::fit+ 2024-08-21 03:23:23 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:23:23 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:23:23 INFO ImageFitter::fit+ --- region: 2024-08-21 03:23:23 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:23:23 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:23:23 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:23:23 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:23:23 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:23:23 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:23:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:23:23 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:23:23 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:23:23 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:23:23 INFO imstat::::casa ########################################## 2024-08-21 03:23:23 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:23:23 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:23:23 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:23:23 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:23:23 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:23:23 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:23:23 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:23:23 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz) 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-08-21 03:23:23 INFO imstat:::: Values --- 2024-08-21 03:23:23 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:23:23 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:23:23 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:23:23 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam 2024-08-21 03:23:23 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:23:23 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:23:23 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:23:23 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:23:23 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:23:23 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:23:23 INFO imstat:::: Statistics --- 2024-08-21 03:23:23 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:23:23 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:23:23 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:23:23 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:23:23 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam 2024-08-21 03:23:23 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam 2024-08-21 03:23:23 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam 2024-08-21 03:23:23 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam 2024-08-21 03:23:23 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:23:23 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.787321e-05 4.999996e+00 2024-08-21 03:23:23 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:23:23.379278 End time: 2024-08-21 03:23:23.418380 2024-08-21 03:23:23 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:23:23 INFO imstat::::casa ########################################## 2024-08-21 03:23:23 INFO phaseshift::::casa ########################################## 2024-08-21 03:23:23 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:23:23 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 6.352706472deg' ) 2024-08-21 03:23:23 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:23:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:23:23 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:23:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:23:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:23:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:23:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:23:23 INFO MSTransformManager::open Select data 2024-08-21 03:23:23 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:23:32 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 6.352706472deg successfully parsed 2024-08-21 03:23:32 INFO phaseshift::::casa Shift phase center 2024-08-21 03:23:34 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:23:23.435856 End time: 2024-08-21 03:23:33.612658 2024-08-21 03:23:34 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:23:34 INFO phaseshift::::casa ########################################## 2024-08-21 03:23:34 INFO tclean::::casa ########################################## 2024-08-21 03:23:34 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:23:34 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:23:34 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:23:34 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:23:34 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:23:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:23:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:23:34 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:23:34 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:23:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:23:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:23:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:23:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:23:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:23:35 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:23:35 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025501 2024-08-21 03:23:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:23:36 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:23:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:23:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:23:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:23:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:23:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:23:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:23:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:23:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:23:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:23:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:23:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:23:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:23:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:23:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:23:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:23:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:23:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:23:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:23:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:23:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:23:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:23:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:23:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:23:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:23:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:23:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:23:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:23:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:23:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:23:49 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:23:49 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:23:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:23:51 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:23:51 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:23:53 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:23:33.683908 End time: 2024-08-21 03:23:53.284824 2024-08-21 03:23:53 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:23:53 INFO tclean::::casa ########################################## 2024-08-21 03:23:53 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:23:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:23:53 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:23:53 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:23:53 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:23:53 2024****** 2024-08-21 03:23:53 INFO ImageFitter::fit+ 2024-08-21 03:23:53 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:23:53 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:23:53 INFO ImageFitter::fit+ --- region: 2024-08-21 03:23:53 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:23:53 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:23:53 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:23:53 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:23:53 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:23:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:23:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:23:53 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:23:53 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:23:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:23:53 INFO imstat::::casa ########################################## 2024-08-21 03:23:53 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:23:53 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:23:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:23:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:23:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:23:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:23:53 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:23:53 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:23:53 INFO imstat:::: Values --- 2024-08-21 03:23:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:23:53 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:23:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:23:53 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam 2024-08-21 03:23:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:23:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:23:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:23:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:23:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:23:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:23:53 INFO imstat:::: Statistics --- 2024-08-21 03:23:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:23:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:23:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:23:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:23:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-08-21 03:23:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam 2024-08-21 03:23:53 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam 2024-08-21 03:23:53 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam 2024-08-21 03:23:53 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:23:53 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777703e-05 4.999996e+00 2024-08-21 03:23:53 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:23:53.362949 End time: 2024-08-21 03:23:53.390923 2024-08-21 03:23:53 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:23:53 INFO imstat::::casa ########################################## 2024-08-21 03:23:53 INFO phaseshift::::casa ########################################## 2024-08-21 03:23:53 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:23:53 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 0.110875644rad' ) 2024-08-21 03:23:53 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:23:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:23:53 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:23:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:23:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:23:53 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:23:53 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:23:53 INFO MSTransformManager::open Select data 2024-08-21 03:23:53 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:23:58 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 0.110875644rad successfully parsed 2024-08-21 03:23:58 INFO phaseshift::::casa Shift phase center 2024-08-21 03:23:59 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:23:53.408282 End time: 2024-08-21 03:23:59.296706 2024-08-21 03:23:59 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:23:59 INFO phaseshift::::casa ########################################## 2024-08-21 03:23:59 INFO tclean::::casa ########################################## 2024-08-21 03:23:59 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:23:59 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:23:59 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:23:59 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:23:59 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:23:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:23:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:24:00 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:24:00 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:24:00 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:24:00 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:24:00 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:24:00 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:24:00 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:24:01 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:24:01 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02359 2024-08-21 03:24:01 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:24:01 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:24:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:24:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:24:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:24:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:24:03 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:24:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:24:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:24:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:24:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:24:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:24:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:24:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:24:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:24:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:24:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:24:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:24:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:24:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:24:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:24:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:24:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:24:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:24:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:24:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:24:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:24:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:24:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:24:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:24:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:24:12 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:24:12 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:24:12 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:24:13 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:24:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:24:16 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:23:59.361537 End time: 2024-08-21 03:24:15.625764 2024-08-21 03:24:16 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:24:16 INFO tclean::::casa ########################################## 2024-08-21 03:24:16 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:24:16 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:24:16 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:24:16 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:24:16 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:24:16 2024****** 2024-08-21 03:24:16 INFO ImageFitter::fit+ 2024-08-21 03:24:16 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:24:16 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:24:16 INFO ImageFitter::fit+ --- region: 2024-08-21 03:24:16 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:24:16 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:24:16 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:24:16 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:24:16 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:24:16 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:24:16 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:24:16 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:24:16 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:24:16 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:24:16 INFO imstat::::casa ########################################## 2024-08-21 03:24:16 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:24:16 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:24:16 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:24:16 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:24:16 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:24:16 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:24:16 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:24:16 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:24:16 INFO imstat:::: Values --- 2024-08-21 03:24:16 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:24:16 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:24:16 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:24:16 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam 2024-08-21 03:24:16 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:24:16 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:24:16 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:24:16 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-08-21 03:24:16 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:24:16 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:24:16 INFO imstat:::: Statistics --- 2024-08-21 03:24:16 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:24:16 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:24:16 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:24:16 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:24:16 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-08-21 03:24:16 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam 2024-08-21 03:24:16 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam 2024-08-21 03:24:16 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam 2024-08-21 03:24:16 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:24:16 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778491e-05 4.999996e+00 2024-08-21 03:24:16 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:24:15.706621 End time: 2024-08-21 03:24:15.736762 2024-08-21 03:24:16 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:24:16 INFO imstat::::casa ########################################## 2024-08-21 03:24:16 INFO phaseshift::::casa ########################################## 2024-08-21 03:24:16 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:24:16 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 +006d21m09.7433' ) 2024-08-21 03:24:16 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:24:16 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:24:16 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:24:16 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:24:16 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:24:16 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:24:16 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:24:16 INFO MSTransformManager::open Select data 2024-08-21 03:24:16 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:24:21 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 +006d21m09.7433 successfully parsed 2024-08-21 03:24:21 INFO phaseshift::::casa Shift phase center 2024-08-21 03:24:23 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:24:15.764649 End time: 2024-08-21 03:24:22.637996 2024-08-21 03:24:23 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:24:23 INFO phaseshift::::casa ########################################## 2024-08-21 03:24:23 INFO tclean::::casa ########################################## 2024-08-21 03:24:23 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:24:23 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:24:23 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:24:23 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:24:23 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:24:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:24:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:24:23 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:24:23 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:24:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:24:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:24:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:24:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:24:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:24:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:24:25 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027413 2024-08-21 03:24:25 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:24:25 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:24:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:24:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:24:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:24:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:24:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:24:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:24:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:24:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:24:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:24:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:24:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:24:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:24:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:24:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:24:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:24:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:24:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:24:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:24:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:24:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:24:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:24:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:24:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:24:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:24:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:24:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:24:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:24:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:24:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:24:36 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:24:36 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:24:36 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:24:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:24:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:24:41 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:24:22.710763 End time: 2024-08-21 03:24:40.651960 2024-08-21 03:24:41 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:24:41 INFO tclean::::casa ########################################## 2024-08-21 03:24:41 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:24:41 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:24:41 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:24:41 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:24:41 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:24:41 2024****** 2024-08-21 03:24:41 INFO ImageFitter::fit+ 2024-08-21 03:24:41 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:24:41 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:24:41 INFO ImageFitter::fit+ --- region: 2024-08-21 03:24:41 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:24:41 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:24:41 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:24:41 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:24:41 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:24:41 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:24:41 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:24:41 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:24:41 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:24:41 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:24:41 INFO imstat::::casa ########################################## 2024-08-21 03:24:41 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:24:41 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:24:41 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:24:41 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:24:41 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:24:41 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:24:41 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:24:41 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:24:41 INFO imstat:::: Values --- 2024-08-21 03:24:41 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:24:41 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:24:41 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:24:41 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam 2024-08-21 03:24:41 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:24:41 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:24:41 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:24:41 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:24:41 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:24:41 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:24:41 INFO imstat:::: Statistics --- 2024-08-21 03:24:41 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:24:41 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:24:41 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:24:41 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:24:41 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam 2024-08-21 03:24:41 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam 2024-08-21 03:24:41 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam 2024-08-21 03:24:41 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam 2024-08-21 03:24:41 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:24:41 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777946e-05 4.999996e+00 2024-08-21 03:24:41 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:24:40.728542 End time: 2024-08-21 03:24:40.767412 2024-08-21 03:24:41 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:24:41 INFO imstat::::casa ########################################## 2024-08-21 03:24:41 INFO phaseshift::::casa ########################################## 2024-08-21 03:24:41 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:24:41 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 00:25:24.6496' ) 2024-08-21 03:24:41 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:24:41 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:24:41 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:24:41 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:24:41 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:24:41 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:24:41 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:24:41 INFO MSTransformManager::open Select data 2024-08-21 03:24:41 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "00:25:24.6496" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:24:45 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 00:25:24.6496 successfully parsed 2024-08-21 03:24:45 INFO phaseshift::::casa Shift phase center 2024-08-21 03:24:47 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:24:40.793133 End time: 2024-08-21 03:24:46.770689 2024-08-21 03:24:47 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:24:47 INFO phaseshift::::casa ########################################## 2024-08-21 03:24:47 INFO tclean::::casa ########################################## 2024-08-21 03:24:47 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:24:47 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:24:47 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:24:47 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:24:47 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:24:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:24:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:24:47 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:24:47 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:24:47 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:24:47 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:24:47 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:24:47 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:24:47 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:24:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:24:49 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020835 2024-08-21 03:24:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:24:49 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:24:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:24:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:24:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:24:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:24:52 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:24:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:24:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:24:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:24:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:24:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:24:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:24:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:24:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:24:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:24:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:24:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:24:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:24:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:24:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:24:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:24:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:24:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:25:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:25:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:25:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:25:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:25:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:25:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:25:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:25:02 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:25:02 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:25:02 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:25:03 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:25:04 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:25:05 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:24:46.841365 End time: 2024-08-21 03:25:05.214094 2024-08-21 03:25:05 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:25:05 INFO tclean::::casa ########################################## 2024-08-21 03:25:05 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:25:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:25:05 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:25:05 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:25:05 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:25:05 2024****** 2024-08-21 03:25:05 INFO ImageFitter::fit+ 2024-08-21 03:25:05 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:25:05 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:25:05 INFO ImageFitter::fit+ --- region: 2024-08-21 03:25:05 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:25:05 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:25:05 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:25:05 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:25:05 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:25:05 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:25:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:25:05 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:25:05 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:25:05 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:25:05 INFO imstat::::casa ########################################## 2024-08-21 03:25:05 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:25:05 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:25:05 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:25:05 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:25:05 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:25:05 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:25:05 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:25:05 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz) 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-08-21 03:25:05 INFO imstat:::: Values --- 2024-08-21 03:25:05 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:25:05 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:25:05 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:25:05 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam 2024-08-21 03:25:05 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:25:05 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:25:05 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:25:05 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:25:05 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:25:05 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:25:05 INFO imstat:::: Statistics --- 2024-08-21 03:25:05 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:25:05 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:25:05 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:25:05 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:25:05 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam 2024-08-21 03:25:05 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam 2024-08-21 03:25:05 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam 2024-08-21 03:25:05 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam 2024-08-21 03:25:05 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:25:05 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.787321e-05 4.999996e+00 2024-08-21 03:25:05 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:25:05.294820 End time: 2024-08-21 03:25:05.323988 2024-08-21 03:25:05 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:25:05 INFO imstat::::casa ########################################## 2024-08-21 03:25:05 INFO phaseshift::::casa ########################################## 2024-08-21 03:25:05 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:25:05 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 6.352706472deg' ) 2024-08-21 03:25:05 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:25:05 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:25:05 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:25:05 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:25:05 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:25:05 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:25:05 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:25:05 INFO MSTransformManager::open Select data 2024-08-21 03:25:05 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:25:10 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 6.352706472deg successfully parsed 2024-08-21 03:25:10 INFO phaseshift::::casa Shift phase center 2024-08-21 03:25:12 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:25:05.342239 End time: 2024-08-21 03:25:11.942574 2024-08-21 03:25:12 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:25:12 INFO phaseshift::::casa ########################################## 2024-08-21 03:25:12 INFO tclean::::casa ########################################## 2024-08-21 03:25:12 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:25:12 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:25:12 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:25:12 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:25:12 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:25:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:25:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:25:12 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:25:12 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:25:12 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:25:12 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:25:12 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:25:12 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:25:12 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:25:14 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:25:14 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029902 2024-08-21 03:25:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:25:14 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:25:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:25:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:25:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:25:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:25:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:25:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:25:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:25:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:25:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:25:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:25:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:25:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:25:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:25:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:25:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:25:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:25:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:25:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:25:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:25:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:25:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:25:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:25:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:25:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:25:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:25:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:25:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:25:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:25:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:25:28 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:25:28 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:25:28 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:25:30 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:25:30 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:25:32 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:25:12.015011 End time: 2024-08-21 03:25:31.673875 2024-08-21 03:25:32 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:25:32 INFO tclean::::casa ########################################## 2024-08-21 03:25:32 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:25:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:25:32 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:25:32 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:25:32 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:25:32 2024****** 2024-08-21 03:25:32 INFO ImageFitter::fit+ 2024-08-21 03:25:32 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:25:32 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:25:32 INFO ImageFitter::fit+ --- region: 2024-08-21 03:25:32 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:25:32 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:25:32 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:25:32 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:25:32 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:25:32 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:25:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:25:32 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:25:32 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:25:32 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:25:32 INFO imstat::::casa ########################################## 2024-08-21 03:25:32 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:25:32 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:25:32 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:25:32 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:25:32 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:25:32 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:25:32 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:25:32 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:25:32 INFO imstat:::: Values --- 2024-08-21 03:25:32 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:25:32 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:25:32 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:25:32 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam 2024-08-21 03:25:32 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:25:32 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:25:32 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:25:32 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:25:32 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:25:32 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:25:32 INFO imstat:::: Statistics --- 2024-08-21 03:25:32 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:25:32 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:25:32 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:25:32 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:25:32 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-08-21 03:25:32 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam 2024-08-21 03:25:32 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam 2024-08-21 03:25:32 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam 2024-08-21 03:25:32 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:25:32 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777703e-05 4.999996e+00 2024-08-21 03:25:32 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:25:31.757189 End time: 2024-08-21 03:25:31.786167 2024-08-21 03:25:32 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:25:32 INFO imstat::::casa ########################################## 2024-08-21 03:25:32 INFO phaseshift::::casa ########################################## 2024-08-21 03:25:32 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:25:32 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 0.110875644rad' ) 2024-08-21 03:25:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:25:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:25:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:25:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:25:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:25:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:25:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:25:32 INFO MSTransformManager::open Select data 2024-08-21 03:25:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:25:35 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 0.110875644rad successfully parsed 2024-08-21 03:25:35 INFO phaseshift::::casa Shift phase center 2024-08-21 03:25:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:25:31.813438 End time: 2024-08-21 03:25:36.751787 2024-08-21 03:25:37 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:25:37 INFO phaseshift::::casa ########################################## 2024-08-21 03:25:37 INFO tclean::::casa ########################################## 2024-08-21 03:25:37 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:25:37 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:25:37 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:25:37 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:25:37 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:25:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:25:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:25:37 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:25:37 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:25:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:25:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:25:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:25:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:25:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:25:38 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:25:39 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026549 2024-08-21 03:25:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:25:39 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:25:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:25:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:25:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:25:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:25:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:25:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:25:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:25:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:25:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:25:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:25:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:25:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:25:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:25:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:25:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:25:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:25:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:25:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:25:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:25:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:25:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:25:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:25:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:25:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:25:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:25:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:25:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:25:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:25:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:25:48 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:25:48 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:25:48 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:25:49 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:25:49 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:25:51 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:25:36.822296 End time: 2024-08-21 03:25:51.147099 2024-08-21 03:25:51 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:25:51 INFO tclean::::casa ########################################## 2024-08-21 03:25:51 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:25:51 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:25:51 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:25:51 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:25:51 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:25:51 2024****** 2024-08-21 03:25:51 INFO ImageFitter::fit+ 2024-08-21 03:25:51 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:25:51 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:25:51 INFO ImageFitter::fit+ --- region: 2024-08-21 03:25:51 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:25:51 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:25:51 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:25:51 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:25:51 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:25:51 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:25:51 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:25:51 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:25:51 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:25:51 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:25:51 INFO imstat::::casa ########################################## 2024-08-21 03:25:51 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:25:51 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:25:51 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:25:51 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:25:51 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:25:51 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:25:51 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:25:51 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:25:51 INFO imstat:::: Values --- 2024-08-21 03:25:51 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:25:51 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:25:51 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:25:51 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam 2024-08-21 03:25:51 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:25:51 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:25:51 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:25:51 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-08-21 03:25:51 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:25:51 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:25:51 INFO imstat:::: Statistics --- 2024-08-21 03:25:51 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:25:51 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:25:51 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:25:51 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:25:51 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-08-21 03:25:51 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam 2024-08-21 03:25:51 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam 2024-08-21 03:25:51 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam 2024-08-21 03:25:51 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:25:51 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778491e-05 4.999996e+00 2024-08-21 03:25:51 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:25:51.226338 End time: 2024-08-21 03:25:51.255110 2024-08-21 03:25:51 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:25:51 INFO imstat::::casa ########################################## 2024-08-21 03:25:51 INFO phaseshift::::casa ########################################## 2024-08-21 03:25:51 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:25:51 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg +006d21m09.7433' ) 2024-08-21 03:25:51 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:25:51 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:25:51 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:25:51 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:25:51 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:25:51 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:25:51 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:25:51 INFO MSTransformManager::open Select data 2024-08-21 03:25:51 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:25:55 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg +006d21m09.7433 successfully parsed 2024-08-21 03:25:55 INFO phaseshift::::casa Shift phase center 2024-08-21 03:25:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:25:51.272871 End time: 2024-08-21 03:25:57.748354 2024-08-21 03:25:58 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:25:58 INFO phaseshift::::casa ########################################## 2024-08-21 03:25:58 INFO tclean::::casa ########################################## 2024-08-21 03:25:58 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:25:58 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:25:58 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:25:58 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:25:58 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:25:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:25:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:25:58 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:25:58 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:25:58 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:25:58 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:25:58 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:25:58 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:25:58 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:26:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:26:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028172 2024-08-21 03:26:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:26:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:26:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:26:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:26:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:26:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:26:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:26:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:26:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:26:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:26:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:26:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:26:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:26:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:26:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:26:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:26:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:26:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:26:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:26:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:26:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:26:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:26:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:26:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:26:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:26:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:26:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:26:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:26:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:26:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:26:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:26:09 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:26:09 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:26:09 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:26:10 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:26:10 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:26:11 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:25:57.820237 End time: 2024-08-21 03:26:11.324649 2024-08-21 03:26:11 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:26:11 INFO tclean::::casa ########################################## 2024-08-21 03:26:11 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:26:11 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:26:11 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:26:11 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:26:11 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:26:11 2024****** 2024-08-21 03:26:11 INFO ImageFitter::fit+ 2024-08-21 03:26:11 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:26:11 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:26:11 INFO ImageFitter::fit+ --- region: 2024-08-21 03:26:11 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:26:11 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:26:11 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:26:11 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:26:11 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:26:11 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:26:11 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:26:11 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:26:11 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116867 Jy 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126483 Jy 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:26:11 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:26:11 INFO imstat::::casa ########################################## 2024-08-21 03:26:11 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:26:11 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:26:11 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:26:11 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:26:11 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:26:11 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:26:11 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:26:11 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:26:11 INFO imstat:::: Values --- 2024-08-21 03:26:11 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:26:11 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:26:11 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:26:11 INFO imstat:::: -- minimum value [min]: -7.77768e-05 Jy/beam 2024-08-21 03:26:11 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:26:11 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:26:11 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:26:11 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:26:11 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:26:11 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:26:11 INFO imstat:::: Statistics --- 2024-08-21 03:26:11 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:26:11 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:26:11 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:26:11 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:26:11 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-08-21 03:26:11 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73609e-05 Jy/beam 2024-08-21 03:26:11 INFO imstat:::: -- IQR [quartile]: 3.56013e-05 Jy/beam 2024-08-21 03:26:11 INFO imstat:::: -- First quartile [q1]: -3.4507e-05 Jy/beam 2024-08-21 03:26:11 INFO imstat:::: -- Third quartile [q3]: 1.09435e-06 Jy/beam 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:26:11 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777678e-05 4.999996e+00 2024-08-21 03:26:11 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:26:11.411043 End time: 2024-08-21 03:26:11.442310 2024-08-21 03:26:11 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:26:11 INFO imstat::::casa ########################################## 2024-08-21 03:26:11 INFO phaseshift::::casa ########################################## 2024-08-21 03:26:11 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:26:11 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 00:25:24.6496' ) 2024-08-21 03:26:11 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:26:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:26:11 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:26:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:26:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:26:11 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:26:11 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:26:11 INFO MSTransformManager::open Select data 2024-08-21 03:26:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "00:25:24.6496" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:26:14 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 00:25:24.6496 successfully parsed 2024-08-21 03:26:14 INFO phaseshift::::casa Shift phase center 2024-08-21 03:26:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:26:11.461342 End time: 2024-08-21 03:26:15.943457 2024-08-21 03:26:16 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:26:16 INFO phaseshift::::casa ########################################## 2024-08-21 03:26:16 INFO tclean::::casa ########################################## 2024-08-21 03:26:16 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:26:16 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:26:16 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:26:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:26:16 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:26:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:26:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:26:16 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:26:16 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:26:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:26:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:26:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:26:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:26:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:26:18 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:26:18 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029206 2024-08-21 03:26:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:26:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:26:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:26:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:26:21 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:26:21 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:26:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:26:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:26:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:26:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:26:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:26:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:26:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:26:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:26:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:26:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:26:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:26:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:26:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:26:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:26:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:26:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:26:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:26:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:26:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:26:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:26:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:26:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:26:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:26:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:26:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:26:28 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:26:28 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:26:28 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:26:29 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:26:29 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:26:31 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:26:16.012112 End time: 2024-08-21 03:26:31.302101 2024-08-21 03:26:31 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:26:31 INFO tclean::::casa ########################################## 2024-08-21 03:26:31 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:26:31 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:26:31 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:26:31 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:26:31 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:26:31 2024****** 2024-08-21 03:26:31 INFO ImageFitter::fit+ 2024-08-21 03:26:31 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:26:31 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:26:31 INFO ImageFitter::fit+ --- region: 2024-08-21 03:26:31 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:26:31 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:26:31 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:26:31 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:26:31 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:26:31 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:26:31 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:26:31 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:26:31 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116903 Jy 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126517 Jy 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:26:31 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:26:31 INFO imstat::::casa ########################################## 2024-08-21 03:26:31 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:26:31 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:26:31 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:26:31 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:26:31 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:26:31 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:26:31 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:26:31 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz) 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-08-21 03:26:31 INFO imstat:::: Values --- 2024-08-21 03:26:31 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:26:31 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:26:31 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:26:31 INFO imstat:::: -- minimum value [min]: -7.78731e-05 Jy/beam 2024-08-21 03:26:31 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:26:31 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:26:31 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:26:31 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:26:31 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:26:31 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:26:31 INFO imstat:::: Statistics --- 2024-08-21 03:26:31 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:26:31 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:26:31 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:26:31 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:26:31 INFO imstat:::: -- Median of the pixel values [median]: -1.86503e-05 Jy/beam 2024-08-21 03:26:31 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73798e-05 Jy/beam 2024-08-21 03:26:31 INFO imstat:::: -- IQR [quartile]: 3.56966e-05 Jy/beam 2024-08-21 03:26:31 INFO imstat:::: -- First quartile [q1]: -3.45352e-05 Jy/beam 2024-08-21 03:26:31 INFO imstat:::: -- Third quartile [q3]: 1.16146e-06 Jy/beam 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:26:31 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.787306e-05 4.999996e+00 2024-08-21 03:26:31 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:26:31.392302 End time: 2024-08-21 03:26:31.432131 2024-08-21 03:26:31 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:26:31 INFO imstat::::casa ########################################## 2024-08-21 03:26:31 INFO phaseshift::::casa ########################################## 2024-08-21 03:26:31 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:26:31 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 6.352706472deg' ) 2024-08-21 03:26:31 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:26:31 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:26:31 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:26:31 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:26:31 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:26:31 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:26:31 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:26:31 INFO MSTransformManager::open Select data 2024-08-21 03:26:31 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:26:36 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 6.352706472deg successfully parsed 2024-08-21 03:26:36 INFO phaseshift::::casa Shift phase center 2024-08-21 03:26:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:26:31.449433 End time: 2024-08-21 03:26:37.195828 2024-08-21 03:26:37 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:26:37 INFO phaseshift::::casa ########################################## 2024-08-21 03:26:37 INFO tclean::::casa ########################################## 2024-08-21 03:26:37 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:26:37 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:26:37 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:26:37 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:26:37 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:26:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:26:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:26:37 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:26:37 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:26:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:26:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:26:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:26:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:26:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:26:39 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:26:39 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025339 2024-08-21 03:26:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:26:39 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:26:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:26:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:26:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:26:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:26:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:26:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:26:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:26:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:26:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:26:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:26:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:26:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:26:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:26:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:26:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:26:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:26:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:26:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:26:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:26:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:26:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:26:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:26:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:26:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:26:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:26:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:26:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:26:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:26:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:26:49 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:26:49 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:26:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:26:51 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:26:51 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:26:53 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:26:37.263508 End time: 2024-08-21 03:26:52.605743 2024-08-21 03:26:53 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:26:53 INFO tclean::::casa ########################################## 2024-08-21 03:26:53 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:26:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:26:53 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:26:53 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:26:53 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:26:53 2024****** 2024-08-21 03:26:53 INFO ImageFitter::fit+ 2024-08-21 03:26:53 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:26:53 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:26:53 INFO ImageFitter::fit+ --- region: 2024-08-21 03:26:53 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:26:53 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:26:53 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:26:53 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:26:53 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:26:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:26:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:26:53 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:26:53 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011687 Jy 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:26:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:26:53 INFO imstat::::casa ########################################## 2024-08-21 03:26:53 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:26:53 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:26:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:26:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:26:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:26:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:26:53 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:26:53 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:26:53 INFO imstat:::: Values --- 2024-08-21 03:26:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:26:53 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:26:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:26:53 INFO imstat:::: -- minimum value [min]: -7.77771e-05 Jy/beam 2024-08-21 03:26:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:26:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:26:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:26:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:26:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:26:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:26:53 INFO imstat:::: Statistics --- 2024-08-21 03:26:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:26:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:26:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:26:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:26:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86715e-05 Jy/beam 2024-08-21 03:26:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73619e-05 Jy/beam 2024-08-21 03:26:53 INFO imstat:::: -- IQR [quartile]: 3.56021e-05 Jy/beam 2024-08-21 03:26:53 INFO imstat:::: -- First quartile [q1]: -3.45061e-05 Jy/beam 2024-08-21 03:26:53 INFO imstat:::: -- Third quartile [q3]: 1.09605e-06 Jy/beam 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:26:53 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777705e-05 4.999996e+00 2024-08-21 03:26:53 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:26:52.686734 End time: 2024-08-21 03:26:52.716154 2024-08-21 03:26:53 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:26:53 INFO imstat::::casa ########################################## 2024-08-21 03:26:53 INFO phaseshift::::casa ########################################## 2024-08-21 03:26:53 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:26:53 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 0.110875644rad' ) 2024-08-21 03:26:53 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:26:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:26:53 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:26:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:26:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:26:53 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:26:53 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:26:53 INFO MSTransformManager::open Select data 2024-08-21 03:26:53 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:26:56 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 0.110875644rad successfully parsed 2024-08-21 03:26:56 INFO phaseshift::::casa Shift phase center 2024-08-21 03:26:57 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:26:52.733641 End time: 2024-08-21 03:26:57.250026 2024-08-21 03:26:57 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:26:57 INFO phaseshift::::casa ########################################## 2024-08-21 03:26:57 INFO tclean::::casa ########################################## 2024-08-21 03:26:57 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:26:57 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:26:57 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:26:57 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:26:57 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:26:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:26:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:26:57 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:26:57 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:26:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:26:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:26:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:26:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:26:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:26:59 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:26:59 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027289 2024-08-21 03:26:59 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:26:59 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:27:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:27:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:27:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:27:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:27:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:27:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:27:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:27:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:27:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:27:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:27:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:27:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:27:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:27:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:27:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:27:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:27:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:27:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:27:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:27:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:27:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:27:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:27:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:27:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:27:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:27:08 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:27:08 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:27:08 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:27:09 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:27:09 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:27:11 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:26:57.321676 End time: 2024-08-21 03:27:11.278059 2024-08-21 03:27:11 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:27:11 INFO tclean::::casa ########################################## 2024-08-21 03:27:11 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:27:11 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:27:11 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:27:11 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:27:11 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:27:11 2024****** 2024-08-21 03:27:11 INFO ImageFitter::fit+ 2024-08-21 03:27:11 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:27:11 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:27:11 INFO ImageFitter::fit+ --- region: 2024-08-21 03:27:11 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:27:11 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:27:11 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:27:11 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:27:11 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:27:11 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:27:11 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:27:11 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:27:11 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126482 Jy 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:27:11 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:27:11 INFO imstat::::casa ########################################## 2024-08-21 03:27:11 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:27:11 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:27:11 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:27:11 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:27:11 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:27:11 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:27:11 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:27:11 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:27:11 INFO imstat:::: Values --- 2024-08-21 03:27:11 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:27:11 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:27:11 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:27:11 INFO imstat:::: -- minimum value [min]: -7.77855e-05 Jy/beam 2024-08-21 03:27:11 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:27:11 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:27:11 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:27:11 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-08-21 03:27:11 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:27:11 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:27:11 INFO imstat:::: Statistics --- 2024-08-21 03:27:11 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:27:11 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:27:11 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:27:11 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:27:11 INFO imstat:::: -- Median of the pixel values [median]: -1.86732e-05 Jy/beam 2024-08-21 03:27:11 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73562e-05 Jy/beam 2024-08-21 03:27:11 INFO imstat:::: -- IQR [quartile]: 3.56008e-05 Jy/beam 2024-08-21 03:27:11 INFO imstat:::: -- First quartile [q1]: -3.45107e-05 Jy/beam 2024-08-21 03:27:11 INFO imstat:::: -- Third quartile [q3]: 1.09015e-06 Jy/beam 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:27:11 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778549e-05 4.999996e+00 2024-08-21 03:27:11 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:27:11.363435 End time: 2024-08-21 03:27:11.400576 2024-08-21 03:27:11 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:27:11 INFO imstat::::casa ########################################## 2024-08-21 03:27:11 INFO phaseshift::::casa ########################################## 2024-08-21 03:27:11 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:27:11 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad +006d21m09.7433' ) 2024-08-21 03:27:11 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:27:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:27:11 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:27:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:27:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:27:11 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:27:11 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:27:11 INFO MSTransformManager::open Select data 2024-08-21 03:27:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:27:14 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad +006d21m09.7433 successfully parsed 2024-08-21 03:27:14 INFO phaseshift::::casa Shift phase center 2024-08-21 03:27:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:27:11.417855 End time: 2024-08-21 03:27:15.906416 2024-08-21 03:27:16 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:27:16 INFO phaseshift::::casa ########################################## 2024-08-21 03:27:16 INFO tclean::::casa ########################################## 2024-08-21 03:27:16 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:27:16 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:27:16 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:27:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:27:16 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:27:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:27:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:27:16 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:27:16 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:27:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:27:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:27:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:27:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:27:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:27:17 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:27:17 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027116 2024-08-21 03:27:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:27:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:27:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:27:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:27:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:27:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:27:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:27:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:27:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:27:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:27:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:27:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:27:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:27:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:27:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:27:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:27:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:27:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:27:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:27:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:27:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:27:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:27:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:27:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:27:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:27:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:27:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:27:26 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:27:26 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:27:26 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:27:27 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:27:27 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:27:28 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:27:15.966889 End time: 2024-08-21 03:27:28.430715 2024-08-21 03:27:28 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:27:28 INFO tclean::::casa ########################################## 2024-08-21 03:27:28 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:27:28 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:27:28 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:27:28 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:27:28 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:27:28 2024****** 2024-08-21 03:27:28 INFO ImageFitter::fit+ 2024-08-21 03:27:28 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:27:28 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:27:28 INFO ImageFitter::fit+ --- region: 2024-08-21 03:27:28 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:27:28 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:27:28 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:27:28 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:27:28 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:27:28 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:27:28 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:27:28 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:27:28 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:27:28 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:27:29 INFO imstat::::casa ########################################## 2024-08-21 03:27:29 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:27:29 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:27:29 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:27:29 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:27:29 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:27:29 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:27:29 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:27:29 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:27:29 INFO imstat:::: Values --- 2024-08-21 03:27:29 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:27:29 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:27:29 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:27:29 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-08-21 03:27:29 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:27:29 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:27:29 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:27:29 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:27:29 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:27:29 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:27:29 INFO imstat:::: Statistics --- 2024-08-21 03:27:29 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:27:29 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:27:29 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:27:29 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:27:29 INFO imstat:::: -- Median of the pixel values [median]: -1.86669e-05 Jy/beam 2024-08-21 03:27:29 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73635e-05 Jy/beam 2024-08-21 03:27:29 INFO imstat:::: -- IQR [quartile]: 3.56081e-05 Jy/beam 2024-08-21 03:27:29 INFO imstat:::: -- First quartile [q1]: -3.45085e-05 Jy/beam 2024-08-21 03:27:29 INFO imstat:::: -- Third quartile [q3]: 1.09959e-06 Jy/beam 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:27:29 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778013e-05 4.999996e+00 2024-08-21 03:27:29 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:27:28.505096 End time: 2024-08-21 03:27:28.532989 2024-08-21 03:27:29 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:27:29 INFO imstat::::casa ########################################## 2024-08-21 03:27:29 INFO phaseshift::::casa ########################################## 2024-08-21 03:27:29 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:27:29 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 00:25:24.6496' ) 2024-08-21 03:27:29 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:27:29 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:27:29 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:27:29 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:27:29 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:27:29 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:27:29 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:27:29 INFO MSTransformManager::open Select data 2024-08-21 03:27:29 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "00:25:24.6496" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:27:32 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 00:25:24.6496 successfully parsed 2024-08-21 03:27:32 INFO phaseshift::::casa Shift phase center 2024-08-21 03:27:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:27:28.550625 End time: 2024-08-21 03:27:33.348180 2024-08-21 03:27:33 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:27:33 INFO phaseshift::::casa ########################################## 2024-08-21 03:27:33 INFO tclean::::casa ########################################## 2024-08-21 03:27:33 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:27:33 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:27:33 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:27:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:27:33 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:27:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:27:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:27:34 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:27:34 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:27:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:27:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:27:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:27:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:27:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:27:35 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:27:35 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023682 2024-08-21 03:27:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:27:35 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:27:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:27:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:27:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:27:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:27:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:27:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:27:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:27:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:27:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:27:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:27:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:27:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:27:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:27:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:27:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:27:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:27:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:27:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:27:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:27:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:27:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:27:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:27:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:27:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:27:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:27:45 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:27:45 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:27:45 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:27:46 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:27:46 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:27:48 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:27:33.419228 End time: 2024-08-21 03:27:47.692962 2024-08-21 03:27:48 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:27:48 INFO tclean::::casa ########################################## 2024-08-21 03:27:48 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:27:48 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:27:48 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:27:48 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:27:48 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:27:48 2024****** 2024-08-21 03:27:48 INFO ImageFitter::fit+ 2024-08-21 03:27:48 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:27:48 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:27:48 INFO ImageFitter::fit+ --- region: 2024-08-21 03:27:48 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:27:48 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:27:48 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:27:48 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:27:48 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:27:48 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:27:48 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:27:48 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:27:48 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116905 Jy 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000041 +/- 0.000777 arcsec 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- ra: 127.999941 +/- 0.000127 pixels 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- dec: 127.999954 +/- 0.000097 pixels 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:27:48 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:27:48 INFO imstat::::casa ########################################## 2024-08-21 03:27:48 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:27:48 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:27:48 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:27:48 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:27:48 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:27:48 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:27:48 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:27:48 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz) 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-08-21 03:27:48 INFO imstat:::: Values --- 2024-08-21 03:27:48 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:27:48 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:27:48 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:27:48 INFO imstat:::: -- minimum value [min]: -7.78774e-05 Jy/beam 2024-08-21 03:27:48 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:27:48 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:27:48 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:27:48 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:27:48 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:27:48 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:27:48 INFO imstat:::: Statistics --- 2024-08-21 03:27:48 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:27:48 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:27:48 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:27:48 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:27:48 INFO imstat:::: -- Median of the pixel values [median]: -1.86532e-05 Jy/beam 2024-08-21 03:27:48 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73779e-05 Jy/beam 2024-08-21 03:27:48 INFO imstat:::: -- IQR [quartile]: 3.5701e-05 Jy/beam 2024-08-21 03:27:48 INFO imstat:::: -- First quartile [q1]: -3.45356e-05 Jy/beam 2024-08-21 03:27:48 INFO imstat:::: -- Third quartile [q3]: 1.16544e-06 Jy/beam 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:27:48 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.787745e-05 4.999996e+00 2024-08-21 03:27:48 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:27:47.775983 End time: 2024-08-21 03:27:47.805411 2024-08-21 03:27:48 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:27:48 INFO imstat::::casa ########################################## 2024-08-21 03:27:48 INFO phaseshift::::casa ########################################## 2024-08-21 03:27:48 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:27:48 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 6.352706472deg' ) 2024-08-21 03:27:48 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:27:48 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:27:48 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:27:48 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:27:48 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:27:48 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:27:48 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:27:48 INFO MSTransformManager::open Select data 2024-08-21 03:27:48 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:27:51 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 6.352706472deg successfully parsed 2024-08-21 03:27:51 INFO phaseshift::::casa Shift phase center 2024-08-21 03:27:52 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:27:47.823654 End time: 2024-08-21 03:27:52.199505 2024-08-21 03:27:52 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:27:52 INFO phaseshift::::casa ########################################## 2024-08-21 03:27:52 INFO tclean::::casa ########################################## 2024-08-21 03:27:52 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:27:52 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:27:52 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:27:52 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:27:52 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:27:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:27:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:27:52 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:27:52 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:27:52 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:27:52 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:27:52 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:27:52 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:27:52 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:27:54 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:27:54 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029951 2024-08-21 03:27:54 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:27:54 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:27:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:27:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:27:56 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:27:56 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:27:56 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:27:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:27:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:27:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:27:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:27:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:27:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:27:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:27:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:27:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:27:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:27:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:27:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:28:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:28:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:28:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:28:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:28:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:28:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:28:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:28:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:28:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:28:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:28:03 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:28:03 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:28:03 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:28:04 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:28:04 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:28:05 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:27:52.266531 End time: 2024-08-21 03:28:05.090722 2024-08-21 03:28:05 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:28:05 INFO tclean::::casa ########################################## 2024-08-21 03:28:05 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:28:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:28:05 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:28:05 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:28:05 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:28:05 2024****** 2024-08-21 03:28:05 INFO ImageFitter::fit+ 2024-08-21 03:28:05 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:28:05 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:28:05 INFO ImageFitter::fit+ --- region: 2024-08-21 03:28:05 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:28:05 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:28:05 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:28:05 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:28:05 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:28:05 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:28:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:28:05 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:28:05 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:28:05 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:28:05 INFO imstat::::casa ########################################## 2024-08-21 03:28:05 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:28:05 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:28:05 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:28:05 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:28:05 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:28:05 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:28:05 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:28:05 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:28:05 INFO imstat:::: Values --- 2024-08-21 03:28:05 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:28:05 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:28:05 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:28:05 INFO imstat:::: -- minimum value [min]: -7.77798e-05 Jy/beam 2024-08-21 03:28:05 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:28:05 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:28:05 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:28:05 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:28:05 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:28:05 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:28:05 INFO imstat:::: Statistics --- 2024-08-21 03:28:05 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:28:05 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:28:05 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:28:05 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:28:05 INFO imstat:::: -- Median of the pixel values [median]: -1.86675e-05 Jy/beam 2024-08-21 03:28:05 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73645e-05 Jy/beam 2024-08-21 03:28:05 INFO imstat:::: -- IQR [quartile]: 3.56077e-05 Jy/beam 2024-08-21 03:28:05 INFO imstat:::: -- First quartile [q1]: -3.45073e-05 Jy/beam 2024-08-21 03:28:05 INFO imstat:::: -- Third quartile [q3]: 1.1004e-06 Jy/beam 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:28:05 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777975e-05 4.999996e+00 2024-08-21 03:28:05 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:28:05.172913 End time: 2024-08-21 03:28:05.202390 2024-08-21 03:28:05 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:28:05 INFO imstat::::casa ########################################## 2024-08-21 03:28:05 INFO phaseshift::::casa ########################################## 2024-08-21 03:28:05 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:28:05 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 0.110875644rad' ) 2024-08-21 03:28:05 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:28:05 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:28:05 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:28:05 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:28:05 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:28:05 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:28:05 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:28:05 INFO MSTransformManager::open Select data 2024-08-21 03:28:05 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:28:09 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 0.110875644rad successfully parsed 2024-08-21 03:28:09 INFO phaseshift::::casa Shift phase center 2024-08-21 03:28:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:28:05.220454 End time: 2024-08-21 03:28:10.748666 2024-08-21 03:28:11 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:28:11 INFO phaseshift::::casa ########################################## 2024-08-21 03:28:11 INFO tclean::::casa ########################################## 2024-08-21 03:28:11 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:28:11 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:28:11 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:28:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:28:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:28:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:28:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:28:11 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:28:11 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:28:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:28:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:28:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:28:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:28:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:28:12 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:28:12 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029662 2024-08-21 03:28:12 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:28:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:28:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:28:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:28:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:28:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:28:15 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:28:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:28:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:28:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:28:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:28:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:28:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:28:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:28:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:28:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:28:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:28:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:28:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:28:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:28:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:28:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:28:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:28:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:28:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:28:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:28:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:28:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:28:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:28:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:28:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:28:23 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:28:23 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:28:23 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:28:24 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:28:25 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:28:26 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:28:10.812244 End time: 2024-08-21 03:28:26.253074 2024-08-21 03:28:26 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:28:26 INFO tclean::::casa ########################################## 2024-08-21 03:28:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:28:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:28:26 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:28:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:28:26 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:28:26 2024****** 2024-08-21 03:28:26 INFO ImageFitter::fit+ 2024-08-21 03:28:26 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:28:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:28:26 INFO ImageFitter::fit+ --- region: 2024-08-21 03:28:26 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:28:26 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:28:26 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:28:26 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:28:26 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:28:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:28:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:28:26 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:28:26 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000002 +/- 0.000777 arcsec 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- ra: 128.000014 +/- 0.000127 pixels 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- dec: 127.999998 +/- 0.000097 pixels 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:28:26 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:28:26 INFO imstat::::casa ########################################## 2024-08-21 03:28:26 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:28:26 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:28:26 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:28:26 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:28:26 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:28:26 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:28:26 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:28:26 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:28:26 INFO imstat:::: Values --- 2024-08-21 03:28:26 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:28:26 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:28:26 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:28:26 INFO imstat:::: -- minimum value [min]: -7.77816e-05 Jy/beam 2024-08-21 03:28:26 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:28:26 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:28:26 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:28:26 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-08-21 03:28:26 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:28:26 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:28:26 INFO imstat:::: Statistics --- 2024-08-21 03:28:26 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:28:26 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:28:26 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:28:26 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:28:26 INFO imstat:::: -- Median of the pixel values [median]: -1.8676e-05 Jy/beam 2024-08-21 03:28:26 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73584e-05 Jy/beam 2024-08-21 03:28:26 INFO imstat:::: -- IQR [quartile]: 3.56038e-05 Jy/beam 2024-08-21 03:28:26 INFO imstat:::: -- First quartile [q1]: -3.45104e-05 Jy/beam 2024-08-21 03:28:26 INFO imstat:::: -- Third quartile [q3]: 1.09331e-06 Jy/beam 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:28:26 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778164e-05 4.999996e+00 2024-08-21 03:28:26 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:28:26.318531 End time: 2024-08-21 03:28:26.344448 2024-08-21 03:28:26 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:28:26 INFO imstat::::casa ########################################## 2024-08-21 03:28:26 INFO phaseshift::::casa ########################################## 2024-08-21 03:28:26 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:28:26 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 39d58m05.8512' ) 2024-08-21 03:28:26 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:28:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:28:26 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:28:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:28:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:28:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:28:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:28:26 INFO MSTransformManager::open Select data 2024-08-21 03:28:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:28:30 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39d58m05.8512 successfully parsed 2024-08-21 03:28:30 INFO phaseshift::::casa Shift phase center 2024-08-21 03:28:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:28:26.361506 End time: 2024-08-21 03:28:31.435383 2024-08-21 03:28:31 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:28:31 INFO phaseshift::::casa ########################################## 2024-08-21 03:28:31 INFO tclean::::casa ########################################## 2024-08-21 03:28:31 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:28:31 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:28:31 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:28:32 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:28:32 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:28:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:28:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:28:32 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:28:32 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:28:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:28:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:28:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:28:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:28:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:28:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:28:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027109 2024-08-21 03:28:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:28:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:28:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:28:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:28:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:28:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:28:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:28:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:28:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:28:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:28:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:28:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:28:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:28:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:28:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:28:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:28:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:28:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:28:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:28:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:28:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:28:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:28:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:28:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:28:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:28:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:28:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:28:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:28:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:28:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:28:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:28:47 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:28:47 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:28:47 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:28:48 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:28:48 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:28:50 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:28:31.496245 End time: 2024-08-21 03:28:50.007948 2024-08-21 03:28:50 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:28:50 INFO tclean::::casa ########################################## 2024-08-21 03:28:50 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:28:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:28:50 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:28:50 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:28:50 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:28:50 2024****** 2024-08-21 03:28:50 INFO ImageFitter::fit+ 2024-08-21 03:28:50 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:28:50 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:28:50 INFO ImageFitter::fit+ --- region: 2024-08-21 03:28:50 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:28:50 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:28:50 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:28:50 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:28:50 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:28:50 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:28:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:28:50 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:28:50 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:28:50 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:28:50 INFO imstat::::casa ########################################## 2024-08-21 03:28:50 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:28:50 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:28:50 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:28:50 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:28:50 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:28:50 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:28:50 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:28:50 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:28:50 INFO imstat:::: Values --- 2024-08-21 03:28:50 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:28:50 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:28:50 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:28:50 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-08-21 03:28:50 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:28:50 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:28:50 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:28:50 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:28:50 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:28:50 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:28:50 INFO imstat:::: Statistics --- 2024-08-21 03:28:50 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:28:50 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:28:50 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:28:50 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:28:50 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-08-21 03:28:50 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-08-21 03:28:50 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-08-21 03:28:50 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-08-21 03:28:50 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:28:50 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778264e-05 4.999996e+00 2024-08-21 03:28:50 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:28:50.091785 End time: 2024-08-21 03:28:50.121310 2024-08-21 03:28:50 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:28:50 INFO imstat::::casa ########################################## 2024-08-21 03:28:50 INFO phaseshift::::casa ########################################## 2024-08-21 03:28:50 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:28:50 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 02:39:52.3901' ) 2024-08-21 03:28:50 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:28:50 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:28:50 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:28:50 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:28:50 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:28:50 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:28:50 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:28:50 INFO MSTransformManager::open Select data 2024-08-21 03:28:50 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:28:54 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 02:39:52.3901 successfully parsed 2024-08-21 03:28:54 INFO phaseshift::::casa Shift phase center 2024-08-21 03:28:55 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:28:50.139129 End time: 2024-08-21 03:28:55.233693 2024-08-21 03:28:55 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:28:55 INFO phaseshift::::casa ########################################## 2024-08-21 03:28:55 INFO tclean::::casa ########################################## 2024-08-21 03:28:55 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:28:55 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:28:55 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:28:55 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:28:55 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:28:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:28:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:28:55 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:28:55 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:28:55 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:28:55 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:28:55 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:28:55 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:28:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:28:57 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:28:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027213 2024-08-21 03:28:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:28:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:28:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:28:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:28:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:28:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:28:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:28:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:28:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:29:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:29:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:29:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:29:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:29:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:29:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:29:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:29:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:29:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:29:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:29:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:29:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:29:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:29:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:29:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:29:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:29:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:29:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:29:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:29:07 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:29:07 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:29:07 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:29:08 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:29:08 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:29:10 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:28:55.297099 End time: 2024-08-21 03:29:10.287709 2024-08-21 03:29:10 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:29:10 INFO tclean::::casa ########################################## 2024-08-21 03:29:10 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:29:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:29:10 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:29:10 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:29:10 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:29:10 2024****** 2024-08-21 03:29:10 INFO ImageFitter::fit+ 2024-08-21 03:29:10 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:29:10 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:29:10 INFO ImageFitter::fit+ --- region: 2024-08-21 03:29:10 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:29:10 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:29:10 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:29:10 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:29:10 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:29:10 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:29:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:29:10 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:29:10 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:29:10 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:29:10 INFO imstat::::casa ########################################## 2024-08-21 03:29:10 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:29:10 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:29:10 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:29:10 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:29:10 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:29:10 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:29:10 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:29:10 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz) 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-08-21 03:29:10 INFO imstat:::: Values --- 2024-08-21 03:29:10 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:29:10 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:29:10 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:29:10 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam 2024-08-21 03:29:10 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:29:10 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:29:10 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:29:10 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:29:10 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:29:10 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:29:10 INFO imstat:::: Statistics --- 2024-08-21 03:29:10 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:29:10 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:29:10 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:29:10 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:29:10 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam 2024-08-21 03:29:10 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam 2024-08-21 03:29:10 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam 2024-08-21 03:29:10 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam 2024-08-21 03:29:10 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:29:10 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.782251e-05 4.999996e+00 2024-08-21 03:29:10 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:29:10.376524 End time: 2024-08-21 03:29:10.421750 2024-08-21 03:29:10 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:29:10 INFO imstat::::casa ########################################## 2024-08-21 03:29:10 INFO phaseshift::::casa ########################################## 2024-08-21 03:29:10 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:29:10 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 39.968292000deg' ) 2024-08-21 03:29:10 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:29:10 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:29:10 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:29:10 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:29:10 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:29:10 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:29:10 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:29:10 INFO MSTransformManager::open Select data 2024-08-21 03:29:10 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:29:14 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39.968292000deg successfully parsed 2024-08-21 03:29:14 INFO phaseshift::::casa Shift phase center 2024-08-21 03:29:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:29:10.449390 End time: 2024-08-21 03:29:15.752645 2024-08-21 03:29:16 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:29:16 INFO phaseshift::::casa ########################################## 2024-08-21 03:29:16 INFO tclean::::casa ########################################## 2024-08-21 03:29:16 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:29:16 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:29:16 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:29:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:29:16 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:29:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:29:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:29:16 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:29:16 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:29:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:29:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:29:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:29:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:29:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:29:18 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:29:18 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026653 2024-08-21 03:29:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:29:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:29:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:29:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:29:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:29:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:29:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:29:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:29:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:29:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:29:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:29:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:29:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:29:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:29:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:29:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:29:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:29:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:29:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:29:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:29:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:29:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:29:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:29:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:29:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:29:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:29:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:29:29 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:29:29 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:29:29 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:29:30 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:29:30 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:29:32 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:29:15.823818 End time: 2024-08-21 03:29:31.973295 2024-08-21 03:29:32 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:29:32 INFO tclean::::casa ########################################## 2024-08-21 03:29:32 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:29:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:29:32 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:29:32 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:29:32 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:29:32 2024****** 2024-08-21 03:29:32 INFO ImageFitter::fit+ 2024-08-21 03:29:32 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:29:32 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:29:32 INFO ImageFitter::fit+ --- region: 2024-08-21 03:29:32 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:29:32 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:29:32 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:29:32 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:29:32 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:29:32 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:29:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:29:32 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:29:32 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:29:32 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:29:32 INFO imstat::::casa ########################################## 2024-08-21 03:29:32 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:29:32 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:29:32 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:29:32 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:29:32 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:29:32 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:29:32 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:29:32 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:29:32 INFO imstat:::: Values --- 2024-08-21 03:29:32 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:29:32 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:29:32 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:29:32 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-08-21 03:29:32 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:29:32 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:29:32 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:29:32 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:29:32 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:29:32 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:29:32 INFO imstat:::: Statistics --- 2024-08-21 03:29:32 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:29:32 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:29:32 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:29:32 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:29:32 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-08-21 03:29:32 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-08-21 03:29:32 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-08-21 03:29:32 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-08-21 03:29:32 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:29:32 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778264e-05 4.999996e+00 2024-08-21 03:29:32 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:29:32.060247 End time: 2024-08-21 03:29:32.090726 2024-08-21 03:29:32 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:29:32 INFO imstat::::casa ########################################## 2024-08-21 03:29:32 INFO phaseshift::::casa ########################################## 2024-08-21 03:29:32 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:29:32 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 0.697578292rad' ) 2024-08-21 03:29:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:29:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:29:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:29:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:29:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:29:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:29:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:29:32 INFO MSTransformManager::open Select data 2024-08-21 03:29:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:29:35 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 0.697578292rad successfully parsed 2024-08-21 03:29:35 INFO phaseshift::::casa Shift phase center 2024-08-21 03:29:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:29:32.108973 End time: 2024-08-21 03:29:36.622209 2024-08-21 03:29:37 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:29:37 INFO phaseshift::::casa ########################################## 2024-08-21 03:29:37 INFO tclean::::casa ########################################## 2024-08-21 03:29:37 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:29:37 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:29:37 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:29:37 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:29:37 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:29:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:29:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:29:37 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:29:37 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:29:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:29:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:29:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:29:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:29:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:29:38 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:29:38 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025179 2024-08-21 03:29:38 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:29:38 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:29:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:29:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:29:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:29:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:29:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:29:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:29:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:29:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:29:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:29:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:29:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:29:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:29:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:29:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:29:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:29:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:29:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:29:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:29:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:29:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:29:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:29:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:29:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:29:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:29:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:29:44 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:29:44 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:29:44 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:29:45 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:29:45 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:29:45 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:29:36.693747 End time: 2024-08-21 03:29:45.355172 2024-08-21 03:29:45 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:29:45 INFO tclean::::casa ########################################## 2024-08-21 03:29:45 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:29:45 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:29:45 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:29:45 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:29:45 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:29:45 2024****** 2024-08-21 03:29:45 INFO ImageFitter::fit+ 2024-08-21 03:29:45 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:29:45 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:29:45 INFO ImageFitter::fit+ --- region: 2024-08-21 03:29:45 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:29:45 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:29:45 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:29:45 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:29:45 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:29:45 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:29:45 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:29:45 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:29:45 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:29:45 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:29:45 INFO imstat::::casa ########################################## 2024-08-21 03:29:45 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:29:45 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:29:45 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:29:45 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:29:45 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:29:45 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:29:45 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:29:45 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:29:45 INFO imstat:::: Values --- 2024-08-21 03:29:45 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:29:45 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:29:45 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:29:45 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam 2024-08-21 03:29:45 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:29:45 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:29:45 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:29:45 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:29:45 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:29:45 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:29:45 INFO imstat:::: Statistics --- 2024-08-21 03:29:45 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:29:45 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:29:45 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:29:45 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:29:45 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam 2024-08-21 03:29:45 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam 2024-08-21 03:29:45 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam 2024-08-21 03:29:45 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam 2024-08-21 03:29:45 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:29:45 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778897e-05 4.999996e+00 2024-08-21 03:29:45 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:29:45.434584 End time: 2024-08-21 03:29:45.474715 2024-08-21 03:29:45 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:29:45 INFO imstat::::casa ########################################## 2024-08-21 03:29:45 INFO phaseshift::::casa ########################################## 2024-08-21 03:29:45 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:29:45 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 39d58m05.8512' ) 2024-08-21 03:29:46 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:29:46 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:29:46 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:29:46 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:29:46 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:29:46 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:29:46 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:29:46 INFO MSTransformManager::open Select data 2024-08-21 03:29:46 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:29:48 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39d58m05.8512 successfully parsed 2024-08-21 03:29:48 INFO phaseshift::::casa Shift phase center 2024-08-21 03:29:48 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:29:45.497066 End time: 2024-08-21 03:29:48.270790 2024-08-21 03:29:48 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:29:48 INFO phaseshift::::casa ########################################## 2024-08-21 03:29:48 INFO tclean::::casa ########################################## 2024-08-21 03:29:48 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:29:48 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:29:48 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:29:48 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:29:48 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:29:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:29:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:29:48 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:29:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:29:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:29:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:29:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:29:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:29:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:29:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:29:50 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020395 2024-08-21 03:29:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:29:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:29:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:29:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:29:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:29:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:29:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:29:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:29:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:29:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:29:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:29:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:29:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:29:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:29:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:29:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:29:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:29:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:29:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:29:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:29:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:29:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:29:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:29:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:29:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:29:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:29:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:29:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:29:57 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:29:57 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:29:57 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:29:58 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:29:58 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:29:58 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:29:48.312975 End time: 2024-08-21 03:29:58.449178 2024-08-21 03:29:58 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:29:58 INFO tclean::::casa ########################################## 2024-08-21 03:29:58 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:29:58 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:29:58 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:29:58 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:29:58 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:29:58 2024****** 2024-08-21 03:29:58 INFO ImageFitter::fit+ 2024-08-21 03:29:58 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:29:58 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:29:58 INFO ImageFitter::fit+ --- region: 2024-08-21 03:29:58 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:29:58 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:29:58 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:29:58 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:29:58 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:29:58 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:29:58 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:29:58 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:29:58 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:29:58 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:29:58 INFO imstat::::casa ########################################## 2024-08-21 03:29:58 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:29:58 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:29:59 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:29:59 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:29:59 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:29:59 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:29:59 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:29:59 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:29:59 INFO imstat:::: Values --- 2024-08-21 03:29:59 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:29:59 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:29:59 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:29:59 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam 2024-08-21 03:29:59 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:29:59 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:29:59 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:29:59 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-08-21 03:29:59 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:29:59 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:29:59 INFO imstat:::: Statistics --- 2024-08-21 03:29:59 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:29:59 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:29:59 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:29:59 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:29:59 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam 2024-08-21 03:29:59 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam 2024-08-21 03:29:59 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam 2024-08-21 03:29:59 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam 2024-08-21 03:29:59 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:29:59 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777732e-05 4.999996e+00 2024-08-21 03:29:59 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:29:58.496261 End time: 2024-08-21 03:29:58.517635 2024-08-21 03:29:59 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:29:59 INFO imstat::::casa ########################################## 2024-08-21 03:29:59 INFO phaseshift::::casa ########################################## 2024-08-21 03:29:59 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:29:59 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 02:39:52.3901' ) 2024-08-21 03:29:59 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:29:59 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:29:59 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:29:59 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:29:59 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:29:59 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:29:59 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:29:59 INFO MSTransformManager::open Select data 2024-08-21 03:29:59 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:30:00 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 02:39:52.3901 successfully parsed 2024-08-21 03:30:00 INFO phaseshift::::casa Shift phase center 2024-08-21 03:30:02 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:29:58.530971 End time: 2024-08-21 03:30:01.857729 2024-08-21 03:30:02 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:30:02 INFO phaseshift::::casa ########################################## 2024-08-21 03:30:02 INFO tclean::::casa ########################################## 2024-08-21 03:30:02 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:30:02 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:30:02 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:30:02 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:30:02 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:30:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:30:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:30:02 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:30:02 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:30:02 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:30:02 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:30:02 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:30:02 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:30:02 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:30:03 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:30:03 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027233 2024-08-21 03:30:03 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:30:03 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:30:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:30:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:30:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:30:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:30:05 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:30:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:30:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:30:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:30:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:30:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:30:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:30:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:30:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:30:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:30:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:30:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:30:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:30:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:30:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:30:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:30:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:30:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:30:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:30:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:30:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:30:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:30:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:30:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:30:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:30:11 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:30:11 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:30:11 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:30:12 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:30:12 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:30:13 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:30:01.921308 End time: 2024-08-21 03:30:13.479055 2024-08-21 03:30:13 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:30:13 INFO tclean::::casa ########################################## 2024-08-21 03:30:14 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:30:14 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:30:14 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:30:14 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:30:14 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:30:14 2024****** 2024-08-21 03:30:14 INFO ImageFitter::fit+ 2024-08-21 03:30:14 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:30:14 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:30:14 INFO ImageFitter::fit+ --- region: 2024-08-21 03:30:14 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:30:14 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:30:14 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:30:14 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:30:14 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:30:14 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:30:14 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:30:14 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:30:14 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- ra: 128.000008 +/- 0.000127 pixels 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:30:14 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:30:14 INFO imstat::::casa ########################################## 2024-08-21 03:30:14 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:30:14 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:30:14 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:30:14 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:30:14 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:30:14 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:30:14 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:30:14 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz) 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-08-21 03:30:14 INFO imstat:::: Values --- 2024-08-21 03:30:14 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:30:14 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:30:14 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:30:14 INFO imstat:::: -- minimum value [min]: -7.78143e-05 Jy/beam 2024-08-21 03:30:14 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:30:14 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:30:14 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:30:14 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:30:14 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:30:14 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:30:14 INFO imstat:::: Statistics --- 2024-08-21 03:30:14 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:30:14 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:30:14 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:30:14 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:30:14 INFO imstat:::: -- Median of the pixel values [median]: -1.86838e-05 Jy/beam 2024-08-21 03:30:14 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73769e-05 Jy/beam 2024-08-21 03:30:14 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam 2024-08-21 03:30:14 INFO imstat:::: -- First quartile [q1]: -3.45216e-05 Jy/beam 2024-08-21 03:30:14 INFO imstat:::: -- Third quartile [q3]: 1.1124e-06 Jy/beam 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:30:14 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.781426e-05 4.999996e+00 2024-08-21 03:30:14 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:30:13.562076 End time: 2024-08-21 03:30:13.591634 2024-08-21 03:30:14 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:30:14 INFO imstat::::casa ########################################## 2024-08-21 03:30:14 INFO phaseshift::::casa ########################################## 2024-08-21 03:30:14 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:30:14 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 39.968292000deg' ) 2024-08-21 03:30:14 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:30:14 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:30:14 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:30:14 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:30:14 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:30:14 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:30:14 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:30:14 INFO MSTransformManager::open Select data 2024-08-21 03:30:14 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:30:16 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39.968292000deg successfully parsed 2024-08-21 03:30:16 INFO phaseshift::::casa Shift phase center 2024-08-21 03:30:17 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:30:13.610177 End time: 2024-08-21 03:30:17.332832 2024-08-21 03:30:17 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:30:17 INFO phaseshift::::casa ########################################## 2024-08-21 03:30:17 INFO tclean::::casa ########################################## 2024-08-21 03:30:17 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:30:17 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:30:17 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:30:17 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:30:17 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:30:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:30:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:30:18 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:30:18 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:30:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:30:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:30:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:30:18 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:30:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:30:19 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:30:19 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02982 2024-08-21 03:30:19 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:30:19 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:30:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:30:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:30:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:30:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:30:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:30:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:30:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:30:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:30:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:30:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:30:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:30:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:30:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:30:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:30:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:30:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:30:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:30:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:30:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:30:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:30:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:30:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:30:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:30:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:30:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:30:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:30:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:30:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:30:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:30:39 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:30:39 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:30:39 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:30:39 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:30:40 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:30:41 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:30:17.393755 End time: 2024-08-21 03:30:41.291228 2024-08-21 03:30:41 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:30:41 INFO tclean::::casa ########################################## 2024-08-21 03:30:41 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:30:41 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:30:41 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:30:41 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:30:41 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:30:41 2024****** 2024-08-21 03:30:41 INFO ImageFitter::fit+ 2024-08-21 03:30:41 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:30:41 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:30:41 INFO ImageFitter::fit+ --- region: 2024-08-21 03:30:41 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:30:41 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:30:41 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:30:41 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:30:41 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:30:41 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:30:41 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:30:41 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:30:41 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:30:41 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:30:41 INFO imstat::::casa ########################################## 2024-08-21 03:30:41 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:30:41 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:30:41 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:30:41 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:30:41 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:30:41 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:30:41 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:30:41 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:30:41 INFO imstat:::: Values --- 2024-08-21 03:30:41 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:30:41 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:30:41 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:30:41 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam 2024-08-21 03:30:41 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:30:41 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-08-21 03:30:41 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:30:41 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-08-21 03:30:41 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:30:41 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:30:41 INFO imstat:::: Statistics --- 2024-08-21 03:30:41 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:30:41 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:30:41 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:30:41 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:30:41 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam 2024-08-21 03:30:41 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam 2024-08-21 03:30:41 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam 2024-08-21 03:30:41 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam 2024-08-21 03:30:41 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:30:41 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777732e-05 4.999996e+00 2024-08-21 03:30:41 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:30:41.380877 End time: 2024-08-21 03:30:41.411956 2024-08-21 03:30:41 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:30:41 INFO imstat::::casa ########################################## 2024-08-21 03:30:41 INFO phaseshift::::casa ########################################## 2024-08-21 03:30:41 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:30:41 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 0.697578292rad' ) 2024-08-21 03:30:41 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:30:41 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:30:41 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:30:41 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:30:41 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:30:41 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:30:41 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:30:41 INFO MSTransformManager::open Select data 2024-08-21 03:30:41 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:30:45 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 0.697578292rad successfully parsed 2024-08-21 03:30:45 INFO phaseshift::::casa Shift phase center 2024-08-21 03:30:46 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:30:41.430388 End time: 2024-08-21 03:30:46.225208 2024-08-21 03:30:46 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:30:46 INFO phaseshift::::casa ########################################## 2024-08-21 03:30:46 INFO tclean::::casa ########################################## 2024-08-21 03:30:46 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:30:46 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:30:46 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:30:46 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:30:46 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:30:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:30:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:30:46 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:30:46 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:30:46 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:30:46 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:30:46 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:30:46 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:30:46 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:30:48 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:30:48 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020098 2024-08-21 03:30:48 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:30:48 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:30:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:30:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:30:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:30:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:30:50 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:30:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:30:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:30:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:30:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:30:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:30:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:30:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:30:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:30:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:30:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:30:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:30:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:30:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:30:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:30:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:30:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:30:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:30:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:30:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:30:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:30:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:30:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:30:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:30:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:30:56 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:30:56 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:30:56 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:30:57 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:30:57 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:30:58 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:30:46.296553 End time: 2024-08-21 03:30:58.385931 2024-08-21 03:30:58 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:30:58 INFO tclean::::casa ########################################## 2024-08-21 03:30:58 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:30:58 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:30:58 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:30:58 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:30:58 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:30:58 2024****** 2024-08-21 03:30:58 INFO ImageFitter::fit+ 2024-08-21 03:30:58 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:30:58 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:30:58 INFO ImageFitter::fit+ --- region: 2024-08-21 03:30:58 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:30:58 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:30:58 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:30:58 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:30:58 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:30:58 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:30:58 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:30:58 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:30:58 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:30:58 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:30:58 INFO imstat::::casa ########################################## 2024-08-21 03:30:58 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:30:58 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:30:58 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:30:58 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:30:58 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:30:58 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:30:58 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:30:58 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:30:58 INFO imstat:::: Values --- 2024-08-21 03:30:58 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:30:58 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:30:58 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:30:58 INFO imstat:::: -- minimum value [min]: -7.7781e-05 Jy/beam 2024-08-21 03:30:58 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:30:58 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:30:58 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:30:58 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:30:58 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:30:58 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:30:58 INFO imstat:::: Statistics --- 2024-08-21 03:30:58 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:30:58 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:30:58 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:30:58 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:30:58 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam 2024-08-21 03:30:58 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73593e-05 Jy/beam 2024-08-21 03:30:58 INFO imstat:::: -- IQR [quartile]: 3.56161e-05 Jy/beam 2024-08-21 03:30:58 INFO imstat:::: -- First quartile [q1]: -3.45125e-05 Jy/beam 2024-08-21 03:30:58 INFO imstat:::: -- Third quartile [q3]: 1.10364e-06 Jy/beam 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:30:58 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778104e-05 4.999996e+00 2024-08-21 03:30:58 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:30:58.461381 End time: 2024-08-21 03:30:58.489315 2024-08-21 03:30:58 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:30:58 INFO imstat::::casa ########################################## 2024-08-21 03:30:59 INFO phaseshift::::casa ########################################## 2024-08-21 03:30:59 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:30:59 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 39d58m05.8512' ) 2024-08-21 03:30:59 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:30:59 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:30:59 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:30:59 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:30:59 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:30:59 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:30:59 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:30:59 INFO MSTransformManager::open Select data 2024-08-21 03:30:59 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:31:00 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39d58m05.8512 successfully parsed 2024-08-21 03:31:00 INFO phaseshift::::casa Shift phase center 2024-08-21 03:31:01 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:30:58.515312 End time: 2024-08-21 03:31:00.691794 2024-08-21 03:31:01 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:31:01 INFO phaseshift::::casa ########################################## 2024-08-21 03:31:01 INFO tclean::::casa ########################################## 2024-08-21 03:31:01 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:31:01 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:31:01 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:31:01 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:31:01 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:31:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:31:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:31:01 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:31:01 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:31:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:31:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:31:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:31:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:31:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:31:03 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:31:03 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027438 2024-08-21 03:31:03 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:31:03 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:31:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:31:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:31:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:31:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:31:04 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:31:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:31:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:31:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:31:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:31:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:31:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:31:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:31:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:31:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:31:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:31:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:31:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:31:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:31:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:31:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:31:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:31:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:31:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:31:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:31:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:31:09 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:31:09 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:31:09 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:31:09 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:31:10 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:31:10 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:31:00.760459 End time: 2024-08-21 03:31:10.455422 2024-08-21 03:31:10 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:31:10 INFO tclean::::casa ########################################## 2024-08-21 03:31:10 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:31:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:31:10 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:31:10 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:31:10 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:31:10 2024****** 2024-08-21 03:31:10 INFO ImageFitter::fit+ 2024-08-21 03:31:10 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:31:10 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:31:10 INFO ImageFitter::fit+ --- region: 2024-08-21 03:31:10 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:31:10 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:31:10 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:31:10 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:31:10 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:31:10 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:31:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:31:10 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:31:10 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:31:10 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:31:11 INFO imstat::::casa ########################################## 2024-08-21 03:31:11 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:31:11 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:31:11 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:31:11 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:31:11 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:31:11 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:31:11 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:31:11 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:31:11 INFO imstat:::: Values --- 2024-08-21 03:31:11 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:31:11 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:31:11 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:31:11 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-08-21 03:31:11 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:31:11 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:31:11 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:31:11 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:31:11 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:31:11 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:31:11 INFO imstat:::: Statistics --- 2024-08-21 03:31:11 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:31:11 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:31:11 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:31:11 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:31:11 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-08-21 03:31:11 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-08-21 03:31:11 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-08-21 03:31:11 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-08-21 03:31:11 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:31:11 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778264e-05 4.999996e+00 2024-08-21 03:31:11 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:31:10.503336 End time: 2024-08-21 03:31:10.525887 2024-08-21 03:31:11 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:31:11 INFO imstat::::casa ########################################## 2024-08-21 03:31:11 INFO phaseshift::::casa ########################################## 2024-08-21 03:31:11 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:31:11 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 02:39:52.3901' ) 2024-08-21 03:31:11 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:31:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:31:11 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:31:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:31:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:31:11 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:31:11 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:31:11 INFO MSTransformManager::open Select data 2024-08-21 03:31:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:31:13 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 02:39:52.3901 successfully parsed 2024-08-21 03:31:13 INFO phaseshift::::casa Shift phase center 2024-08-21 03:31:14 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:31:10.539944 End time: 2024-08-21 03:31:14.101649 2024-08-21 03:31:14 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:31:14 INFO phaseshift::::casa ########################################## 2024-08-21 03:31:14 INFO tclean::::casa ########################################## 2024-08-21 03:31:14 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:31:14 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:31:14 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:31:14 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:31:14 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:31:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:31:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:31:14 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:31:14 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:31:14 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:31:14 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:31:14 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:31:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:31:14 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:31:15 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:31:16 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027497 2024-08-21 03:31:16 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:31:16 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:31:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:31:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:31:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:31:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:31:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:31:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:31:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:31:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:31:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:31:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:31:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:31:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:31:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:31:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:31:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:31:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:31:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:31:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:31:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:31:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:31:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:31:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:31:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:31:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:31:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:31:22 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:31:22 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:31:22 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:31:22 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:31:23 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:31:23 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:31:14.141368 End time: 2024-08-21 03:31:23.328866 2024-08-21 03:31:23 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:31:23 INFO tclean::::casa ########################################## 2024-08-21 03:31:23 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:31:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:31:23 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:31:23 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:31:23 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:31:23 2024****** 2024-08-21 03:31:23 INFO ImageFitter::fit+ 2024-08-21 03:31:23 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:31:23 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:31:23 INFO ImageFitter::fit+ --- region: 2024-08-21 03:31:23 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:31:23 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:31:23 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:31:23 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:31:23 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:31:23 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:31:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:31:23 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:31:23 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:31:23 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:31:23 INFO imstat::::casa ########################################## 2024-08-21 03:31:23 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:31:23 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:31:23 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:31:23 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:31:23 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:31:23 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:31:23 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:31:23 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz) 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-08-21 03:31:23 INFO imstat:::: Values --- 2024-08-21 03:31:23 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:31:23 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:31:23 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:31:23 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam 2024-08-21 03:31:23 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:31:23 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:31:23 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:31:23 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:31:23 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:31:23 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:31:23 INFO imstat:::: Statistics --- 2024-08-21 03:31:23 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:31:23 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:31:23 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:31:23 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:31:23 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam 2024-08-21 03:31:23 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam 2024-08-21 03:31:23 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam 2024-08-21 03:31:23 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam 2024-08-21 03:31:23 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:31:23 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.782251e-05 4.999996e+00 2024-08-21 03:31:23 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:31:23.406219 End time: 2024-08-21 03:31:23.434522 2024-08-21 03:31:23 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:31:23 INFO imstat::::casa ########################################## 2024-08-21 03:31:23 INFO phaseshift::::casa ########################################## 2024-08-21 03:31:23 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:31:23 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 39.968292000deg' ) 2024-08-21 03:31:23 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:31:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:31:23 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:31:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:31:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:31:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:31:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:31:23 INFO MSTransformManager::open Select data 2024-08-21 03:31:23 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:31:25 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39.968292000deg successfully parsed 2024-08-21 03:31:25 INFO phaseshift::::casa Shift phase center 2024-08-21 03:31:26 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:31:23.451817 End time: 2024-08-21 03:31:26.182631 2024-08-21 03:31:26 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:31:26 INFO phaseshift::::casa ########################################## 2024-08-21 03:31:26 INFO tclean::::casa ########################################## 2024-08-21 03:31:26 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:31:26 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:31:26 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:31:26 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:31:26 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:31:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:31:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:31:26 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:31:26 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:31:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:31:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:31:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:31:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:31:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:31:27 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:31:27 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028681 2024-08-21 03:31:27 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:31:27 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:31:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:31:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:31:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:31:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:31:29 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:31:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:31:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:31:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:31:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:31:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:31:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:31:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:31:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:31:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:31:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:31:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:31:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:31:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:31:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:31:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:31:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:31:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:31:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:31:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:31:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:31:35 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:31:35 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:31:35 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:31:36 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:31:36 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:31:38 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:31:26.235498 End time: 2024-08-21 03:31:38.376090 2024-08-21 03:31:38 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:31:38 INFO tclean::::casa ########################################## 2024-08-21 03:31:38 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:31:38 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:31:38 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:31:38 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:31:38 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:31:38 2024****** 2024-08-21 03:31:38 INFO ImageFitter::fit+ 2024-08-21 03:31:38 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:31:38 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:31:38 INFO ImageFitter::fit+ --- region: 2024-08-21 03:31:38 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:31:38 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:31:38 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:31:38 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:31:38 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:31:38 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:31:38 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:31:38 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:31:38 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:31:38 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:31:38 INFO imstat::::casa ########################################## 2024-08-21 03:31:38 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:31:38 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:31:38 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:31:38 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:31:38 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:31:38 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:31:38 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:31:38 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:31:38 INFO imstat:::: Values --- 2024-08-21 03:31:38 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:31:38 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:31:38 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:31:38 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-08-21 03:31:38 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:31:38 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:31:38 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:31:38 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:31:38 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:31:38 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:31:38 INFO imstat:::: Statistics --- 2024-08-21 03:31:38 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:31:38 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:31:38 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:31:38 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:31:38 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-08-21 03:31:38 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-08-21 03:31:38 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-08-21 03:31:38 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-08-21 03:31:38 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:31:38 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778264e-05 4.999996e+00 2024-08-21 03:31:39 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:31:38.451202 End time: 2024-08-21 03:31:38.498402 2024-08-21 03:31:39 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:31:39 INFO imstat::::casa ########################################## 2024-08-21 03:31:39 INFO phaseshift::::casa ########################################## 2024-08-21 03:31:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:31:39 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 0.697578292rad' ) 2024-08-21 03:31:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:31:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:31:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:31:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:31:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:31:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:31:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:31:39 INFO MSTransformManager::open Select data 2024-08-21 03:31:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:31:41 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 0.697578292rad successfully parsed 2024-08-21 03:31:41 INFO phaseshift::::casa Shift phase center 2024-08-21 03:31:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:31:38.526149 End time: 2024-08-21 03:31:42.988550 2024-08-21 03:31:43 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:31:43 INFO phaseshift::::casa ########################################## 2024-08-21 03:31:43 INFO tclean::::casa ########################################## 2024-08-21 03:31:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:31:43 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:31:43 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:31:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:31:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:31:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:31:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:31:43 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:31:43 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:31:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:31:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:31:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:31:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:31:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:31:45 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:31:45 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027455 2024-08-21 03:31:45 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:31:45 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:31:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:31:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:31:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:31:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:31:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:31:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:31:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:31:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:31:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:31:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:31:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:31:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:31:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:31:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:31:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:31:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:31:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:31:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:31:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:31:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:31:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:31:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:31:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:31:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:31:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:31:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:31:54 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:31:54 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:31:54 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:31:55 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:31:55 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:31:56 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:31:43.059751 End time: 2024-08-21 03:31:55.976682 2024-08-21 03:31:56 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:31:56 INFO tclean::::casa ########################################## 2024-08-21 03:31:56 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:31:56 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:31:56 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:31:56 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:31:56 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:31:56 2024****** 2024-08-21 03:31:56 INFO ImageFitter::fit+ 2024-08-21 03:31:56 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:31:56 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:31:56 INFO ImageFitter::fit+ --- region: 2024-08-21 03:31:56 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:31:56 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:31:56 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:31:56 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:31:56 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:31:56 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:31:56 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:31:56 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:31:56 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:31:56 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:31:56 INFO imstat::::casa ########################################## 2024-08-21 03:31:56 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:31:56 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:31:56 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:31:56 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:31:56 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:31:56 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:31:56 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:31:56 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:31:56 INFO imstat:::: Values --- 2024-08-21 03:31:56 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:31:56 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:31:56 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:31:56 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam 2024-08-21 03:31:56 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:31:56 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:31:56 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:31:56 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:31:56 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:31:56 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:31:56 INFO imstat:::: Statistics --- 2024-08-21 03:31:56 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:31:56 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:31:56 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:31:56 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:31:56 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam 2024-08-21 03:31:56 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam 2024-08-21 03:31:56 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam 2024-08-21 03:31:56 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam 2024-08-21 03:31:56 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:31:56 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778897e-05 4.999996e+00 2024-08-21 03:31:56 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:31:56.062307 End time: 2024-08-21 03:31:56.090995 2024-08-21 03:31:56 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:31:56 INFO imstat::::casa ########################################## 2024-08-21 03:31:56 INFO phaseshift::::casa ########################################## 2024-08-21 03:31:56 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:31:56 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 39d58m05.8512' ) 2024-08-21 03:31:56 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:31:56 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:31:56 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:31:56 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:31:56 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:31:56 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:31:56 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:31:56 INFO MSTransformManager::open Select data 2024-08-21 03:31:56 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:32:00 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39d58m05.8512 successfully parsed 2024-08-21 03:32:00 INFO phaseshift::::casa Shift phase center 2024-08-21 03:32:01 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:31:56.108330 End time: 2024-08-21 03:32:00.941206 2024-08-21 03:32:01 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:32:01 INFO phaseshift::::casa ########################################## 2024-08-21 03:32:01 INFO tclean::::casa ########################################## 2024-08-21 03:32:01 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:32:01 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:32:01 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:32:01 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:32:01 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:32:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:32:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:32:01 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:32:01 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:32:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:32:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:32:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:32:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:32:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:32:03 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:32:03 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026086 2024-08-21 03:32:03 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:32:03 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:32:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:32:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:32:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:32:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:32:06 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:32:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:32:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:32:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:32:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:32:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:32:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:32:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:32:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:32:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:32:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:32:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:32:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:32:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:32:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:32:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:32:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:32:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:32:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:32:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:32:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:32:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:32:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:32:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:32:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:32:14 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:32:14 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:32:14 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:32:15 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:32:15 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:32:17 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:32:00.985562 End time: 2024-08-21 03:32:16.640500 2024-08-21 03:32:17 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:32:17 INFO tclean::::casa ########################################## 2024-08-21 03:32:17 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:32:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:32:17 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:32:17 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:32:17 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:32:17 2024****** 2024-08-21 03:32:17 INFO ImageFitter::fit+ 2024-08-21 03:32:17 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:32:17 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:32:17 INFO ImageFitter::fit+ --- region: 2024-08-21 03:32:17 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:32:17 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:32:17 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:32:17 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:32:17 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:32:17 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:32:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:32:17 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:32:17 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:32:17 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:32:17 INFO imstat::::casa ########################################## 2024-08-21 03:32:17 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:32:17 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:32:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:32:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:32:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:32:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:32:17 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:32:17 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:32:17 INFO imstat:::: Values --- 2024-08-21 03:32:17 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:32:17 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:32:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:32:17 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam 2024-08-21 03:32:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:32:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:32:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:32:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:32:17 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:32:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:32:17 INFO imstat:::: Statistics --- 2024-08-21 03:32:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:32:17 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:32:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:32:17 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:32:17 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam 2024-08-21 03:32:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam 2024-08-21 03:32:17 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam 2024-08-21 03:32:17 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam 2024-08-21 03:32:17 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:32:17 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778534e-05 4.999996e+00 2024-08-21 03:32:17 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:32:16.729340 End time: 2024-08-21 03:32:16.767918 2024-08-21 03:32:17 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:32:17 INFO imstat::::casa ########################################## 2024-08-21 03:32:17 INFO phaseshift::::casa ########################################## 2024-08-21 03:32:17 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:32:17 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 02:39:52.3901' ) 2024-08-21 03:32:17 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:32:17 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:32:17 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:32:17 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:32:17 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:32:17 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:32:17 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:32:17 INFO MSTransformManager::open Select data 2024-08-21 03:32:17 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-08-21 03:32:19 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 02:39:52.3901 successfully parsed 2024-08-21 03:32:19 INFO phaseshift::::casa Shift phase center 2024-08-21 03:32:20 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:32:16.795724 End time: 2024-08-21 03:32:20.166843 2024-08-21 03:32:20 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:32:20 INFO phaseshift::::casa ########################################## 2024-08-21 03:32:20 INFO tclean::::casa ########################################## 2024-08-21 03:32:20 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:32:20 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:32:20 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:32:20 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:32:20 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:32:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:32:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:32:20 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:32:20 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:32:20 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:32:20 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:32:20 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:32:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:32:20 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:32:21 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:32:21 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029732 2024-08-21 03:32:21 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:32:21 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:32:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:32:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:32:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:32:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:32:25 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:32:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:32:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:32:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:32:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:32:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:32:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:32:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:32:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:32:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:32:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:32:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:32:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:32:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:32:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:32:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:32:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:32:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:32:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:32:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:32:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-08-21 03:32:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:32:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:32:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:32:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:32:32 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:32:32 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:32:32 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:32:33 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:32:33 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:32:35 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:32:20.233613 End time: 2024-08-21 03:32:34.807895 2024-08-21 03:32:35 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:32:35 INFO tclean::::casa ########################################## 2024-08-21 03:32:35 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:32:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:32:35 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:32:35 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:32:35 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:32:35 2024****** 2024-08-21 03:32:35 INFO ImageFitter::fit+ 2024-08-21 03:32:35 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:32:35 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:32:35 INFO ImageFitter::fit+ --- region: 2024-08-21 03:32:35 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:32:35 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:32:35 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:32:35 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:32:35 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:32:35 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:32:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:32:35 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:32:35 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116885 Jy 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126501 Jy 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:32:35 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:32:35 INFO imstat::::casa ########################################## 2024-08-21 03:32:35 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:32:35 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:32:35 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:32:35 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:32:35 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:32:35 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:32:35 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:32:35 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz) 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-08-21 03:32:35 INFO imstat:::: Values --- 2024-08-21 03:32:35 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:32:35 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:32:35 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:32:35 INFO imstat:::: -- minimum value [min]: -7.78268e-05 Jy/beam 2024-08-21 03:32:35 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:32:35 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:32:35 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:32:35 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:32:35 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:32:35 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:32:35 INFO imstat:::: Statistics --- 2024-08-21 03:32:35 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:32:35 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:32:35 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:32:35 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:32:35 INFO imstat:::: -- Median of the pixel values [median]: -1.8675e-05 Jy/beam 2024-08-21 03:32:35 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73782e-05 Jy/beam 2024-08-21 03:32:35 INFO imstat:::: -- IQR [quartile]: 3.56598e-05 Jy/beam 2024-08-21 03:32:35 INFO imstat:::: -- First quartile [q1]: -3.45364e-05 Jy/beam 2024-08-21 03:32:35 INFO imstat:::: -- Third quartile [q3]: 1.12335e-06 Jy/beam 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:32:35 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.782676e-05 4.999996e+00 2024-08-21 03:32:35 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:32:34.887942 End time: 2024-08-21 03:32:34.917045 2024-08-21 03:32:35 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:32:35 INFO imstat::::casa ########################################## 2024-08-21 03:32:35 INFO phaseshift::::casa ########################################## 2024-08-21 03:32:35 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:32:35 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 39.968292000deg' ) 2024-08-21 03:32:35 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:32:35 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:32:35 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:32:35 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:32:35 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:32:35 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:32:35 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:32:35 INFO MSTransformManager::open Select data 2024-08-21 03:32:35 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:32:38 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39.968292000deg successfully parsed 2024-08-21 03:32:38 INFO phaseshift::::casa Shift phase center 2024-08-21 03:32:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:32:34.934818 End time: 2024-08-21 03:32:38.644016 2024-08-21 03:32:39 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:32:39 INFO phaseshift::::casa ########################################## 2024-08-21 03:32:39 INFO tclean::::casa ########################################## 2024-08-21 03:32:39 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:32:39 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:32:39 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:32:39 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:32:39 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:32:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:32:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:32:39 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:32:39 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:32:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:32:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:32:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:32:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:32:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:32:40 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:32:40 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024962 2024-08-21 03:32:40 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:32:40 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:32:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:32:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:32:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:32:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:32:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:32:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:32:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:32:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:32:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:32:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:32:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:32:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:32:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:32:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:32:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:32:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:32:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:32:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:32:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:32:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:32:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:32:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:32:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:32:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:32:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:32:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:32:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:32:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:32:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:32:49 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:32:49 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:32:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:32:50 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:32:50 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:32:52 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:32:38.715401 End time: 2024-08-21 03:32:51.885836 2024-08-21 03:32:52 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:32:52 INFO tclean::::casa ########################################## 2024-08-21 03:32:52 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:32:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:32:52 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:32:52 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:32:52 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:32:52 2024****** 2024-08-21 03:32:52 INFO ImageFitter::fit+ 2024-08-21 03:32:52 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:32:52 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:32:52 INFO ImageFitter::fit+ --- region: 2024-08-21 03:32:52 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:32:52 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:32:52 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:32:52 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:32:52 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:32:52 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:32:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:32:52 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:32:52 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:32:52 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:32:52 INFO imstat::::casa ########################################## 2024-08-21 03:32:52 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:32:52 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:32:52 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:32:52 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:32:52 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:32:52 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:32:52 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:32:52 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:32:52 INFO imstat:::: Values --- 2024-08-21 03:32:52 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:32:52 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:32:52 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:32:52 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam 2024-08-21 03:32:52 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:32:52 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:32:52 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:32:52 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:32:52 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:32:52 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:32:52 INFO imstat:::: Statistics --- 2024-08-21 03:32:52 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:32:52 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:32:52 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:32:52 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:32:52 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam 2024-08-21 03:32:52 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam 2024-08-21 03:32:52 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam 2024-08-21 03:32:52 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam 2024-08-21 03:32:52 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:32:52 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778534e-05 4.999996e+00 2024-08-21 03:32:52 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:32:51.978386 End time: 2024-08-21 03:32:52.041902 2024-08-21 03:32:52 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:32:52 INFO imstat::::casa ########################################## 2024-08-21 03:32:52 INFO phaseshift::::casa ########################################## 2024-08-21 03:32:52 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-08-21 03:32:52 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 0.697578292rad' ) 2024-08-21 03:32:52 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-08-21 03:32:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-08-21 03:32:52 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-08-21 03:32:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-08-21 03:32:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-08-21 03:32:52 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-08-21 03:32:52 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-08-21 03:32:52 INFO MSTransformManager::open Select data 2024-08-21 03:32:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-08-21 03:32:56 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 0.697578292rad successfully parsed 2024-08-21 03:32:56 INFO phaseshift::::casa Shift phase center 2024-08-21 03:32:57 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-08-21 03:32:52.085454 End time: 2024-08-21 03:32:57.180023 2024-08-21 03:32:57 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-08-21 03:32:57 INFO phaseshift::::casa ########################################## 2024-08-21 03:32:57 INFO tclean::::casa ########################################## 2024-08-21 03:32:57 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-08-21 03:32:57 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-08-21 03:32:57 INFO tclean::::casa Verifying Input Parameters 2024-08-21 03:32:57 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-08-21 03:32:57 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-08-21 03:32:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:32:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-08-21 03:32:57 INFO SynthesisImagerVi2::defineImage Impars: start 2024-08-21 03:32:57 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-08-21 03:32:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-08-21 03:32:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.79 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-08-21 03:32:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-08-21 03:32:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-08-21 03:32:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-08-21 03:32:59 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-08-21 03:32:59 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029921 2024-08-21 03:32:59 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:32:59 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-08-21 03:33:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-08-21 03:33:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:33:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-08-21 03:33:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-08-21 03:33:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-08-21 03:33:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:33:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-08-21 03:33:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-08-21 03:33:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-08-21 03:33:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-08-21 03:33:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-08-21 03:33:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:33:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-08-21 03:33:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-08-21 03:33:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-08-21 03:33:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-08-21 03:33:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-08-21 03:33:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:33:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-08-21 03:33:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-08-21 03:33:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-08-21 03:33:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-08-21 03:33:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-08-21 03:33:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-08-21 03:33:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-08-21 03:33:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-08-21 03:33:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-08-21 03:33:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-08-21 03:33:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-08-21 03:33:11 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-08-21 03:33:11 INFO tclean::::casa getSummary call: fullsummary=False 2024-08-21 03:33:11 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-08-21 03:33:13 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-08-21 03:33:13 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-08-21 03:33:17 INFO tclean::::casa Task tclean complete. Start time: 2024-08-21 03:32:57.249750 End time: 2024-08-21 03:33:17.250579 2024-08-21 03:33:17 INFO tclean::::casa ##### End Task: tclean ##### 2024-08-21 03:33:17 INFO tclean::::casa ########################################## 2024-08-21 03:33:17 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-08-21 03:33:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:33:17 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-08-21 03:33:17 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-08-21 03:33:17 INFO ImageFitter::fit ****** Fit performed at Wed Aug 21 03:33:17 2024****** 2024-08-21 03:33:17 INFO ImageFitter::fit+ 2024-08-21 03:33:17 INFO ImageFitter::fit+ Input parameters --- 2024-08-21 03:33:17 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-08-21 03:33:17 INFO ImageFitter::fit+ --- region: 2024-08-21 03:33:17 INFO ImageFitter::fit+ --- channel: 0 2024-08-21 03:33:17 INFO ImageFitter::fit+ --- stokes: I 2024-08-21 03:33:17 INFO ImageFitter::fit+ --- mask: 2024-08-21 03:33:17 INFO ImageFitter::fit+ --- include pixel range: [] 2024-08-21 03:33:17 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-08-21 03:33:17 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-08-21 03:33:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:33:17 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-08-21 03:33:17 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ Position --- 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ Flux --- 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-08-21 03:33:17 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-08-21 03:33:17 INFO imstat::::casa ########################################## 2024-08-21 03:33:17 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-08-21 03:33:17 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-08-21 03:33:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-08-21 03:33:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-08-21 03:33:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-08-21 03:33:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-08-21 03:33:17 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-08-21 03:33:17 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-08-21 03:33:17 INFO imstat:::: Values --- 2024-08-21 03:33:17 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-08-21 03:33:17 INFO imstat:::: -- number of points [npts]: 65536 2024-08-21 03:33:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-08-21 03:33:17 INFO imstat:::: -- minimum value [min]: -7.77956e-05 Jy/beam 2024-08-21 03:33:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-08-21 03:33:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-08-21 03:33:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-08-21 03:33:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-08-21 03:33:17 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-08-21 03:33:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-08-21 03:33:17 INFO imstat:::: Statistics --- 2024-08-21 03:33:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-08-21 03:33:17 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-08-21 03:33:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-08-21 03:33:17 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-08-21 03:33:17 INFO imstat:::: -- Median of the pixel values [median]: -1.86648e-05 Jy/beam 2024-08-21 03:33:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73536e-05 Jy/beam 2024-08-21 03:33:17 INFO imstat:::: -- IQR [quartile]: 3.5639e-05 Jy/beam 2024-08-21 03:33:17 INFO imstat:::: -- First quartile [q1]: -3.45152e-05 Jy/beam 2024-08-21 03:33:17 INFO imstat:::: -- Third quartile [q3]: 1.12373e-06 Jy/beam 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-08-21 03:33:17 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.779562e-05 4.999996e+00 2024-08-21 03:33:17 INFO imstat::::casa Task imstat complete. Start time: 2024-08-21 03:33:17.331856 End time: 2024-08-21 03:33:17.362443 2024-08-21 03:33:17 INFO imstat::::casa ##### End Task: imstat ##### 2024-08-21 03:33:17 INFO imstat::::casa ########################################## Using user configuration file /home/casatest/.casa/config.py Using matplotlib backend: agg CASA 6.6.5.23a14426.dev1 -- Common Astronomy Software Applications [6.6.5.23a14426.dev1] Image value at source locations Original MS : {'unit': 'Jy/beam', 'value': 1.0387226343154907} and {'unit': 'Jy/beam', 'value': 5.590171813964844} Phase shifted MS : {'unit': 'Jy/beam', 'value': 1.038696050643921} and {'unit': 'Jy/beam', 'value': 5.589254856109619} Running tests... ---------------------------------------------------------------------- ............. ---------------------------------------------------------------------- Ran 13 tests in 1659.357s OK Generating XML reports...