2024-05-17 03:13:52 INFO ::casa Using user configuration file /home/casatest/.casa/config.py 2024-05-17 03:13:52 INFO ::casa loaded config file : /wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casaconfig/config.py 2024-05-17 03:13:52 INFO ::casa loaded config file : /home/casatest/.casa/config.py 2024-05-17 03:13:52 INFO ::casa 2024-05-17 03:13:52 INFO ::casa config values 2024-05-17 03:13:52 INFO ::casa agg = False 2024-05-17 03:13:52 INFO ::casa cachedir = '/home/casatest/.casa' 2024-05-17 03:13:52 INFO ::casa casaconfig_verbose = 1 2024-05-17 03:13:52 INFO ::casa colors = 'Neutral' 2024-05-17 03:13:52 INFO ::casa data_auto_update = False 2024-05-17 03:13:52 INFO ::casa datapath = ['/opt/casa/data/master', '/opt/casa/data/casatestdata'] 2024-05-17 03:13:52 INFO ::casa iplog = False 2024-05-17 03:13:52 INFO ::casa iplogfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/ipython-20240517-031349.log' 2024-05-17 03:13:52 INFO ::casa log2term = True 2024-05-17 03:13:52 INFO ::casa logfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/casa-20240517-031349.log' 2024-05-17 03:13:52 INFO ::casa measures_auto_update = False 2024-05-17 03:13:52 INFO ::casa measurespath = '/opt/casa/data/master' 2024-05-17 03:13:52 INFO ::casa nogui = False 2024-05-17 03:13:52 INFO ::casa nologfile = False 2024-05-17 03:13:52 INFO ::casa nologger = True 2024-05-17 03:13:52 INFO ::casa pipeline = False 2024-05-17 03:13:52 INFO ::casa startupfile = '/home/casatest/.casa/startup.py' 2024-05-17 03:13:52 INFO ::casa user_site = False 2024-05-17 03:13:52 INFO ::casa 2024-05-17 03:13:52 INFO ::casa casarundata version is unknown, this is probably a legacy version not installed by casaconfig 2024-05-17 03:13:52 INFO ::casa measures version is unknown, this is probably a legacy version not installed by casaconfig 2024-05-17 03:13:52 INFO ::casa 2024-05-17 03:13:52 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic 2024-05-17 03:13:52 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2024/04/13/15:00, 2024/03/14/00:00:00 2024-05-17 03:13:52 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2024/04/13/15:00, 2024/03/14/00:00:00 2024-05-17 03:13:52 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2024/05/16/15:00, 2024/08/14/00:00:00 2024-05-17 03:13:52 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2024/04/22/15:00, 2017/01/01/00:00:00 2024-05-17 03:13:53 INFO phaseshift::::casa ########################################## 2024-05-17 03:13:53 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:13:53 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' ) 2024-05-17 03:13:53 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-05-17 03:13:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:13:53 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-05-17 03:13:53 INFO MSTransformManager::parseDataSelParams array selection is 1 2024-05-17 03:13:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:13:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:13:53 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [1] 2024-05-17 03:13:53 INFO MSTransformManager::open Select data 2024-05-17 03:13:53 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:13:53 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows. 2024-05-17 03:13:53 INFO name:: No table opened. 2024-05-17 03:13:53 INFO name:: No table opened. 2024-05-17 03:13:53 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows. 2024-05-17 03:13:53 INFO phaseshift::::casa Traceback (most recent call last): 2024-05-17 03:13:53 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift 2024-05-17 03:13:53 INFO phaseshift::::casa+ mtlocal.open() 2024-05-17 03:13:53 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-05-17 03:13:53 INFO phaseshift::::casa+ return self._swigobj.open() 2024-05-17 03:13:53 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-05-17 03:13:53 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-05-17 03:13:53 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-05-17 03:13:53 INFO phaseshift::::casa+ 2024-05-17 03:13:53 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-05-17 03:13:53 INFO phaseshift::::casa+ 2024-05-17 03:13:53 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-05-17 03:13:53 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-05-17 03:13:53 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'] ) 2024-05-17 03:13:53 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift 2024-05-17 03:13:53 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-05-17 03:13:53 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-05-17 03:13:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:13:53.255729 End time: 2024-05-17 03:13:53.301857 2024-05-17 03:13:53 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:13:53 INFO phaseshift::::casa ########################################## 2024-05-17 03:13:53 INFO phaseshift::::casa ########################################## 2024-05-17 03:13:53 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:13:53 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' ) 2024-05-17 03:13:53 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-05-17 03:13:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:13:53 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-05-17 03:13:53 INFO MSTransformManager::parseDataSelParams array selection is 0 2024-05-17 03:13:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:13:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:13:53 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [0] 2024-05-17 03:13:53 INFO MSTransformManager::open Select data 2024-05-17 03:13:53 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:13:56 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-05-17 03:13:56 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-05-17 03:13:58 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-05-17 03:13:58 INFO phaseshift::::casa Shift phase center 2024-05-17 03:13:59 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:13:53.303026 End time: 2024-05-17 03:13:59.436548 2024-05-17 03:13:59 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:13:59 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:00 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:00 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:14:00 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' ) 2024-05-17 03:14:00 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-05-17 03:14:00 INFO MSTransformManager::parseMsSpecParams Data column is MODEL 2024-05-17 03:14:00 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-05-17 03:14:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:14:00 WARN MSTransformManager::checkDataColumnsToFill MODEL_DATA column requested but not available in input MS 2024-05-17 03:14:00 INFO MSTransformManager::open Select data 2024-05-17 03:14:00 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:14:00 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). 2024-05-17 03:14:00 INFO name:: No table opened. 2024-05-17 03:14:00 INFO name:: No table opened. 2024-05-17 03:14:00 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). 2024-05-17 03:14:00 INFO phaseshift::::casa Traceback (most recent call last): 2024-05-17 03:14:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift 2024-05-17 03:14:00 INFO phaseshift::::casa+ mtlocal.open() 2024-05-17 03:14:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-05-17 03:14:00 INFO phaseshift::::casa+ return self._swigobj.open() 2024-05-17 03:14:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-05-17 03:14:00 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-05-17 03:14:00 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). 2024-05-17 03:14:00 INFO phaseshift::::casa+ 2024-05-17 03:14:00 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-05-17 03:14:00 INFO phaseshift::::casa+ 2024-05-17 03:14:00 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-05-17 03:14:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-05-17 03:14:00 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'] ) 2024-05-17 03:14:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift 2024-05-17 03:14:00 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-05-17 03:14:00 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). 2024-05-17 03:14:00 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:14:00.377709 End time: 2024-05-17 03:14:00.407791 2024-05-17 03:14:00 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:14:00 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:01 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:01 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:14:01 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' ) 2024-05-17 03:14:01 INFO MSTransformManager::parseMsSpecParams Input file name is Itziar_copy.ms 2024-05-17 03:14:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:14:01 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-05-17 03:14:01 INFO MSTransformManager::parseDataSelParams field selection is 2 2024-05-17 03:14:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:14:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:14:01 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:14:01 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:14:01 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [2] 2024-05-17 03:14:01 INFO MSTransformManager::open Select data 2024-05-17 03:14:01 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:14:01 INFO MSTransformDataHandler::makeSelection 6125 out of 245000 rows are going to be considered due to the selection criteria. 2024-05-17 03:14:04 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 00h00m01 -29d55m40 successfully parsed 2024-05-17 03:14:04 INFO phaseshift::::casa Shift phase center 2024-05-17 03:14:05 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:14:01.226175 End time: 2024-05-17 03:14:05.059054 2024-05-17 03:14:05 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:14:05 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:06 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:14:06 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' ) 2024-05-17 03:14:06 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-05-17 03:14:06 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:14:06 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-05-17 03:14:06 INFO MSTransformManager::parseDataSelParams scan intent selection is *FLUX* 2024-05-17 03:14:06 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:14:06 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:14:06 INFO MSTransformManager::initDataSelectionParams Selected Scans Intents Ids are [12] 2024-05-17 03:14:06 INFO MSTransformManager::open Select data 2024-05-17 03:14:06 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:14:06 INFO MSTransformDataHandler::makeSelection 570 out of 6270 rows are going to be considered due to the selection criteria. 2024-05-17 03:14:08 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-05-17 03:14:08 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-05-17 03:14:11 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-05-17 03:14:11 INFO phaseshift::::casa Shift phase center 2024-05-17 03:14:12 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:14:05.902239 End time: 2024-05-17 03:14:12.255598 2024-05-17 03:14:12 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:14:12 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:13 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:13 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:14:13 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' ) 2024-05-17 03:14:13 INFO MSTransformManager::parseMsSpecParams Input file name is mms_copy.mms 2024-05-17 03:14:13 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:14:13 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-05-17 03:14:13 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:14:13 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:14:13 INFO MSTransformManager::open Select data 2024-05-17 03:14:13 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:14:17 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 05h30m48 13d31m48 successfully parsed 2024-05-17 03:14:17 INFO phaseshift::::casa Shift phase center 2024-05-17 03:14:18 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:14:13.200356 End time: 2024-05-17 03:14:17.853599 2024-05-17 03:14:18 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:14:18 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:19 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:19 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:14:19 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' ) 2024-05-17 03:14:19 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-05-17 03:14:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:14:19 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-05-17 03:14:19 INFO MSTransformManager::parseDataSelParams observation selection is 1 2024-05-17 03:14:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:14:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:14:19 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are [] 2024-05-17 03:14:19 INFO MSTransformManager::open Select data 2024-05-17 03:14:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:14:19 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows. 2024-05-17 03:14:19 INFO name:: No table opened. 2024-05-17 03:14:19 INFO name:: No table opened. 2024-05-17 03:14:19 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows. 2024-05-17 03:14:19 INFO phaseshift::::casa Traceback (most recent call last): 2024-05-17 03:14:19 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift 2024-05-17 03:14:19 INFO phaseshift::::casa+ mtlocal.open() 2024-05-17 03:14:19 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-05-17 03:14:19 INFO phaseshift::::casa+ return self._swigobj.open() 2024-05-17 03:14:19 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-05-17 03:14:19 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-05-17 03:14:19 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-05-17 03:14:19 INFO phaseshift::::casa+ 2024-05-17 03:14:19 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-05-17 03:14:19 INFO phaseshift::::casa+ 2024-05-17 03:14:19 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-05-17 03:14:19 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-05-17 03:14:19 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'] ) 2024-05-17 03:14:19 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift 2024-05-17 03:14:19 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-05-17 03:14:19 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-05-17 03:14:19 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:14:18.800947 End time: 2024-05-17 03:14:18.840297 2024-05-17 03:14:19 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:14:19 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:19 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:19 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:14:19 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' ) 2024-05-17 03:14:19 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-05-17 03:14:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:14:19 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-05-17 03:14:19 INFO MSTransformManager::parseDataSelParams observation selection is 0 2024-05-17 03:14:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:14:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:14:19 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are [0] 2024-05-17 03:14:19 INFO MSTransformManager::open Select data 2024-05-17 03:14:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:14:21 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-05-17 03:14:21 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-05-17 03:14:24 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-05-17 03:14:24 INFO phaseshift::::casa Shift phase center 2024-05-17 03:14:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:14:18.841638 End time: 2024-05-17 03:14:24.981523 2024-05-17 03:14:25 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:14:25 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:26 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:26 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:14:26 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-05-17 03:14:26 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-05-17 03:14:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:14:26 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-05-17 03:14:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:14:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:14:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:14:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:14:26 INFO MSTransformManager::open Select data 2024-05-17 03:14:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:14:29 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-05-17 03:14:29 INFO phaseshift::::casa Shift phase center 2024-05-17 03:14:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:14:25.901985 End time: 2024-05-17 03:14:30.932957 2024-05-17 03:14:31 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:14:31 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:32 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:32 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:14:32 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='' ) 2024-05-17 03:14:32 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: phasecenter parameter must be specified 2024-05-17 03:14:32 INFO phaseshift::::casa Traceback (most recent call last): 2024-05-17 03:14:32 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-05-17 03:14:32 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'] ) 2024-05-17 03:14:32 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14349-1-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 30, in phaseshift 2024-05-17 03:14:32 INFO phaseshift::::casa+ raise ValueError('phasecenter parameter must be specified') 2024-05-17 03:14:32 INFO phaseshift::::casa+ ValueError: phasecenter parameter must be specified 2024-05-17 03:14:32 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:14:31.858027 End time: 2024-05-17 03:14:31.858818 2024-05-17 03:14:32 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:14:32 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:32 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:32 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:14:32 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' ) 2024-05-17 03:14:32 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-05-17 03:14:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:14:32 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-05-17 03:14:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:14:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:14:32 INFO MSTransformManager::open Select data 2024-05-17 03:14:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:14:34 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-05-17 03:14:34 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-05-17 03:14:37 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -08d23m35 successfully parsed 2024-05-17 03:14:37 INFO phaseshift::::casa Shift phase center 2024-05-17 03:14:38 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:14:31.860014 End time: 2024-05-17 03:14:38.293935 2024-05-17 03:14:38 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:14:38 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:39 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:14:39 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' ) 2024-05-17 03:14:39 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-05-17 03:14:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:14:39 INFO MSTransformManager::parseMsSpecParams Output file name is post_phaseshift.ms 2024-05-17 03:14:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:14:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:14:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:14:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:14:39 INFO MSTransformManager::open Select data 2024-05-17 03:14:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:14:42 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-05-17 03:14:42 INFO phaseshift::::casa Shift phase center 2024-05-17 03:14:44 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:14:39.285466 End time: 2024-05-17 03:14:44.457334 2024-05-17 03:14:44 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:14:44 INFO phaseshift::::casa ########################################## 2024-05-17 03:14:45 INFO tclean::::casa ########################################## 2024-05-17 03:14:45 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:14:45 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 ) 2024-05-17 03:14:45 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:14:45 INFO SynthesisImagerVi2::selectData MS : datacopy.ms | [Opened in readonly mode] 2024-05-17 03:14:45 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-05-17 03:14:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] : 2024-05-17 03:14:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] : 2024-05-17 03:14:45 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:14:45 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-05-17 03:14:45 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_pre] with ftmachine: wprojectft 2024-05-17 03:14:45 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:14:45 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:14:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_pre] : hogbom 2024-05-17 03:14:45 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:14:45 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-05-17 03:14:45 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-05-17 03:14:45 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-05-17 03:14:45 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-05-17 03:15:11 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 2024-05-17 03:15:11 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB 2024-05-17 03:15:13 INFO SIImageStore::calcSensitivity [im2_pre] Theoretical sensitivity (Jy/bm):0.00204403 2024-05-17 03:15:14 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.114916 2024-05-17 03:15:14 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg 2024-05-17 03:15:14 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:15:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:15:46 INFO task_tclean::SDAlgorithmBase::restore [im2_pre] : Restoring model image. 2024-05-17 03:15:46 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. 2024-05-17 03:15:50 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg 2024-05-17 03:15:50 INFO tclean::::casa Searching for images with prefix 'im2_pre'... Found these, writing history into them: ['im2_pre.image', 'im2_pre.sumwt', 'im2_pre.residual', 'im2_pre.model', 'im2_pre.psf', 'im2_pre.pb'] 2024-05-17 03:15:51 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:14:44.562795 End time: 2024-05-17 03:15:51.398389 2024-05-17 03:15:51 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:15:51 INFO tclean::::casa ########################################## 2024-05-17 03:15:51 INFO tclean::::casa ########################################## 2024-05-17 03:15:51 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:15:51 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 ) 2024-05-17 03:15:51 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:15:51 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode] 2024-05-17 03:15:51 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-05-17 03:15:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] : 2024-05-17 03:15:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] : 2024-05-17 03:15:52 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:15:52 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-05-17 03:15:52 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift] with ftmachine: wprojectft 2024-05-17 03:15:52 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.86 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:15:52 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:15:52 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift] : hogbom 2024-05-17 03:15:52 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:15:52 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-05-17 03:15:52 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-05-17 03:15:52 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-05-17 03:15:52 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-05-17 03:16:15 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 2024-05-17 03:16:15 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB 2024-05-17 03:16:19 INFO SIImageStore::calcSensitivity [im2_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00204403 2024-05-17 03:16:19 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.099302 2024-05-17 03:16:19 INFO SIImageStore::printBeamSet Beam : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg 2024-05-17 03:16:19 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:16:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:16:22 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift] : Restoring model image. 2024-05-17 03:16:22 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. 2024-05-17 03:16:24 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg 2024-05-17 03:16:24 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift'... Found these, writing history into them: ['im2_post_phaseshift.sumwt', 'im2_post_phaseshift.model', 'im2_post_phaseshift.residual', 'im2_post_phaseshift.pb', 'im2_post_phaseshift.psf', 'im2_post_phaseshift.image'] 2024-05-17 03:16:25 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:15:51.461715 End time: 2024-05-17 03:16:24.798612 2024-05-17 03:16:25 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:16:25 INFO tclean::::casa ########################################## 2024-05-17 03:16:25 INFO tclean::::casa ########################################## 2024-05-17 03:16:25 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:16:25 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 ) 2024-05-17 03:16:25 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:16:25 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode] 2024-05-17 03:16:25 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-05-17 03:16:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] : 2024-05-17 03:16:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] : 2024-05-17 03:16:25 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:16:25 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-05-17 03:16:25 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift_tclean_phasecenter] with ftmachine: wprojectft 2024-05-17 03:16:25 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.88 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:16:25 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:16:25 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift_tclean_phasecenter] : hogbom 2024-05-17 03:16:25 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:16:26 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-05-17 03:16:26 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-05-17 03:16:26 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-05-17 03:16:26 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-05-17 03:16:47 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 2024-05-17 03:16:47 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB 2024-05-17 03:16:50 INFO SIImageStore::calcSensitivity [im2_post_phaseshift_tclean_phasecenter] Theoretical sensitivity (Jy/bm):0.00204403 2024-05-17 03:16:50 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.099304 2024-05-17 03:16:50 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg 2024-05-17 03:16:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:16:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:16:56 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift_tclean_phasecenter] : Restoring model image. 2024-05-17 03:16:56 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. 2024-05-17 03:16:57 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg 2024-05-17 03:16:57 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift_tclean_phasecenter'... Found these, writing history into them: ['im2_post_phaseshift_tclean_phasecenter.model', 'im2_post_phaseshift_tclean_phasecenter.image', 'im2_post_phaseshift_tclean_phasecenter.residual', 'im2_post_phaseshift_tclean_phasecenter.sumwt', 'im2_post_phaseshift_tclean_phasecenter.pb', 'im2_post_phaseshift_tclean_phasecenter.psf'] 2024-05-17 03:16:59 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:16:24.862850 End time: 2024-05-17 03:16:59.431360 2024-05-17 03:16:59 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:16:59 INFO tclean::::casa ########################################## 2024-05-17 03:17:01 INFO phaseshift::::casa ########################################## 2024-05-17 03:17:01 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:17:01 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' ) 2024-05-17 03:17:01 INFO MSTransformManager::parseMsSpecParams Input file name is ngc_copy.ms 2024-05-17 03:17:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:17:01 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-05-17 03:17:01 INFO MSTransformManager::parseDataSelParams spw selection is 1 2024-05-17 03:17:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:17:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:17:01 INFO MSTransformManager::initDataSelectionParams Selected SPWs Ids are Axis Lengths: [1, 4] (NB: Matrix in Row/Column order) 2024-05-17 03:17:01 INFO MSTransformManager::initDataSelectionParams+ [1, 0, 4, 1] 2024-05-17 03:17:01 INFO MSTransformManager::open Select data 2024-05-17 03:17:01 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:17:01 INFO MSTransformDataHandler::makeSelection 13338 out of 26676 rows are going to be considered due to the selection criteria. 2024-05-17 03:17:04 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 23h11m54 61d10m54 successfully parsed 2024-05-17 03:17:04 INFO phaseshift::::casa Shift phase center 2024-05-17 03:17:05 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:17:00.628259 End time: 2024-05-17 03:17:04.764459 2024-05-17 03:17:05 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:17:05 INFO phaseshift::::casa ########################################## 2024-05-17 03:17:06 INFO phaseshift::::casa ########################################## 2024-05-17 03:17:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:17:06 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-05-17 03:17:06 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-05-17 03:17:06 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:17:06 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-05-17 03:17:06 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:17:06 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:17:06 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:17:06 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:17:06 INFO MSTransformManager::open Select data 2024-05-17 03:17:06 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:17:09 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-05-17 03:17:09 INFO phaseshift::::casa Shift phase center 2024-05-17 03:17:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:17:05.757194 End time: 2024-05-17 03:17:10.892389 2024-05-17 03:17:11 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:17:11 INFO phaseshift::::casa ########################################## 2024-05-17 03:17:11 INFO phaseshift::::casa ########################################## 2024-05-17 03:17:11 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:17:11 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' ) 2024-05-17 03:17:11 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:17:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:17:11 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:17:11 INFO MSTransformManager::parseDataSelParams field selection is 0 2024-05-17 03:17:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:17:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:17:11 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:17:11 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:17:11 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0] 2024-05-17 03:17:11 INFO MSTransformManager::open Select data 2024-05-17 03:17:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:17:11 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-05-17 03:17:14 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-05-17 03:17:14 INFO phaseshift::::casa Shift phase center 2024-05-17 03:17:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:17:11.418742 End time: 2024-05-17 03:17:15.388933 2024-05-17 03:17:15 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:17:15 INFO phaseshift::::casa ########################################## 2024-05-17 03:17:15 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-05-17 03:17:16 INFO tclean::::casa ########################################## 2024-05-17 03:17:16 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:17:16 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 ) 2024-05-17 03:17:16 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:17:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:17:16 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-05-17 03:17:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:17:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:17:16 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:17:16 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07] 2024-05-17 03:17:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:17:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.87 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:17:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:17:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:17:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:17:17 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-05-17 03:17:17 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024859 2024-05-17 03:17:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-05-17 03:17:17 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:17:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:17:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:17:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:17:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:17:19 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:17:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:17:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3 2024-05-17 03:17:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:17:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:17:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:17:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:17:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:17:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3 2024-05-17 03:17:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-05-17 03:17:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:17:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:17:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-05-17 03:17:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:17:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3 2024-05-17 03:17:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-05-17 03:17:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:17:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:17:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184 2024-05-17 03:17:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:17:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3 2024-05-17 03:17:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter. 2024-05-17 03:17:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:17:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:17:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276 2024-05-17 03:17:25 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:17:25 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:17:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:17:26 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-05-17 03:17:26 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:17:28 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:17:15.535889 End time: 2024-05-17 03:17:27.715136 2024-05-17 03:17:28 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:17:28 INFO tclean::::casa ########################################## 2024-05-17 03:17:28 INFO imstat::::casa ########################################## 2024-05-17 03:17:28 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:17:28 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 ) 2024-05-17 03:17:28 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:17:28 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:17:28 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:17:28 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:17:28 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:17:28 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) 2024-05-17 03:17:28 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:17:28 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:17:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:17:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:17:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz 2024-05-17 03:17:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz 2024-05-17 03:17:28 INFO imstat:::: Values --- 2024-05-17 03:17:28 INFO imstat:::: -- flux density [flux]: 4.99409 Jy 2024-05-17 03:17:28 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:17:28 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:17:28 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam 2024-05-17 03:17:28 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-05-17 03:17:28 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0] 2024-05-17 03:17:28 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz 2024-05-17 03:17:28 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz 2024-05-17 03:17:28 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam 2024-05-17 03:17:28 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam 2024-05-17 03:17:28 INFO imstat:::: Statistics --- 2024-05-17 03:17:28 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam 2024-05-17 03:17:28 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam 2024-05-17 03:17:28 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam 2024-05-17 03:17:28 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam 2024-05-17 03:17:28 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam 2024-05-17 03:17:28 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam 2024-05-17 03:17:28 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam 2024-05-17 03:17:28 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam 2024-05-17 03:17:28 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam 2024-05-17 03:17:28 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:17:28 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:17:28 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:17:28 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:17:28 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:17:28 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:17:28 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 2024-05-17 03:17:28 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:17:27.742158 End time: 2024-05-17 03:17:27.777950 2024-05-17 03:17:28 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:17:28 INFO imstat::::casa ########################################## 2024-05-17 03:17:28 INFO phaseshift::::casa ########################################## 2024-05-17 03:17:28 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:17:28 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' ) 2024-05-17 03:17:28 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:17:28 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:17:28 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:17:28 INFO MSTransformManager::parseDataSelParams field selection is fake 2024-05-17 03:17:28 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:17:28 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:17:28 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:17:28 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:17:28 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0] 2024-05-17 03:17:28 INFO MSTransformManager::open Select data 2024-05-17 03:17:28 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:17:28 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-05-17 03:17:31 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-05-17 03:17:31 INFO phaseshift::::casa Shift phase center 2024-05-17 03:17:32 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:17:27.791168 End time: 2024-05-17 03:17:31.784904 2024-05-17 03:17:32 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:17:32 INFO phaseshift::::casa ########################################## 2024-05-17 03:17:32 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-05-17 03:17:32 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms... 2024-05-17 03:17:32 INFO tclean::::casa ########################################## 2024-05-17 03:17:32 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:17:32 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 ) 2024-05-17 03:17:32 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:17:32 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:17:32 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-05-17 03:17:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:17:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:17:32 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:17:32 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07] 2024-05-17 03:17:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:17:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.87 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:17:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:17:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:17:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:17:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-05-17 03:17:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024436 2024-05-17 03:17:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-05-17 03:17:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:17:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:17:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:17:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:17:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:17:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:17:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:17:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3 2024-05-17 03:17:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:17:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:17:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:17:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:17:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:17:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3 2024-05-17 03:17:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-05-17 03:17:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:17:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:17:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-05-17 03:17:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:17:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3 2024-05-17 03:17:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-05-17 03:17:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:17:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:17:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184 2024-05-17 03:17:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:17:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3 2024-05-17 03:17:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter. 2024-05-17 03:17:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:17:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:17:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276 2024-05-17 03:17:41 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:17:41 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:17:41 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:17:42 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-05-17 03:17:42 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:17:45 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:17:31.837993 End time: 2024-05-17 03:17:44.509468 2024-05-17 03:17:45 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:17:45 INFO tclean::::casa ########################################## 2024-05-17 03:17:45 INFO imstat::::casa ########################################## 2024-05-17 03:17:45 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:17:45 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 ) 2024-05-17 03:17:45 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:17:45 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:17:45 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:17:45 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:17:45 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:17:45 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) 2024-05-17 03:17:45 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:17:45 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:17:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:17:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:17:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz 2024-05-17 03:17:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz 2024-05-17 03:17:45 INFO imstat:::: Values --- 2024-05-17 03:17:45 INFO imstat:::: -- flux density [flux]: 4.99409 Jy 2024-05-17 03:17:45 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:17:45 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:17:45 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam 2024-05-17 03:17:45 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-05-17 03:17:45 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0] 2024-05-17 03:17:45 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz 2024-05-17 03:17:45 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz 2024-05-17 03:17:45 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam 2024-05-17 03:17:45 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam 2024-05-17 03:17:45 INFO imstat:::: Statistics --- 2024-05-17 03:17:45 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam 2024-05-17 03:17:45 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam 2024-05-17 03:17:45 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam 2024-05-17 03:17:45 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam 2024-05-17 03:17:45 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam 2024-05-17 03:17:45 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam 2024-05-17 03:17:45 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam 2024-05-17 03:17:45 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam 2024-05-17 03:17:45 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam 2024-05-17 03:17:45 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:17:45 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:17:45 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:17:45 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:17:45 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:17:45 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:17:45 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 2024-05-17 03:17:45 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:17:44.516354 End time: 2024-05-17 03:17:44.542619 2024-05-17 03:17:45 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:17:45 INFO imstat::::casa ########################################## 2024-05-17 03:17:45 INFO phaseshift::::casa ########################################## 2024-05-17 03:17:45 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:17:45 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.108888889deg' ) 2024-05-17 03:17:45 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:17:45 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:17:45 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:17:45 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:17:45 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:17:45 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:17:45 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:17:45 INFO MSTransformManager::open Select data 2024-05-17 03:17:45 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:17:47 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-05-17 03:17:47 INFO phaseshift::::casa Shift phase center 2024-05-17 03:17:48 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:17:44.555111 End time: 2024-05-17 03:17:48.301502 2024-05-17 03:17:48 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:17:48 INFO phaseshift::::casa ########################################## 2024-05-17 03:17:48 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-05-17 03:17:48 INFO tclean::::casa ########################################## 2024-05-17 03:17:48 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:17:48 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 ) 2024-05-17 03:17:48 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:17:48 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:17:48 INFO SynthesisImagerVi2::selectData NRows selected : 7020 2024-05-17 03:17:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:17:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:17:48 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:17:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:17:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:17:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.86 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:17:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:17:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:17:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:17:50 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00843949 2024-05-17 03:17:50 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024457 2024-05-17 03:17:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg 2024-05-17 03:17:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:17:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:17:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:17:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:17:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:17:52 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:17:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6069034934043884, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:17:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.606903, CycleNiter=20, Gain=0.3 2024-05-17 03:17:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:17:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:17:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:17:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:17:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07140088081359863, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:17:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0714009, CycleNiter=14, Gain=0.3 2024-05-17 03:17:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-05-17 03:17:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:17:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:17:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-05-17 03:17:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00840018317103386, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:17:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00840018, CycleNiter=8, Gain=0.3 2024-05-17 03:17:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-05-17 03:17:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:17:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:17:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814189, over full image : 0.00814189 2024-05-17 03:17:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009882674785330892, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:17:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000988267, CycleNiter=2, Gain=0.3 2024-05-17 03:17:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814189->0.00279267, Reached cycleniter. 2024-05-17 03:17:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:17:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:17:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0027928, over full image : 0.0027928 2024-05-17 03:17:58 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:17:58 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:17:58 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:17:59 INFO SIImageStore::restore Beam for chan : 0 : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg 2024-05-17 03:17:59 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:18:01 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:17:48.398168 End time: 2024-05-17 03:18:00.869008 2024-05-17 03:18:01 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:18:01 INFO tclean::::casa ########################################## 2024-05-17 03:18:01 INFO imstat::::casa ########################################## 2024-05-17 03:18:01 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:18:01 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 ) 2024-05-17 03:18:01 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:18:01 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:18:01 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:18:01 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:18:01 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:18:01 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) 2024-05-17 03:18:01 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:18:01 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:18:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:18:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:18:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 999981604.64Hz 2024-05-17 03:18:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 999981604.64Hz 2024-05-17 03:18:01 INFO imstat:::: Values --- 2024-05-17 03:18:01 INFO imstat:::: -- flux density [flux]: 4.99444 Jy 2024-05-17 03:18:01 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:18:01 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:18:01 INFO imstat:::: -- minimum value [min]: -9.70533e-05 Jy/beam 2024-05-17 03:18:01 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-05-17 03:18:01 INFO imstat:::: -- position of min value (pixel) [minpos]: [158, 70, 0, 0] 2024-05-17 03:18:01 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981604.64Hz 2024-05-17 03:18:01 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:29.120, +39.58.47.882, I, 999981604.64Hz 2024-05-17 03:18:01 INFO imstat:::: -- Sum of pixel values [sum]: 610.203 Jy/beam 2024-05-17 03:18:01 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1527.26 Jy/beam.Jy/beam 2024-05-17 03:18:01 INFO imstat:::: Statistics --- 2024-05-17 03:18:01 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00931096 Jy/beam 2024-05-17 03:18:01 INFO imstat:::: -- Variance of the pixel values : 0.0232178 Jy/beam 2024-05-17 03:18:01 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152374 Jy/beam 2024-05-17 03:18:01 INFO imstat:::: -- Root mean square [rms]: 0.152657 Jy/beam 2024-05-17 03:18:01 INFO imstat:::: -- Median of the pixel values [median]: -1.85752e-05 Jy/beam 2024-05-17 03:18:01 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.83975e-05 Jy/beam 2024-05-17 03:18:01 INFO imstat:::: -- IQR [quartile]: 3.74524e-05 Jy/beam 2024-05-17 03:18:01 INFO imstat:::: -- First quartile [q1]: -3.53147e-05 Jy/beam 2024-05-17 03:18:01 INFO imstat:::: -- Third quartile [q3]: 2.13765e-06 Jy/beam 2024-05-17 03:18:01 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:18:01 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:18:01 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:18:01 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:18:01 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:18:01 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:18:01 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 2024-05-17 03:18:01 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:18:00.876371 End time: 2024-05-17 03:18:00.904734 2024-05-17 03:18:01 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:18:01 INFO imstat::::casa ########################################## 2024-05-17 03:18:01 INFO phaseshift::::casa ########################################## 2024-05-17 03:18:01 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:18:01 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' ) 2024-05-17 03:18:01 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:18:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:18:01 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:18:01 INFO MSTransformManager::parseDataSelParams field selection is 1 2024-05-17 03:18:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:18:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:18:01 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:18:01 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:18:01 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1] 2024-05-17 03:18:01 INFO MSTransformManager::open Select data 2024-05-17 03:18:01 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:18:01 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-05-17 03:18:03 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed 2024-05-17 03:18:03 INFO phaseshift::::casa Shift phase center 2024-05-17 03:18:05 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:18:00.918214 End time: 2024-05-17 03:18:04.563746 2024-05-17 03:18:05 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:18:05 INFO phaseshift::::casa ########################################## 2024-05-17 03:18:05 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-05-17 03:18:05 INFO tclean::::casa ########################################## 2024-05-17 03:18:05 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:18:05 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 ) 2024-05-17 03:18:05 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:18:05 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:18:05 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-05-17 03:18:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:18:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:18:05 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:18:05 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07] 2024-05-17 03:18:05 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:18:05 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.86 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:18:05 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:18:05 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:18:05 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:18:06 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-05-17 03:18:06 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021835 2024-05-17 03:18:06 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-05-17 03:18:06 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:18:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:18:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-05-17 03:18:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:18:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:18:08 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-05-17 03:18:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:18:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3 2024-05-17 03:18:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter. 2024-05-17 03:18:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:18:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:18:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075 2024-05-17 03:18:10 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:18:10 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:18:10 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:18:10 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-05-17 03:18:11 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:18:12 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:18:04.706509 End time: 2024-05-17 03:18:12.021556 2024-05-17 03:18:12 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:18:12 INFO tclean::::casa ########################################## 2024-05-17 03:18:12 INFO imstat::::casa ########################################## 2024-05-17 03:18:12 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:18:12 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 ) 2024-05-17 03:18:12 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:18:12 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:18:12 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:18:12 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:18:12 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:18:12 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) 2024-05-17 03:18:12 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:18:12 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:18:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:18:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:18:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz 2024-05-17 03:18:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz 2024-05-17 03:18:12 INFO imstat:::: Values --- 2024-05-17 03:18:12 INFO imstat:::: -- flux density [flux]: -0.242513 Jy 2024-05-17 03:18:12 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:18:12 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam 2024-05-17 03:18:12 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam 2024-05-17 03:18:12 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0] 2024-05-17 03:18:12 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0] 2024-05-17 03:18:12 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz 2024-05-17 03:18:12 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz 2024-05-17 03:18:12 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam 2024-05-17 03:18:12 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam 2024-05-17 03:18:12 INFO imstat:::: Statistics --- 2024-05-17 03:18:12 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam 2024-05-17 03:18:12 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam 2024-05-17 03:18:12 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam 2024-05-17 03:18:12 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam 2024-05-17 03:18:12 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam 2024-05-17 03:18:12 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam 2024-05-17 03:18:12 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam 2024-05-17 03:18:12 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam 2024-05-17 03:18:12 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam 2024-05-17 03:18:12 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:18:12 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:18:12 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:18:12 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:18:12 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:18:12 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:18:12 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 2024-05-17 03:18:12 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:18:12.029553 End time: 2024-05-17 03:18:12.057621 2024-05-17 03:18:12 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:18:12 INFO imstat::::casa ########################################## 2024-05-17 03:18:12 INFO phaseshift::::casa ########################################## 2024-05-17 03:18:12 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:18:12 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' ) 2024-05-17 03:18:12 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:18:12 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:18:12 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:18:12 INFO MSTransformManager::parseDataSelParams field selection is pretend 2024-05-17 03:18:12 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:18:12 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:18:12 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:18:12 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:18:12 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1] 2024-05-17 03:18:12 INFO MSTransformManager::open Select data 2024-05-17 03:18:12 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:18:12 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-05-17 03:18:15 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed 2024-05-17 03:18:15 INFO phaseshift::::casa Shift phase center 2024-05-17 03:18:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:18:12.070683 End time: 2024-05-17 03:18:16.029990 2024-05-17 03:18:16 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:18:16 INFO phaseshift::::casa ########################################## 2024-05-17 03:18:16 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-05-17 03:18:16 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms... 2024-05-17 03:18:16 INFO tclean::::casa ########################################## 2024-05-17 03:18:16 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:18:16 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 ) 2024-05-17 03:18:16 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:18:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:18:16 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-05-17 03:18:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:18:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:18:16 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:18:16 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07] 2024-05-17 03:18:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:18:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.86 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:18:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:18:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:18:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:18:17 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-05-17 03:18:17 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023515 2024-05-17 03:18:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-05-17 03:18:17 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:18:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:18:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-05-17 03:18:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:18:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:18:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-05-17 03:18:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:18:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3 2024-05-17 03:18:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter. 2024-05-17 03:18:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:18:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:18:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075 2024-05-17 03:18:22 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:18:22 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:18:22 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:18:22 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-05-17 03:18:23 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:18:24 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:18:16.086136 End time: 2024-05-17 03:18:23.962260 2024-05-17 03:18:24 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:18:24 INFO tclean::::casa ########################################## 2024-05-17 03:18:24 INFO imstat::::casa ########################################## 2024-05-17 03:18:24 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:18:24 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 ) 2024-05-17 03:18:24 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:18:24 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:18:24 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:18:24 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:18:24 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:18:24 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) 2024-05-17 03:18:24 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:18:24 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:18:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:18:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:18:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz 2024-05-17 03:18:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz 2024-05-17 03:18:24 INFO imstat:::: Values --- 2024-05-17 03:18:24 INFO imstat:::: -- flux density [flux]: -0.242513 Jy 2024-05-17 03:18:24 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:18:24 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam 2024-05-17 03:18:24 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam 2024-05-17 03:18:24 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0] 2024-05-17 03:18:24 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0] 2024-05-17 03:18:24 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz 2024-05-17 03:18:24 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz 2024-05-17 03:18:24 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam 2024-05-17 03:18:24 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam 2024-05-17 03:18:24 INFO imstat:::: Statistics --- 2024-05-17 03:18:24 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam 2024-05-17 03:18:24 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam 2024-05-17 03:18:24 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam 2024-05-17 03:18:24 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam 2024-05-17 03:18:24 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam 2024-05-17 03:18:24 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam 2024-05-17 03:18:24 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam 2024-05-17 03:18:24 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam 2024-05-17 03:18:24 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam 2024-05-17 03:18:24 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:18:24 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:18:24 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:18:24 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:18:24 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:18:24 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:18:24 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 2024-05-17 03:18:24 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:18:23.969262 End time: 2024-05-17 03:18:24.005046 2024-05-17 03:18:24 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:18:24 INFO imstat::::casa ########################################## 2024-05-17 03:18:24 INFO tclean::::casa ########################################## 2024-05-17 03:18:24 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:18:24 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 ) 2024-05-17 03:18:24 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:18:24 INFO SynthesisImagerVi2::selectData MS : sim_data.ms | [Opened in readonly mode] 2024-05-17 03:18:24 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:18:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] : 2024-05-17 03:18:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] : 2024-05-17 03:18:24 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:18:24 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [9.99981e+08] at [0] with increment [1e+08] 2024-05-17 03:18:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_orig] with ftmachine: wprojectft 2024-05-17 03:18:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.86 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:18:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:18:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_orig] : hogbom 2024-05-17 03:18:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:18:25 INFO task_tclean::WPConvFunc::findConvFunction W projection using 128 planes 2024-05-17 03:18:25 INFO task_tclean::WPConvFunc::findConvFunction Using maximum possible W = 6445.78 (wavelengths) 2024-05-17 03:18:25 INFO task_tclean::WPConvFunc::findConvFunction Typical wavelength = 0.299799 (m) 2024-05-17 03:18:25 INFO task_tclean::WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.399639 wavelengths per pixel 2024-05-17 03:18:45 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 2024-05-17 03:18:45 INFO task_tclean::WPConvFunc::findConvFunction Memory used in gridding function = 14 MB from maximum 15884 MB 2024-05-17 03:18:48 INFO task_tclean::SIImageStore::calcSensitivity [im_orig] Theoretical sensitivity (Jy/bm):0.00889437 2024-05-17 03:18:48 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.102565 2024-05-17 03:18:48 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg 2024-05-17 03:18:48 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:18:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:18:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899 2024-05-17 03:18:52 INFO SynthesisDeconvolver::setupMask [im_orig] Initializing new mask to 1.0 for the full image 2024-05-17 03:18:52 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 % ] 2024-05-17 03:18:52 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899 2024-05-17 03:18:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.5971387624740601, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:18:52 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.597139, CycleNiter=20, Gain=0.3 2024-05-17 03:18:53 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=0->4.6028, peakres=4.94899->0.435227, Reached cyclethreshold. 2024-05-17 03:18:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 7 iterations. 2024-05-17 03:18:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:18:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.45574, over full image : 0.45574 2024-05-17 03:18:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 13, 'cyclethreshold': 0.05498892068862915, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:18:57 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.0549889, CycleNiter=13, Gain=0.3 2024-05-17 03:18:59 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=4.6028->5.02619, peakres=0.45574->0.0435268, Reached cyclethreshold. 2024-05-17 03:18:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 14 iterations. 2024-05-17 03:18:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:19:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0416506, over full image : 0.0416506 2024-05-17 03:19:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 6, 'cyclethreshold': 0.005025505553930998, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:03 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.00502551, CycleNiter=6, Gain=0.3 2024-05-17 03:19:04 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->6 [6], model=5.02619->5.04001, peakres=0.0416506->0.0226678, Reached cycleniter. 2024-05-17 03:19:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:19:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:19:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.022671, over full image : 0.022671 2024-05-17 03:19:07 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:19:07 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:19:07 INFO SDAlgorithmBase::restore [im_orig] : Restoring model image. 2024-05-17 03:19:08 INFO SIImageStore::restore Beam for chan : 0 : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg 2024-05-17 03:19:09 INFO tclean::::casa Searching for images with prefix 'im_orig'... Found these, writing history into them: ['im_orig.sumwt', 'im_orig.psf', 'im_orig.model', 'im_orig.residual', 'im_orig.pb', 'im_orig.image', 'im_orig.mask'] 2024-05-17 03:19:11 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:18:24.159066 End time: 2024-05-17 03:19:10.529306 2024-05-17 03:19:11 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:19:11 INFO tclean::::casa ########################################## 2024-05-17 03:19:11 INFO imstat::::casa ########################################## 2024-05-17 03:19:11 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:19:11 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 ) 2024-05-17 03:19:11 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:19:11 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:19:11 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:19:11 INFO imstat::image::statistics Determining stats for image im_orig.image 2024-05-17 03:19:11 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:19:11 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) 2024-05-17 03:19:11 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:19:11 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:19:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:19:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [2047, 2047, 0, 0] 2024-05-17 03:19:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 20:11:05.220, +38.21.11.967, I, 999980841.3Hz 2024-05-17 03:19:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:47:03.322, +42.54.02.996, I, 999980841.3Hz 2024-05-17 03:19:11 INFO imstat:::: Values --- 2024-05-17 03:19:11 INFO imstat:::: -- flux density [flux]: 5.2713 Jy 2024-05-17 03:19:11 INFO imstat:::: -- number of points [npts]: 4.1943e+06 2024-05-17 03:19:11 INFO imstat:::: -- maximum value [max]: 4.97713 Jy/beam 2024-05-17 03:19:11 INFO imstat:::: -- minimum value [min]: -0.022671 Jy/beam 2024-05-17 03:19:11 INFO imstat:::: -- position of max value (pixel) [maxpos]: [1509, 773, 0, 0] 2024-05-17 03:19:11 INFO imstat:::: -- position of min value (pixel) [minpos]: [1708, 965, 0, 0] 2024-05-17 03:19:11 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.302, +40.06.02.372, I, 999980841.3Hz 2024-05-17 03:19:11 INFO imstat:::: -- position of min value (world) [minposf]: 19:51:28.525, +40.31.07.260, I, 999980841.3Hz 2024-05-17 03:19:11 INFO imstat:::: -- Sum of pixel values [sum]: 641.87 Jy/beam 2024-05-17 03:19:11 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1619.58 Jy/beam.Jy/beam 2024-05-17 03:19:11 INFO imstat:::: Statistics --- 2024-05-17 03:19:11 INFO imstat:::: -- Mean of the pixel values [mean]: 0.000153034 Jy/beam 2024-05-17 03:19:11 INFO imstat:::: -- Variance of the pixel values : 0.000386116 Jy/beam 2024-05-17 03:19:11 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0196498 Jy/beam 2024-05-17 03:19:11 INFO imstat:::: -- Root mean square [rms]: 0.0196504 Jy/beam 2024-05-17 03:19:11 INFO imstat:::: -- Median of the pixel values [median]: 4.61875e-06 Jy/beam 2024-05-17 03:19:11 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.003161 Jy/beam 2024-05-17 03:19:11 INFO imstat:::: -- IQR [quartile]: 0.00632194 Jy/beam 2024-05-17 03:19:11 INFO imstat:::: -- First quartile [q1]: -0.00315521 Jy/beam 2024-05-17 03:19:11 INFO imstat:::: -- Third quartile [q3]: 0.00316673 Jy/beam 2024-05-17 03:19:11 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:19:11 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:19:11 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:19:11 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:19:11 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:19:11 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:19:11 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 2024-05-17 03:19:11 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:19:10.536666 End time: 2024-05-17 03:19:10.894812 2024-05-17 03:19:11 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:19:11 INFO imstat::::casa ########################################## 2024-05-17 03:19:11 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:19:11 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:19:11 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) 2024-05-17 03:19:11 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:19:11 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:19:11 2024****** 2024-05-17 03:19:11 INFO ImageFitter::fit+ 2024-05-17 03:19:11 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:19:11 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_orig.image 2024-05-17 03:19:11 INFO ImageFitter::fit+ --- region: 2024-05-17 03:19:11 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:19:11 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:19:11 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:19:11 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:19:11 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:19:11 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:19:11 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:19:11 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) 2024-05-17 03:19:11 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29832 Jy 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00459192 Jy 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85855 Jy 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00458731 Jy 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ Fit on im_orig.image component 0 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.9885 +/- 0.0032 s (0.0367 arcsec along great circle) 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.0594 +/- 0.0281 arcsec 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- ra: 1509.4535 +/- 0.0046 pixels 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- dec: 772.7181 +/- 0.0035 pixels 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.4778 +/- 0.0014 arcmin 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.2915 +/- 0.0011 arcmin 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.42 +/- 0.26 deg 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.70 arcsec 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.54 arcsec 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- position angle: -89.60 deg 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ Component is a point source 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ An upper limit on its size cannot be determined 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- Integrated: 5.0049 +/- 0.0079 Jy 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- Peak: 5.0102 +/- 0.0046 Jy/beam 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:19:11 INFO ImageFitter::_fitLoop+ --- frequency: 999.9808 MHz (29.97982 cm) 2024-05-17 03:19:11 INFO phaseshift::::casa ########################################## 2024-05-17 03:19:11 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:19:11 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-05-17 03:19:11 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:19:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:19:11 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:19:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:19:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:19:11 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:19:11 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:19:11 INFO MSTransformManager::open Select data 2024-05-17 03:19:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:19:14 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-05-17 03:19:14 INFO phaseshift::::casa Shift phase center 2024-05-17 03:19:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:19:11.008457 End time: 2024-05-17 03:19:14.805590 2024-05-17 03:19:15 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:19:15 INFO phaseshift::::casa ########################################## 2024-05-17 03:19:15 INFO tclean::::casa ########################################## 2024-05-17 03:19:15 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:19:15 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 ) 2024-05-17 03:19:15 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:19:15 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:19:15 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:19:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:19:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:19:15 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:19:15 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:19:15 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:19:15 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:19:15 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:19:15 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:19:15 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:19:16 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:19:16 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021857 2024-05-17 03:19:16 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:19:16 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:19:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:19:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:19:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:19:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:19:19 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:19:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:19:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:19:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:19:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:19:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:19:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:19:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:19:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:19:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:19:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:19:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:19:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:19:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:19:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:19:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:19:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:19:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:19:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:19:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:19:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:19:27 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:19:27 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:19:27 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:19:28 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:19:29 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:19:30 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:19:14.884357 End time: 2024-05-17 03:19:29.864521 2024-05-17 03:19:30 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:19:30 INFO tclean::::casa ########################################## 2024-05-17 03:19:30 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:19:30 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:19:30 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) 2024-05-17 03:19:30 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:19:30 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:19:30 2024****** 2024-05-17 03:19:30 INFO ImageFitter::fit+ 2024-05-17 03:19:30 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:19:30 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:19:30 INFO ImageFitter::fit+ --- region: 2024-05-17 03:19:30 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:19:30 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:19:30 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:19:30 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:19:30 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:19:30 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:19:30 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:19:30 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) 2024-05-17 03:19:30 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:19:30 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:19:30 INFO imstat::::casa ########################################## 2024-05-17 03:19:30 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:19:30 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 ) 2024-05-17 03:19:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:19:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:19:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:19:30 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:19:30 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:19:30 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) 2024-05-17 03:19:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:19:30 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:19:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:19:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:19:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:19:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:19:30 INFO imstat:::: Values --- 2024-05-17 03:19:30 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:19:30 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:19:30 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:19:30 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-05-17 03:19:30 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:19:30 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:19:30 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:19:30 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:19:30 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:19:30 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:19:30 INFO imstat:::: Statistics --- 2024-05-17 03:19:30 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:19:30 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:19:30 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:19:30 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:19:30 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-05-17 03:19:30 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-05-17 03:19:30 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-05-17 03:19:30 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-05-17 03:19:30 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-05-17 03:19:30 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:19:30 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:19:30 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:19:30 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:19:30 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:19:30 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:19:30 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 2024-05-17 03:19:30 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:19:29.925141 End time: 2024-05-17 03:19:29.944748 2024-05-17 03:19:30 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:19:30 INFO imstat::::casa ########################################## 2024-05-17 03:19:30 INFO phaseshift::::casa ########################################## 2024-05-17 03:19:30 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:19:30 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' ) 2024-05-17 03:19:30 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:19:30 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:19:30 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:19:30 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:19:30 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:19:30 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:19:30 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:19:30 INFO MSTransformManager::open Select data 2024-05-17 03:19:30 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 ".". 2024-05-17 03:19:33 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 02:40:24.0000 successfully parsed 2024-05-17 03:19:33 INFO phaseshift::::casa Shift phase center 2024-05-17 03:19:34 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:19:29.958683 End time: 2024-05-17 03:19:33.812934 2024-05-17 03:19:34 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:19:34 INFO phaseshift::::casa ########################################## 2024-05-17 03:19:34 INFO tclean::::casa ########################################## 2024-05-17 03:19:34 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:19:34 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 ) 2024-05-17 03:19:34 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:19:34 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:19:34 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:19:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:19:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:19:34 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:19:34 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:19:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:19:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:19:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:19:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:19:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:19:35 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:19:35 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022831 2024-05-17 03:19:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:19:35 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:19:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:19:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:19:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:19:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:19:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:19:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:19:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:19:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:19:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:19:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:19:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:19:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:19:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:19:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:19:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:19:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:19:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:19:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:19:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:19:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:19:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:19:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:19:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:19:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:19:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:19:44 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:19:44 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:19:44 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:19:45 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:19:45 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:19:46 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:19:33.845996 End time: 2024-05-17 03:19:46.450289 2024-05-17 03:19:46 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:19:46 INFO tclean::::casa ########################################## 2024-05-17 03:19:46 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:19:46 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:19:46 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) 2024-05-17 03:19:46 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:19:46 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:19:46 2024****** 2024-05-17 03:19:46 INFO ImageFitter::fit+ 2024-05-17 03:19:46 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:19:46 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:19:46 INFO ImageFitter::fit+ --- region: 2024-05-17 03:19:46 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:19:46 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:19:46 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:19:46 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:19:46 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:19:46 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:19:46 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:19:46 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) 2024-05-17 03:19:46 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:19:46 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:19:47 INFO imstat::::casa ########################################## 2024-05-17 03:19:47 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:19:47 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 ) 2024-05-17 03:19:47 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:19:47 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:19:47 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:19:47 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:19:47 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:19:47 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) 2024-05-17 03:19:47 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:19:47 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:19:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:19:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:19:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:19:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:19:47 INFO imstat:::: Values --- 2024-05-17 03:19:47 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:19:47 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:19:47 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:19:47 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-05-17 03:19:47 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:19:47 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:19:47 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:19:47 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:19:47 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:19:47 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:19:47 INFO imstat:::: Statistics --- 2024-05-17 03:19:47 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:19:47 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:19:47 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:19:47 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:19:47 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-05-17 03:19:47 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-05-17 03:19:47 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-05-17 03:19:47 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-05-17 03:19:47 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-05-17 03:19:47 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:19:47 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:19:47 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:19:47 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:19:47 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:19:47 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:19:47 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 2024-05-17 03:19:47 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:19:46.504782 End time: 2024-05-17 03:19:46.540475 2024-05-17 03:19:47 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:19:47 INFO imstat::::casa ########################################## 2024-05-17 03:19:47 INFO phaseshift::::casa ########################################## 2024-05-17 03:19:47 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:19:47 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' ) 2024-05-17 03:19:47 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:19:47 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:19:47 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:19:47 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:19:47 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:19:47 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:19:47 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:19:47 INFO MSTransformManager::open Select data 2024-05-17 03:19:47 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:19:50 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.100000000deg successfully parsed 2024-05-17 03:19:50 INFO phaseshift::::casa Shift phase center 2024-05-17 03:19:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:19:46.555081 End time: 2024-05-17 03:19:50.864875 2024-05-17 03:19:51 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:19:51 INFO phaseshift::::casa ########################################## 2024-05-17 03:19:51 INFO tclean::::casa ########################################## 2024-05-17 03:19:51 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:19:51 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 ) 2024-05-17 03:19:51 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:19:51 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:19:51 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:19:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:19:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:19:51 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:19:51 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:19:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:19:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:19:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:19:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:19:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:19:52 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:19:52 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022386 2024-05-17 03:19:52 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:19:52 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:19:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:19:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:19:54 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:19:54 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:19:54 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:19:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:19:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:19:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:19:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:19:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:19:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:19:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:19:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:19:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:19:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:19:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:19:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:19:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:19:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:19:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:19:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:19:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:19:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:19:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:19:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:20:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:20:00 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:20:00 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:20:00 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:20:01 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:20:01 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:20:02 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:19:50.899544 End time: 2024-05-17 03:20:02.393496 2024-05-17 03:20:02 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:20:02 INFO tclean::::casa ########################################## 2024-05-17 03:20:02 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:20:02 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:20:02 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) 2024-05-17 03:20:02 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:20:02 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:20:02 2024****** 2024-05-17 03:20:02 INFO ImageFitter::fit+ 2024-05-17 03:20:02 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:20:02 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:20:02 INFO ImageFitter::fit+ --- region: 2024-05-17 03:20:02 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:20:02 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:20:02 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:20:02 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:20:02 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:20:02 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:20:02 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:20:02 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) 2024-05-17 03:20:02 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:20:02 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:20:02 INFO imstat::::casa ########################################## 2024-05-17 03:20:02 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:20:02 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 ) 2024-05-17 03:20:02 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:20:02 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:20:02 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:20:02 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:20:02 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:20:02 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) 2024-05-17 03:20:02 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:20:02 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:20:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:20:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:20:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:20:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:20:02 INFO imstat:::: Values --- 2024-05-17 03:20:02 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:20:02 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:20:02 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:20:02 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-05-17 03:20:02 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:20:02 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:20:02 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:20:02 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:20:02 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:20:02 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:20:02 INFO imstat:::: Statistics --- 2024-05-17 03:20:02 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:20:02 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:20:02 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:20:02 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:20:02 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-05-17 03:20:02 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-05-17 03:20:02 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-05-17 03:20:02 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-05-17 03:20:02 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-05-17 03:20:02 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:20:02 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:20:02 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:20:02 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:20:02 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:20:02 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:20:02 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 2024-05-17 03:20:02 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:20:02.444843 End time: 2024-05-17 03:20:02.464825 2024-05-17 03:20:02 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:20:02 INFO imstat::::casa ########################################## 2024-05-17 03:20:02 INFO phaseshift::::casa ########################################## 2024-05-17 03:20:02 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:20:02 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' ) 2024-05-17 03:20:02 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:20:02 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:20:02 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:20:02 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:20:03 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:20:03 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:20:03 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:20:03 INFO MSTransformManager::open Select data 2024-05-17 03:20:03 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:20:05 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 0.699877030rad successfully parsed 2024-05-17 03:20:05 INFO phaseshift::::casa Shift phase center 2024-05-17 03:20:07 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:20:02.478915 End time: 2024-05-17 03:20:06.578321 2024-05-17 03:20:07 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:20:07 INFO phaseshift::::casa ########################################## 2024-05-17 03:20:07 INFO tclean::::casa ########################################## 2024-05-17 03:20:07 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:20:07 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 ) 2024-05-17 03:20:07 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:20:07 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:20:07 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:20:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:20:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:20:07 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:20:07 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:20:07 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:20:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:20:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:20:07 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:20:07 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:20:08 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:20:08 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023095 2024-05-17 03:20:08 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:20:08 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:20:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:20:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:20:10 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:20:10 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:20:10 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:20:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:20:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:20:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:20:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:20:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:20:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:20:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:20:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:20:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:20:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:20:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:20:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:20:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:20:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:20:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:20:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:20:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:20:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:20:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:20:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:20:16 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:20:16 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:20:16 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:20:17 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:20:17 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:20:19 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:20:06.615477 End time: 2024-05-17 03:20:18.598155 2024-05-17 03:20:19 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:20:19 INFO tclean::::casa ########################################## 2024-05-17 03:20:19 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:20:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:20:19 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) 2024-05-17 03:20:19 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:20:19 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:20:19 2024****** 2024-05-17 03:20:19 INFO ImageFitter::fit+ 2024-05-17 03:20:19 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:20:19 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:20:19 INFO ImageFitter::fit+ --- region: 2024-05-17 03:20:19 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:20:19 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:20:19 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:20:19 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:20:19 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:20:19 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:20:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:20:19 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) 2024-05-17 03:20:19 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:20:19 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:20:19 INFO imstat::::casa ########################################## 2024-05-17 03:20:19 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:20:19 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 ) 2024-05-17 03:20:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:20:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:20:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:20:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:20:19 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:20:19 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) 2024-05-17 03:20:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:20:19 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:20:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:20:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:20:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:20:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:20:19 INFO imstat:::: Values --- 2024-05-17 03:20:19 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:20:19 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:20:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:20:19 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam 2024-05-17 03:20:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:20:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:20:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:20:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-05-17 03:20:19 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:20:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:20:19 INFO imstat:::: Statistics --- 2024-05-17 03:20:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:20:19 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:20:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:20:19 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:20:19 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam 2024-05-17 03:20:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-05-17 03:20:19 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam 2024-05-17 03:20:19 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam 2024-05-17 03:20:19 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam 2024-05-17 03:20:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:20:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:20:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:20:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:20:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:20:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:20:19 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 2024-05-17 03:20:19 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:20:18.662668 End time: 2024-05-17 03:20:18.682831 2024-05-17 03:20:19 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:20:19 INFO imstat::::casa ########################################## 2024-05-17 03:20:19 INFO phaseshift::::casa ########################################## 2024-05-17 03:20:19 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:20:19 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 19:53:50.0000 40d06m00' ) 2024-05-17 03:20:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:20:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:20:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:20:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:20:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:20:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:20:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:20:19 INFO MSTransformManager::open Select data 2024-05-17 03:20:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:20:21 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40d06m00 successfully parsed 2024-05-17 03:20:21 INFO phaseshift::::casa Shift phase center 2024-05-17 03:20:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:20:18.697252 End time: 2024-05-17 03:20:22.491044 2024-05-17 03:20:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:20:22 INFO phaseshift::::casa ########################################## 2024-05-17 03:20:23 INFO tclean::::casa ########################################## 2024-05-17 03:20:23 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:20:23 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 ) 2024-05-17 03:20:23 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:20:23 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:20:23 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:20:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:20:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:20:23 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:20:23 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:20:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:20:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:20:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:20:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:20:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:20:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:20:24 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022528 2024-05-17 03:20:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:20:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:20:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:20:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:20:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:20:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:20:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:20:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:20:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:20:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:20:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:20:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:20:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:20:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:20:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:20:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:20:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:20:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:20:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:20:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:20:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:20:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:20:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:20:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:20:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:20:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:20:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:20:32 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:20:32 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:20:32 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:20:33 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:20:34 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:20:35 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:20:22.525871 End time: 2024-05-17 03:20:34.971658 2024-05-17 03:20:35 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:20:35 INFO tclean::::casa ########################################## 2024-05-17 03:20:35 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:20:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:20:35 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) 2024-05-17 03:20:35 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:20:35 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:20:35 2024****** 2024-05-17 03:20:35 INFO ImageFitter::fit+ 2024-05-17 03:20:35 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:20:35 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:20:35 INFO ImageFitter::fit+ --- region: 2024-05-17 03:20:35 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:20:35 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:20:35 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:20:35 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:20:35 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:20:35 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:20:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:20:35 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) 2024-05-17 03:20:35 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:20:35 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:20:35 INFO imstat::::casa ########################################## 2024-05-17 03:20:35 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:20:35 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 ) 2024-05-17 03:20:35 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:20:35 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:20:35 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:20:35 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:20:35 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:20:35 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) 2024-05-17 03:20:35 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:20:35 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:20:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:20:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:20:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:20:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:20:35 INFO imstat:::: Values --- 2024-05-17 03:20:35 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:20:35 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:20:35 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:20:35 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-05-17 03:20:35 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:20:35 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:20:35 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:20:35 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:20:35 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:20:35 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:20:35 INFO imstat:::: Statistics --- 2024-05-17 03:20:35 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:20:35 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:20:35 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:20:35 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:20:35 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-05-17 03:20:35 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-05-17 03:20:35 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-05-17 03:20:35 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-05-17 03:20:35 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-05-17 03:20:35 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:20:35 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:20:35 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:20:35 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:20:35 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:20:35 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:20:35 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 2024-05-17 03:20:35 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:20:35.025740 End time: 2024-05-17 03:20:35.046911 2024-05-17 03:20:35 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:20:35 INFO imstat::::casa ########################################## 2024-05-17 03:20:35 INFO phaseshift::::casa ########################################## 2024-05-17 03:20:35 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:20:35 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 02:40:24.0000' ) 2024-05-17 03:20:35 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:20:35 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:20:35 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:20:35 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:20:35 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:20:35 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:20:35 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:20:35 INFO MSTransformManager::open Select data 2024-05-17 03:20:35 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 ".". 2024-05-17 03:20:38 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 02:40:24.0000 successfully parsed 2024-05-17 03:20:38 INFO phaseshift::::casa Shift phase center 2024-05-17 03:20:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:20:35.060595 End time: 2024-05-17 03:20:39.272208 2024-05-17 03:20:39 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:20:39 INFO phaseshift::::casa ########################################## 2024-05-17 03:20:39 INFO tclean::::casa ########################################## 2024-05-17 03:20:39 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:20:39 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 ) 2024-05-17 03:20:39 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:20:39 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:20:39 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:20:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:20:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:20:39 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:20:39 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:20:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:20:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:20:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:20:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:20:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:20:41 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:20:41 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024498 2024-05-17 03:20:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:20:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:20:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:20:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:20:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:20:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:20:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:20:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:20:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:20:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:20:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:20:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:20:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:20:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:20:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:20:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:20:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:20:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:20:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:20:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:20:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:20:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:20:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:20:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:20:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:20:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:20:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:20:49 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:20:49 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:20:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:20:50 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:20:50 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:20:51 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:20:39.306615 End time: 2024-05-17 03:20:51.309361 2024-05-17 03:20:51 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:20:51 INFO tclean::::casa ########################################## 2024-05-17 03:20:51 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:20:51 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:20:51 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) 2024-05-17 03:20:51 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:20:51 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:20:51 2024****** 2024-05-17 03:20:51 INFO ImageFitter::fit+ 2024-05-17 03:20:51 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:20:51 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:20:51 INFO ImageFitter::fit+ --- region: 2024-05-17 03:20:51 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:20:51 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:20:51 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:20:51 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:20:51 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:20:51 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:20:51 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:20:51 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) 2024-05-17 03:20:51 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:20:51 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:20:51 INFO imstat::::casa ########################################## 2024-05-17 03:20:51 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:20:51 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 ) 2024-05-17 03:20:51 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:20:51 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:20:51 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:20:51 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:20:51 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:20:51 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) 2024-05-17 03:20:51 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:20:51 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:20:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:20:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:20:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:20:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:20:51 INFO imstat:::: Values --- 2024-05-17 03:20:51 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:20:51 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:20:51 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:20:51 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-05-17 03:20:51 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:20:51 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:20:51 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:20:51 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:20:51 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:20:51 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:20:51 INFO imstat:::: Statistics --- 2024-05-17 03:20:51 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:20:51 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:20:51 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:20:51 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:20:51 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-05-17 03:20:51 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-05-17 03:20:51 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-05-17 03:20:51 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-05-17 03:20:51 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-05-17 03:20:51 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:20:51 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:20:51 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:20:51 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:20:51 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:20:51 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:20:51 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 2024-05-17 03:20:51 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:20:51.377010 End time: 2024-05-17 03:20:51.397365 2024-05-17 03:20:51 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:20:51 INFO imstat::::casa ########################################## 2024-05-17 03:20:51 INFO phaseshift::::casa ########################################## 2024-05-17 03:20:51 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:20:51 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40.100000000deg' ) 2024-05-17 03:20:51 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:20:51 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:20:51 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:20:51 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:20:51 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:20:51 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:20:51 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:20:51 INFO MSTransformManager::open Select data 2024-05-17 03:20:51 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:20:54 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40.100000000deg successfully parsed 2024-05-17 03:20:54 INFO phaseshift::::casa Shift phase center 2024-05-17 03:20:55 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:20:51.411349 End time: 2024-05-17 03:20:55.122886 2024-05-17 03:20:55 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:20:55 INFO phaseshift::::casa ########################################## 2024-05-17 03:20:55 INFO tclean::::casa ########################################## 2024-05-17 03:20:55 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:20:55 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 ) 2024-05-17 03:20:55 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:20:55 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:20:55 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:20:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:20:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:20:55 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:20:55 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:20:55 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:20:55 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:20:55 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:20:55 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:20:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:20:56 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:20:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021978 2024-05-17 03:20:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:20:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:20:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:20:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:20:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:20:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:20:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:20:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:20:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:21:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:21:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:21:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:21:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:21:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:21:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:21:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:21:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:21:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:21:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:21:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:21:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:21:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:21:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:21:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:21:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:21:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:21:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:21:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:21:05 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:21:05 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:21:05 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:21:06 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:21:06 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:21:07 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:20:55.156468 End time: 2024-05-17 03:21:07.281798 2024-05-17 03:21:07 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:21:07 INFO tclean::::casa ########################################## 2024-05-17 03:21:07 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:21:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:21:07 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) 2024-05-17 03:21:07 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:21:07 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:21:07 2024****** 2024-05-17 03:21:07 INFO ImageFitter::fit+ 2024-05-17 03:21:07 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:21:07 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:21:07 INFO ImageFitter::fit+ --- region: 2024-05-17 03:21:07 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:21:07 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:21:07 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:21:07 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:21:07 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:21:07 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:21:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:21:07 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) 2024-05-17 03:21:07 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:21:07 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:21:07 INFO imstat::::casa ########################################## 2024-05-17 03:21:07 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:21:07 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 ) 2024-05-17 03:21:07 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:21:07 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:21:07 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:21:07 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:21:07 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:21:07 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) 2024-05-17 03:21:07 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:21:07 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:21:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:21:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:21:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:21:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:21:07 INFO imstat:::: Values --- 2024-05-17 03:21:07 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:21:07 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:21:07 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:21:07 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-05-17 03:21:07 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:21:07 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:21:07 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:21:07 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:21:07 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:21:07 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:21:07 INFO imstat:::: Statistics --- 2024-05-17 03:21:07 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:21:07 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:21:07 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:21:07 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:21:07 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-05-17 03:21:07 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-05-17 03:21:07 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-05-17 03:21:07 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-05-17 03:21:07 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-05-17 03:21:07 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:21:07 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:21:07 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:21:07 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:21:07 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:21:07 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:21:07 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 2024-05-17 03:21:07 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:21:07.335059 End time: 2024-05-17 03:21:07.373669 2024-05-17 03:21:07 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:21:07 INFO imstat::::casa ########################################## 2024-05-17 03:21:07 INFO phaseshift::::casa ########################################## 2024-05-17 03:21:07 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:21:07 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 19:53:50.0000 0.699877030rad' ) 2024-05-17 03:21:07 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:21:07 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:21:07 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:21:07 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:21:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:21:07 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:21:07 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:21:07 INFO MSTransformManager::open Select data 2024-05-17 03:21:07 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:21:10 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 0.699877030rad successfully parsed 2024-05-17 03:21:10 INFO phaseshift::::casa Shift phase center 2024-05-17 03:21:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:21:07.387308 End time: 2024-05-17 03:21:10.957298 2024-05-17 03:21:11 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:21:11 INFO phaseshift::::casa ########################################## 2024-05-17 03:21:11 INFO tclean::::casa ########################################## 2024-05-17 03:21:11 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:21:11 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 ) 2024-05-17 03:21:11 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:21:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:21:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:21:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:21:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:21:11 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:21:11 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:21:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:21:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:21:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:21:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:21:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:21:12 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:21:12 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021551 2024-05-17 03:21:12 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:21:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:21:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:21:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:21:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:21:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:21:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:21:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:21:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:21:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:21:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:21:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:21:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:21:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:21:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:21:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:21:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:21:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:21:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:21:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:21:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:21:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:21:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:21:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:21:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:21:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:21:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:21:20 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:21:20 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:21:20 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:21:21 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:21:21 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:21:23 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:21:10.991035 End time: 2024-05-17 03:21:22.665880 2024-05-17 03:21:23 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:21:23 INFO tclean::::casa ########################################## 2024-05-17 03:21:23 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:21:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:21:23 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) 2024-05-17 03:21:23 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:21:23 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:21:23 2024****** 2024-05-17 03:21:23 INFO ImageFitter::fit+ 2024-05-17 03:21:23 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:21:23 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:21:23 INFO ImageFitter::fit+ --- region: 2024-05-17 03:21:23 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:21:23 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:21:23 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:21:23 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:21:23 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:21:23 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:21:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:21:23 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) 2024-05-17 03:21:23 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:21:23 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:21:23 INFO imstat::::casa ########################################## 2024-05-17 03:21:23 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:21:23 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 ) 2024-05-17 03:21:23 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:21:23 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:21:23 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:21:23 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:21:23 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:21:23 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) 2024-05-17 03:21:23 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:21:23 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:21:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:21:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:21:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:21:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:21:23 INFO imstat:::: Values --- 2024-05-17 03:21:23 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:21:23 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:21:23 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:21:23 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam 2024-05-17 03:21:23 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:21:23 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:21:23 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:21:23 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-05-17 03:21:23 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:21:23 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:21:23 INFO imstat:::: Statistics --- 2024-05-17 03:21:23 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:21:23 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:21:23 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:21:23 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:21:23 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam 2024-05-17 03:21:23 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-05-17 03:21:23 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam 2024-05-17 03:21:23 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam 2024-05-17 03:21:23 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam 2024-05-17 03:21:23 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:21:23 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:21:23 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:21:23 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:21:23 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:21:23 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:21:23 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 2024-05-17 03:21:23 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:21:22.719232 End time: 2024-05-17 03:21:22.739300 2024-05-17 03:21:23 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:21:23 INFO imstat::::casa ########################################## 2024-05-17 03:21:23 INFO phaseshift::::casa ########################################## 2024-05-17 03:21:23 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:21:23 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 40d06m00' ) 2024-05-17 03:21:23 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:21:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:21:23 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:21:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:21:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:21:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:21:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:21:23 INFO MSTransformManager::open Select data 2024-05-17 03:21:23 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:21:26 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40d06m00 successfully parsed 2024-05-17 03:21:26 INFO phaseshift::::casa Shift phase center 2024-05-17 03:21:27 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:21:22.752845 End time: 2024-05-17 03:21:26.827541 2024-05-17 03:21:27 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:21:27 INFO phaseshift::::casa ########################################## 2024-05-17 03:21:27 INFO tclean::::casa ########################################## 2024-05-17 03:21:27 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:21:27 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 ) 2024-05-17 03:21:27 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:21:27 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:21:27 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:21:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:21:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:21:27 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:21:27 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:21:27 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:21:27 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:21:27 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:21:27 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:21:27 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:21:28 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:21:28 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023297 2024-05-17 03:21:28 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:21:28 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:21:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:21:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:21:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:21:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:21:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:21:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:21:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:21:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:21:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:21:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:21:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:21:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:21:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:21:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:21:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:21:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:21:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:21:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:21:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:21:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:21:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:21:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:21:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:21:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:21:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:21:37 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:21:37 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:21:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:21:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:21:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:21:39 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:21:26.860474 End time: 2024-05-17 03:21:39.008381 2024-05-17 03:21:39 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:21:39 INFO tclean::::casa ########################################## 2024-05-17 03:21:39 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:21:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:21:39 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) 2024-05-17 03:21:39 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:21:39 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:21:39 2024****** 2024-05-17 03:21:39 INFO ImageFitter::fit+ 2024-05-17 03:21:39 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:21:39 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:21:39 INFO ImageFitter::fit+ --- region: 2024-05-17 03:21:39 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:21:39 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:21:39 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:21:39 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:21:39 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:21:39 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:21:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:21:39 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) 2024-05-17 03:21:39 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:21:39 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:21:39 INFO imstat::::casa ########################################## 2024-05-17 03:21:39 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:21:39 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 ) 2024-05-17 03:21:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:21:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:21:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:21:39 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:21:39 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:21:39 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) 2024-05-17 03:21:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:21:39 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:21:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:21:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:21:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:21:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:21:39 INFO imstat:::: Values --- 2024-05-17 03:21:39 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:21:39 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:21:39 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:21:39 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-05-17 03:21:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:21:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:21:39 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:21:39 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:21:39 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:21:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:21:39 INFO imstat:::: Statistics --- 2024-05-17 03:21:39 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:21:39 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:21:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:21:39 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:21:39 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-05-17 03:21:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-05-17 03:21:39 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-05-17 03:21:39 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-05-17 03:21:39 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-05-17 03:21:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:21:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:21:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:21:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:21:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:21:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:21:39 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 2024-05-17 03:21:39 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:21:39.063487 End time: 2024-05-17 03:21:39.084250 2024-05-17 03:21:39 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:21:39 INFO imstat::::casa ########################################## 2024-05-17 03:21:39 INFO phaseshift::::casa ########################################## 2024-05-17 03:21:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:21:39 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 02:40:24.0000' ) 2024-05-17 03:21:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:21:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:21:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:21:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:21:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:21:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:21:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:21:39 INFO MSTransformManager::open Select data 2024-05-17 03:21:39 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 ".". 2024-05-17 03:21:42 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 02:40:24.0000 successfully parsed 2024-05-17 03:21:42 INFO phaseshift::::casa Shift phase center 2024-05-17 03:21:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:21:39.098308 End time: 2024-05-17 03:21:42.753991 2024-05-17 03:21:43 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:21:43 INFO phaseshift::::casa ########################################## 2024-05-17 03:21:43 INFO tclean::::casa ########################################## 2024-05-17 03:21:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:21:43 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 ) 2024-05-17 03:21:43 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:21:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:21:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:21:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:21:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:21:43 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:21:43 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:21:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:21:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:21:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:21:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:21:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:21:44 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:21:44 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023783 2024-05-17 03:21:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:21:44 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:21:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:21:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:21:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:21:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:21:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:21:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:21:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:21:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:21:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:21:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:21:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 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. 2024-05-17 03:21:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:21:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:21:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:21:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 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. 2024-05-17 03:21:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:21:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:21:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:21:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:21:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:21:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:21:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:21:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:21:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:21:52 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:21:52 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:21:52 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:21:53 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:21:53 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:21:55 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:21:42.787890 End time: 2024-05-17 03:21:54.677937 2024-05-17 03:21:55 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:21:55 INFO tclean::::casa ########################################## 2024-05-17 03:21:55 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:21:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:21:55 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) 2024-05-17 03:21:55 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:21:55 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:21:55 2024****** 2024-05-17 03:21:55 INFO ImageFitter::fit+ 2024-05-17 03:21:55 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:21:55 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:21:55 INFO ImageFitter::fit+ --- region: 2024-05-17 03:21:55 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:21:55 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:21:55 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:21:55 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:21:55 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:21:55 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:21:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:21:55 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) 2024-05-17 03:21:55 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:21:55 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:21:55 INFO imstat::::casa ########################################## 2024-05-17 03:21:55 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:21:55 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 ) 2024-05-17 03:21:55 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:21:55 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:21:55 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:21:55 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:21:55 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:21:55 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) 2024-05-17 03:21:55 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:21:55 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:21:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:21:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:21:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:21:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:21:55 INFO imstat:::: Values --- 2024-05-17 03:21:55 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:21:55 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:21:55 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:21:55 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-05-17 03:21:55 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:21:55 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:21:55 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:21:55 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:21:55 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:21:55 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:21:55 INFO imstat:::: Statistics --- 2024-05-17 03:21:55 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:21:55 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:21:55 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:21:55 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:21:55 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-05-17 03:21:55 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-05-17 03:21:55 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-05-17 03:21:55 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-05-17 03:21:55 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-05-17 03:21:55 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:21:55 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:21:55 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:21:55 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:21:55 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:21:55 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:21:55 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 2024-05-17 03:21:55 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:21:54.733292 End time: 2024-05-17 03:21:54.755558 2024-05-17 03:21:55 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:21:55 INFO imstat::::casa ########################################## 2024-05-17 03:21:55 INFO phaseshift::::casa ########################################## 2024-05-17 03:21:55 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:21:55 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 298.458333333deg 40.100000000deg' ) 2024-05-17 03:21:55 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:21:55 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:21:55 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:21:55 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:21:55 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:21:55 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:21:55 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:21:55 INFO MSTransformManager::open Select data 2024-05-17 03:21:55 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:21:57 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40.100000000deg successfully parsed 2024-05-17 03:21:57 INFO phaseshift::::casa Shift phase center 2024-05-17 03:21:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:21:54.769813 End time: 2024-05-17 03:21:58.460154 2024-05-17 03:21:58 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:21:58 INFO phaseshift::::casa ########################################## 2024-05-17 03:21:58 INFO tclean::::casa ########################################## 2024-05-17 03:21:58 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 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 ) 2024-05-17 03:21:58 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:21:59 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:21:59 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:21:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:21:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:21:59 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:21:59 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:21:59 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:21:59 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:21:59 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:21:59 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:21:59 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:22:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:22:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022284 2024-05-17 03:22:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:22:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:22:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:22:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:22:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:22:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:22:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:22:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:22:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:22:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:22:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:22:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:22:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:22:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:22:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:22:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:22:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:22:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:22:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:22:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:22:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:22:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:22:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:22:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:22:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:22:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:22:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:22:07 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:22:07 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:22:07 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:22:08 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:22:09 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:22:10 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:21:58.493475 End time: 2024-05-17 03:22:10.092847 2024-05-17 03:22:10 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:22:10 INFO tclean::::casa ########################################## 2024-05-17 03:22:10 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:22:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:22:10 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) 2024-05-17 03:22:10 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:22:10 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:22:10 2024****** 2024-05-17 03:22:10 INFO ImageFitter::fit+ 2024-05-17 03:22:10 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:22:10 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:22:10 INFO ImageFitter::fit+ --- region: 2024-05-17 03:22:10 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:22:10 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:22:10 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:22:10 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:22:10 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:22:10 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:22:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:22:10 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) 2024-05-17 03:22:10 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:22:10 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:22:10 INFO imstat::::casa ########################################## 2024-05-17 03:22:10 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:22:10 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 ) 2024-05-17 03:22:10 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:22:10 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:22:10 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:22:10 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:22:10 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:22:10 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) 2024-05-17 03:22:10 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:22:10 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:22:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:22:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:22:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:22:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:22:10 INFO imstat:::: Values --- 2024-05-17 03:22:10 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:22:10 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:22:10 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:22:10 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-05-17 03:22:10 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:22:10 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:22:10 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:22:10 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:22:10 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:22:10 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:22:10 INFO imstat:::: Statistics --- 2024-05-17 03:22:10 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:22:10 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:22:10 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:22:10 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:22:10 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-05-17 03:22:10 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-05-17 03:22:10 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-05-17 03:22:10 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-05-17 03:22:10 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-05-17 03:22:10 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:22:10 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:22:10 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:22:10 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:22:10 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:22:10 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:22:10 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 2024-05-17 03:22:10 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:22:10.148473 End time: 2024-05-17 03:22:10.182307 2024-05-17 03:22:10 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:22:10 INFO imstat::::casa ########################################## 2024-05-17 03:22:10 INFO phaseshift::::casa ########################################## 2024-05-17 03:22:10 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:22:10 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 0.699877030rad' ) 2024-05-17 03:22:10 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:22:10 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:22:10 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:22:10 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:22:10 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:22:10 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:22:10 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:22:10 INFO MSTransformManager::open Select data 2024-05-17 03:22:10 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:22:13 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 0.699877030rad successfully parsed 2024-05-17 03:22:13 INFO phaseshift::::casa Shift phase center 2024-05-17 03:22:14 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:22:10.197321 End time: 2024-05-17 03:22:14.287903 2024-05-17 03:22:14 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:22:14 INFO phaseshift::::casa ########################################## 2024-05-17 03:22:14 INFO tclean::::casa ########################################## 2024-05-17 03:22:14 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:22:14 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 ) 2024-05-17 03:22:14 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:22:14 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:22:14 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:22:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:22:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:22:14 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:22:14 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:22:14 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:22:14 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:22:14 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:22:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:22:14 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:22:16 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:22:16 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022128 2024-05-17 03:22:16 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:22:16 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:22:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:22:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:22:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:22:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:22:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:22:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:22:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:22:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:22:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:22:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:22:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:22:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:22:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:22:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:22:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:22:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:22:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:22:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:22:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:22:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:22:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:22:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:22:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:22:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:22:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:22:24 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:22:24 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:22:24 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:22:25 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:22:26 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:22:27 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:22:14.321835 End time: 2024-05-17 03:22:26.968721 2024-05-17 03:22:27 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:22:27 INFO tclean::::casa ########################################## 2024-05-17 03:22:27 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:22:27 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:22:27 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) 2024-05-17 03:22:27 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:22:27 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:22:27 2024****** 2024-05-17 03:22:27 INFO ImageFitter::fit+ 2024-05-17 03:22:27 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:22:27 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:22:27 INFO ImageFitter::fit+ --- region: 2024-05-17 03:22:27 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:22:27 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:22:27 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:22:27 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:22:27 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:22:27 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:22:27 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:22:27 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) 2024-05-17 03:22:27 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:22:27 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:22:27 INFO imstat::::casa ########################################## 2024-05-17 03:22:27 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:22:27 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 ) 2024-05-17 03:22:27 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:22:27 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:22:27 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:22:27 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:22:27 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:22:27 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) 2024-05-17 03:22:27 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:22:27 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:22:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:22:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:22:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:22:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:22:27 INFO imstat:::: Values --- 2024-05-17 03:22:27 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:22:27 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:22:27 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:22:27 INFO imstat:::: -- minimum value [min]: -7.77738e-05 Jy/beam 2024-05-17 03:22:27 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:22:27 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:22:27 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:22:27 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:22:27 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:22:27 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:22:27 INFO imstat:::: Statistics --- 2024-05-17 03:22:27 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:22:27 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:22:27 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:22:27 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:22:27 INFO imstat:::: -- Median of the pixel values [median]: -1.86662e-05 Jy/beam 2024-05-17 03:22:27 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73577e-05 Jy/beam 2024-05-17 03:22:27 INFO imstat:::: -- IQR [quartile]: 3.56242e-05 Jy/beam 2024-05-17 03:22:27 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-05-17 03:22:27 INFO imstat:::: -- Third quartile [q3]: 1.11673e-06 Jy/beam 2024-05-17 03:22:27 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:22:27 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:22:27 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:22:27 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:22:27 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:22:27 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:22:27 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 2024-05-17 03:22:27 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:22:27.025312 End time: 2024-05-17 03:22:27.046099 2024-05-17 03:22:27 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:22:27 INFO imstat::::casa ########################################## 2024-05-17 03:22:27 INFO phaseshift::::casa ########################################## 2024-05-17 03:22:27 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:22:27 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' ) 2024-05-17 03:22:27 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:22:27 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:22:27 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:22:27 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:22:27 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:22:27 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:22:27 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:22:27 INFO MSTransformManager::open Select data 2024-05-17 03:22:27 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:22:30 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40d06m00 successfully parsed 2024-05-17 03:22:30 INFO phaseshift::::casa Shift phase center 2024-05-17 03:22:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:22:27.059898 End time: 2024-05-17 03:22:31.016976 2024-05-17 03:22:31 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:22:31 INFO phaseshift::::casa ########################################## 2024-05-17 03:22:31 INFO tclean::::casa ########################################## 2024-05-17 03:22:31 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:22:31 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 ) 2024-05-17 03:22:31 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:22:31 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:22:31 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:22:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:22:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:22:31 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:22:31 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:22:31 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:22:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:22:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:22:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:22:31 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:22:32 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:22:32 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022894 2024-05-17 03:22:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:22:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:22:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:22:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:22:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:22:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:22:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:22:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:22:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:22:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:22:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:22:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:22:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:22:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:22:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:22:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:22:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:22:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:22:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:22:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:22:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:22:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:22:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:22:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:22:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:22:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:22:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:22:40 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:22:40 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:22:40 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:22:41 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:22:42 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:22:43 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:22:31.049726 End time: 2024-05-17 03:22:42.807735 2024-05-17 03:22:43 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:22:43 INFO tclean::::casa ########################################## 2024-05-17 03:22:43 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:22:43 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:22:43 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) 2024-05-17 03:22:43 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:22:43 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:22:43 2024****** 2024-05-17 03:22:43 INFO ImageFitter::fit+ 2024-05-17 03:22:43 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:22:43 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:22:43 INFO ImageFitter::fit+ --- region: 2024-05-17 03:22:43 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:22:43 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:22:43 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:22:43 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:22:43 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:22:43 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:22:43 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:22:43 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) 2024-05-17 03:22:43 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:22:43 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:22:43 INFO imstat::::casa ########################################## 2024-05-17 03:22:43 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:22:43 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 ) 2024-05-17 03:22:43 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:22:43 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:22:43 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:22:43 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:22:43 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:22:43 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) 2024-05-17 03:22:43 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:22:43 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:22:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:22:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:22:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:22:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:22:43 INFO imstat:::: Values --- 2024-05-17 03:22:43 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:22:43 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:22:43 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:22:43 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-05-17 03:22:43 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:22:43 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:22:43 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:22:43 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-05-17 03:22:43 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:22:43 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:22:43 INFO imstat:::: Statistics --- 2024-05-17 03:22:43 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:22:43 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:22:43 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:22:43 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:22:43 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-05-17 03:22:43 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-05-17 03:22:43 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-05-17 03:22:43 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-05-17 03:22:43 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-05-17 03:22:43 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:22:43 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:22:43 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:22:43 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:22:43 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:22:43 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:22:43 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 2024-05-17 03:22:43 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:22:42.870212 End time: 2024-05-17 03:22:42.907690 2024-05-17 03:22:43 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:22:43 INFO imstat::::casa ########################################## 2024-05-17 03:22:43 INFO phaseshift::::casa ########################################## 2024-05-17 03:22:43 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:22:43 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' ) 2024-05-17 03:22:43 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:22:43 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:22:43 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:22:43 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:22:43 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:22:43 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:22:43 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:22:43 INFO MSTransformManager::open Select data 2024-05-17 03:22:43 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 ".". 2024-05-17 03:22:46 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 02:40:24.0000 successfully parsed 2024-05-17 03:22:46 INFO phaseshift::::casa Shift phase center 2024-05-17 03:22:47 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:22:42.921818 End time: 2024-05-17 03:22:47.386237 2024-05-17 03:22:47 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:22:47 INFO phaseshift::::casa ########################################## 2024-05-17 03:22:47 INFO tclean::::casa ########################################## 2024-05-17 03:22:47 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:22:47 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 ) 2024-05-17 03:22:47 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:22:47 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:22:47 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:22:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:22:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:22:48 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:22:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:22:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:22:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:22:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:22:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:22:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:22:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:22:49 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021272 2024-05-17 03:22:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:22:49 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:22:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:22:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:22:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:22:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:22:51 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:22:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:22:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:22:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:22:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:22:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:22:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:22:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:22:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:22:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:22:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:22:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:22:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:22:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:22:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:22:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:22:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:22:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:22:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:22:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:22:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:22:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:22:57 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:22:57 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:22:57 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:22:58 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:22:58 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:23:00 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:22:47.419467 End time: 2024-05-17 03:22:59.587833 2024-05-17 03:23:00 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:23:00 INFO tclean::::casa ########################################## 2024-05-17 03:23:00 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:23:00 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:23:00 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) 2024-05-17 03:23:00 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:23:00 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:23:00 2024****** 2024-05-17 03:23:00 INFO ImageFitter::fit+ 2024-05-17 03:23:00 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:23:00 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:23:00 INFO ImageFitter::fit+ --- region: 2024-05-17 03:23:00 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:23:00 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:23:00 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:23:00 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:23:00 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:23:00 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:23:00 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:23:00 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) 2024-05-17 03:23:00 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:23:00 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:23:00 INFO imstat::::casa ########################################## 2024-05-17 03:23:00 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:23:00 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 ) 2024-05-17 03:23:00 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:23:00 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:23:00 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:23:00 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:23:00 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:23:00 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) 2024-05-17 03:23:00 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:23:00 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:23:00 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:23:00 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:23:00 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:23:00 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:23:00 INFO imstat:::: Values --- 2024-05-17 03:23:00 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:23:00 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:23:00 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:23:00 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-05-17 03:23:00 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:23:00 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:23:00 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:23:00 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-05-17 03:23:00 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:23:00 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:23:00 INFO imstat:::: Statistics --- 2024-05-17 03:23:00 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:23:00 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:23:00 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:23:00 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:23:00 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-05-17 03:23:00 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-05-17 03:23:00 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-05-17 03:23:00 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-05-17 03:23:00 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-05-17 03:23:00 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:23:00 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:23:00 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:23:00 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:23:00 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:23:00 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:23:00 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 2024-05-17 03:23:00 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:22:59.641658 End time: 2024-05-17 03:22:59.663273 2024-05-17 03:23:00 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:23:00 INFO imstat::::casa ########################################## 2024-05-17 03:23:00 INFO phaseshift::::casa ########################################## 2024-05-17 03:23:00 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:23:00 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' ) 2024-05-17 03:23:00 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:23:00 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:23:00 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:23:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:23:00 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:23:00 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:23:00 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:23:00 INFO MSTransformManager::open Select data 2024-05-17 03:23:00 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:23:02 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40.100000000deg successfully parsed 2024-05-17 03:23:02 INFO phaseshift::::casa Shift phase center 2024-05-17 03:23:04 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:22:59.677266 End time: 2024-05-17 03:23:03.652292 2024-05-17 03:23:04 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:23:04 INFO phaseshift::::casa ########################################## 2024-05-17 03:23:04 INFO tclean::::casa ########################################## 2024-05-17 03:23:04 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:23:04 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 ) 2024-05-17 03:23:04 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:23:04 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:23:04 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:23:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:23:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:23:04 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:23:04 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:23:04 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:23:04 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:23:04 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:23:04 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:23:04 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:23:05 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:23:05 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022367 2024-05-17 03:23:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:23:05 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:23:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:23:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:23:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:23:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:23:07 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:23:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:23:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:23:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:23:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:23:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:23:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:23:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:23:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:23:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:23:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:23:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:23:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:23:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:23:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:23:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:23:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:23:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:23:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:23:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:23:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:23:14 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:23:14 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:23:14 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:23:14 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:23:15 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:23:16 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:23:03.686224 End time: 2024-05-17 03:23:15.937190 2024-05-17 03:23:16 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:23:16 INFO tclean::::casa ########################################## 2024-05-17 03:23:16 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:23:16 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:23:16 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) 2024-05-17 03:23:16 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:23:16 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:23:16 2024****** 2024-05-17 03:23:16 INFO ImageFitter::fit+ 2024-05-17 03:23:16 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:23:16 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:23:16 INFO ImageFitter::fit+ --- region: 2024-05-17 03:23:16 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:23:16 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:23:16 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:23:16 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:23:16 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:23:16 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:23:16 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:23:16 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) 2024-05-17 03:23:16 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:23:16 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:23:16 INFO imstat::::casa ########################################## 2024-05-17 03:23:16 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:23:16 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 ) 2024-05-17 03:23:16 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:23:16 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:23:16 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:23:16 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:23:16 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:23:16 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) 2024-05-17 03:23:16 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:23:16 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:23:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:23:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:23:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:23:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:23:16 INFO imstat:::: Values --- 2024-05-17 03:23:16 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:23:16 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:23:16 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:23:16 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-05-17 03:23:16 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:23:16 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:23:16 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:23:16 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-05-17 03:23:16 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:23:16 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:23:16 INFO imstat:::: Statistics --- 2024-05-17 03:23:16 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:23:16 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:23:16 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:23:16 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:23:16 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-05-17 03:23:16 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-05-17 03:23:16 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-05-17 03:23:16 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-05-17 03:23:16 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-05-17 03:23:16 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:23:16 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:23:16 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:23:16 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:23:16 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:23:16 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:23:16 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 2024-05-17 03:23:16 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:23:15.991155 End time: 2024-05-17 03:23:16.012388 2024-05-17 03:23:16 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:23:16 INFO imstat::::casa ########################################## 2024-05-17 03:23:16 INFO phaseshift::::casa ########################################## 2024-05-17 03:23:16 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:23:16 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 0.699877030rad' ) 2024-05-17 03:23:16 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:23:16 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:23:16 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:23:16 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:23:16 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:23:16 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:23:16 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:23:16 INFO MSTransformManager::open Select data 2024-05-17 03:23:16 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:23:19 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 0.699877030rad successfully parsed 2024-05-17 03:23:19 INFO phaseshift::::casa Shift phase center 2024-05-17 03:23:20 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:23:16.026183 End time: 2024-05-17 03:23:20.227086 2024-05-17 03:23:20 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:23:20 INFO phaseshift::::casa ########################################## 2024-05-17 03:23:20 INFO tclean::::casa ########################################## 2024-05-17 03:23:20 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:23:20 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 ) 2024-05-17 03:23:20 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:23:20 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:23:20 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:23:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:23:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:23:20 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:23:20 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:23:20 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:23:20 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:23:20 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:23:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:23:20 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:23:22 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:23:22 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021368 2024-05-17 03:23:22 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:23:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:23:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:23:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:23:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:23:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:23:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:23:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:23:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:23:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:23:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:23:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:23:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:23:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:23:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:23:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:23:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:23:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:23:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:23:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:23:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:23:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:23:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:23:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:23:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:23:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:23:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:23:30 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:23:30 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:23:30 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:23:31 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:23:31 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:23:32 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:23:20.261690 End time: 2024-05-17 03:23:32.268088 2024-05-17 03:23:32 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:23:32 INFO tclean::::casa ########################################## 2024-05-17 03:23:32 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:23:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:23:32 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) 2024-05-17 03:23:32 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:23:32 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:23:32 2024****** 2024-05-17 03:23:32 INFO ImageFitter::fit+ 2024-05-17 03:23:32 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:23:32 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:23:32 INFO ImageFitter::fit+ --- region: 2024-05-17 03:23:32 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:23:32 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:23:32 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:23:32 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:23:32 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:23:32 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:23:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:23:32 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) 2024-05-17 03:23:32 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:23:32 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:23:32 INFO imstat::::casa ########################################## 2024-05-17 03:23:32 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:23:32 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 ) 2024-05-17 03:23:32 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:23:32 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:23:32 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:23:32 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:23:32 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:23:32 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) 2024-05-17 03:23:32 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:23:32 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:23:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:23:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:23:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:23:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:23:32 INFO imstat:::: Values --- 2024-05-17 03:23:32 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:23:32 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:23:32 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:23:32 INFO imstat:::: -- minimum value [min]: -7.77793e-05 Jy/beam 2024-05-17 03:23:32 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:23:32 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:23:32 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:23:32 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-05-17 03:23:32 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:23:32 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:23:32 INFO imstat:::: Statistics --- 2024-05-17 03:23:32 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:23:32 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:23:32 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:23:32 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:23:32 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam 2024-05-17 03:23:32 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73592e-05 Jy/beam 2024-05-17 03:23:32 INFO imstat:::: -- IQR [quartile]: 3.55982e-05 Jy/beam 2024-05-17 03:23:32 INFO imstat:::: -- First quartile [q1]: -3.45035e-05 Jy/beam 2024-05-17 03:23:32 INFO imstat:::: -- Third quartile [q3]: 1.09469e-06 Jy/beam 2024-05-17 03:23:32 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:23:32 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:23:32 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:23:32 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:23:32 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:23:32 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:23:32 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 2024-05-17 03:23:32 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:23:32.321431 End time: 2024-05-17 03:23:32.342015 2024-05-17 03:23:32 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:23:32 INFO imstat::::casa ########################################## 2024-05-17 03:23:32 INFO phaseshift::::casa ########################################## 2024-05-17 03:23:32 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:23:32 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40d06m0.0019' ) 2024-05-17 03:23:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:23:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:23:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:23:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:23:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:23:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:23:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:23:32 INFO MSTransformManager::open Select data 2024-05-17 03:23:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:23:35 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40d06m0.0019 successfully parsed 2024-05-17 03:23:35 INFO phaseshift::::casa Shift phase center 2024-05-17 03:23:36 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:23:32.356973 End time: 2024-05-17 03:23:36.132581 2024-05-17 03:23:36 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:23:36 INFO phaseshift::::casa ########################################## 2024-05-17 03:23:36 INFO tclean::::casa ########################################## 2024-05-17 03:23:36 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:23:36 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 ) 2024-05-17 03:23:36 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:23:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:23:36 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:23:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:23:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:23:36 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:23:36 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:23:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:23:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:23:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:23:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:23:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:23:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:23:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022896 2024-05-17 03:23:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:23:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:23:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:23:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:23:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 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 % ] 2024-05-17 03:23:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:23:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:23:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:23:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:23:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:23:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:23:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 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. 2024-05-17 03:23:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:23:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:23:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:23:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:23:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:23:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:23:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:23:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:23:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:23:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:23:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:23:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:23:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:23:45 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:23:45 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:23:45 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:23:46 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:23:47 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:23:48 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:23:36.166842 End time: 2024-05-17 03:23:47.865859 2024-05-17 03:23:48 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:23:48 INFO tclean::::casa ########################################## 2024-05-17 03:23:48 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:23:48 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:23:48 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) 2024-05-17 03:23:48 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:23:48 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:23:48 2024****** 2024-05-17 03:23:48 INFO ImageFitter::fit+ 2024-05-17 03:23:48 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:23:48 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:23:48 INFO ImageFitter::fit+ --- region: 2024-05-17 03:23:48 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:23:48 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:23:48 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:23:48 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:23:48 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:23:48 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:23:48 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:23:48 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) 2024-05-17 03:23:48 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:23:48 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:23:48 INFO imstat::::casa ########################################## 2024-05-17 03:23:48 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:23:48 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 ) 2024-05-17 03:23:48 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:23:48 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:23:48 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:23:48 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:23:48 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:23:48 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) 2024-05-17 03:23:48 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:23:48 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:23:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:23:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:23:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:23:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:23:48 INFO imstat:::: Values --- 2024-05-17 03:23:48 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:23:48 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:23:48 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:23:48 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-05-17 03:23:48 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:23:48 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:23:48 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:23:48 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-05-17 03:23:48 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:23:48 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:23:48 INFO imstat:::: Statistics --- 2024-05-17 03:23:48 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:23:48 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:23:48 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:23:48 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:23:48 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-05-17 03:23:48 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-05-17 03:23:48 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-05-17 03:23:48 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-05-17 03:23:48 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-05-17 03:23:48 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:23:48 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:23:48 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:23:48 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:23:48 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:23:48 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:23:48 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 2024-05-17 03:23:48 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:23:47.919705 End time: 2024-05-17 03:23:47.940322 2024-05-17 03:23:48 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:23:48 INFO imstat::::casa ########################################## 2024-05-17 03:23:48 INFO phaseshift::::casa ########################################## 2024-05-17 03:23:48 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:23:48 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 19h53m49.9980 02:40:24.0001' ) 2024-05-17 03:23:48 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:23:48 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:23:48 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:23:48 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:23:48 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:23:48 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:23:48 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:23:48 INFO MSTransformManager::open Select data 2024-05-17 03:23:48 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 ".". 2024-05-17 03:23:51 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 02:40:24.0001 successfully parsed 2024-05-17 03:23:51 INFO phaseshift::::casa Shift phase center 2024-05-17 03:23:52 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:23:47.954278 End time: 2024-05-17 03:23:52.330540 2024-05-17 03:23:52 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:23:52 INFO phaseshift::::casa ########################################## 2024-05-17 03:23:52 INFO tclean::::casa ########################################## 2024-05-17 03:23:52 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:23:52 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 ) 2024-05-17 03:23:52 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:23:52 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:23:52 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:23:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:23:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:23:52 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:23:52 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:23:52 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:23:52 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:23:52 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:23:52 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:23:52 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:23:54 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:23:54 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029277 2024-05-17 03:23:54 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:23:54 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:23:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:23:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:23:56 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:23:56 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:23:56 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:23:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:23:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:23:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:23:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:23:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:23:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:23:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:23:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:23:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:23:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:23:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:23:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:23:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:23:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:23:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:24:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:24:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:24:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:24:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:24:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:24:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:24:02 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:24:02 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:24:02 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:24:02 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:24:03 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:24:04 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:23:52.363030 End time: 2024-05-17 03:24:04.025657 2024-05-17 03:24:04 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:24:04 INFO tclean::::casa ########################################## 2024-05-17 03:24:04 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:24:04 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:24:04 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) 2024-05-17 03:24:04 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:24:04 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:24:04 2024****** 2024-05-17 03:24:04 INFO ImageFitter::fit+ 2024-05-17 03:24:04 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:24:04 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:24:04 INFO ImageFitter::fit+ --- region: 2024-05-17 03:24:04 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:24:04 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:24:04 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:24:04 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:24:04 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:24:04 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:24:04 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:24:04 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) 2024-05-17 03:24:04 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:24:04 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:24:04 INFO imstat::::casa ########################################## 2024-05-17 03:24:04 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:24:04 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 ) 2024-05-17 03:24:04 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:24:04 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:24:04 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:24:04 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:24:04 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:24:04 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) 2024-05-17 03:24:04 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:24:04 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:24:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:24:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:24:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:24:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:24:04 INFO imstat:::: Values --- 2024-05-17 03:24:04 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:24:04 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:24:04 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:24:04 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-05-17 03:24:04 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:24:04 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:24:04 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:24:04 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-05-17 03:24:04 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:24:04 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:24:04 INFO imstat:::: Statistics --- 2024-05-17 03:24:04 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:24:04 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:24:04 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:24:04 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:24:04 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-05-17 03:24:04 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-05-17 03:24:04 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-05-17 03:24:04 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-05-17 03:24:04 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-05-17 03:24:04 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:24:04 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:24:04 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:24:04 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:24:04 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:24:04 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:24:04 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 2024-05-17 03:24:04 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:24:04.084672 End time: 2024-05-17 03:24:04.106212 2024-05-17 03:24:04 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:24:04 INFO imstat::::casa ########################################## 2024-05-17 03:24:04 INFO phaseshift::::casa ########################################## 2024-05-17 03:24:04 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:24:04 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40.100000528deg' ) 2024-05-17 03:24:04 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:24:04 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:24:04 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:24:04 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:24:04 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:24:04 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:24:04 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:24:04 INFO MSTransformManager::open Select data 2024-05-17 03:24:04 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:24:07 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40.100000528deg successfully parsed 2024-05-17 03:24:07 INFO phaseshift::::casa Shift phase center 2024-05-17 03:24:08 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:24:04.120136 End time: 2024-05-17 03:24:08.089947 2024-05-17 03:24:08 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:24:08 INFO phaseshift::::casa ########################################## 2024-05-17 03:24:08 INFO tclean::::casa ########################################## 2024-05-17 03:24:08 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:24:08 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 ) 2024-05-17 03:24:08 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:24:08 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:24:08 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:24:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:24:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:24:08 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:24:08 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:24:08 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:24:08 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:24:08 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:24:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:24:08 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:24:09 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:24:09 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02408 2024-05-17 03:24:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:24:10 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:24:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:24:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:24:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:24:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:24:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:24:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:24:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:24:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:24:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:24:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:24:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:24:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:24:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:24:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:24:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:24:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:24:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:24:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:24:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:24:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:24:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:24:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:24:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:24:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:24:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:24:17 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:24:17 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:24:17 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:24:18 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:24:19 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:24:20 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:24:08.124901 End time: 2024-05-17 03:24:19.906398 2024-05-17 03:24:20 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:24:20 INFO tclean::::casa ########################################## 2024-05-17 03:24:20 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:24:20 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:24:20 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) 2024-05-17 03:24:20 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:24:20 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:24:20 2024****** 2024-05-17 03:24:20 INFO ImageFitter::fit+ 2024-05-17 03:24:20 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:24:20 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:24:20 INFO ImageFitter::fit+ --- region: 2024-05-17 03:24:20 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:24:20 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:24:20 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:24:20 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:24:20 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:24:20 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:24:20 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:24:20 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) 2024-05-17 03:24:20 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:24:20 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:24:20 INFO imstat::::casa ########################################## 2024-05-17 03:24:20 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:24:20 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 ) 2024-05-17 03:24:20 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:24:20 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:24:20 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:24:20 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:24:20 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:24:20 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) 2024-05-17 03:24:20 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:24:20 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:24:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:24:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:24:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:24:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:24:20 INFO imstat:::: Values --- 2024-05-17 03:24:20 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:24:20 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:24:20 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:24:20 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-05-17 03:24:20 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:24:20 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:24:20 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:24:20 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-05-17 03:24:20 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:24:20 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:24:20 INFO imstat:::: Statistics --- 2024-05-17 03:24:20 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:24:20 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:24:20 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:24:20 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:24:20 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-05-17 03:24:20 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-05-17 03:24:20 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-05-17 03:24:20 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-05-17 03:24:20 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-05-17 03:24:20 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:24:20 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:24:20 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:24:20 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:24:20 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:24:20 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:24:20 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 2024-05-17 03:24:20 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:24:19.966259 End time: 2024-05-17 03:24:19.993101 2024-05-17 03:24:20 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:24:20 INFO imstat::::casa ########################################## 2024-05-17 03:24:20 INFO phaseshift::::casa ########################################## 2024-05-17 03:24:20 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:24:20 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' ) 2024-05-17 03:24:20 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:24:20 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:24:20 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:24:20 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:24:20 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:24:20 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:24:20 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:24:20 INFO MSTransformManager::open Select data 2024-05-17 03:24:20 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:24:23 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 0.699877039rad successfully parsed 2024-05-17 03:24:23 INFO phaseshift::::casa Shift phase center 2024-05-17 03:24:24 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:24:20.007386 End time: 2024-05-17 03:24:23.900959 2024-05-17 03:24:24 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:24:24 INFO phaseshift::::casa ########################################## 2024-05-17 03:24:24 INFO tclean::::casa ########################################## 2024-05-17 03:24:24 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:24:24 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 ) 2024-05-17 03:24:24 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:24:24 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:24:24 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:24:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:24:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:24:24 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:24:24 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:24:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:24:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:24:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:24:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:24:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:24:25 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:24:26 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022209 2024-05-17 03:24:26 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:24:26 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:24:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:24:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:24:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 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 % ] 2024-05-17 03:24:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:24:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:24:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:24:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:24:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:24:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:24:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 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. 2024-05-17 03:24:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:24:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:24:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:24:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:24:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:24:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:24:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:24:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:24:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:24:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:24:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:24:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:24:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:24:34 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:24:34 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:24:34 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:24:34 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:24:35 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:24:36 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:24:23.934167 End time: 2024-05-17 03:24:35.958952 2024-05-17 03:24:36 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:24:36 INFO tclean::::casa ########################################## 2024-05-17 03:24:36 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:24:36 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:24:36 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) 2024-05-17 03:24:36 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:24:36 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:24:36 2024****** 2024-05-17 03:24:36 INFO ImageFitter::fit+ 2024-05-17 03:24:36 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:24:36 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:24:36 INFO ImageFitter::fit+ --- region: 2024-05-17 03:24:36 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:24:36 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:24:36 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:24:36 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:24:36 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:24:36 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:24:36 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:24:36 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) 2024-05-17 03:24:36 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:24:36 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:24:36 INFO imstat::::casa ########################################## 2024-05-17 03:24:36 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:24:36 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 ) 2024-05-17 03:24:36 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:24:36 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:24:36 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:24:36 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:24:36 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:24:36 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) 2024-05-17 03:24:36 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:24:36 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:24:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:24:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:24:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:24:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:24:36 INFO imstat:::: Values --- 2024-05-17 03:24:36 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:24:36 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:24:36 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:24:36 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-05-17 03:24:36 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:24:36 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:24:36 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:24:36 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-05-17 03:24:36 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:24:36 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:24:36 INFO imstat:::: Statistics --- 2024-05-17 03:24:36 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:24:36 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:24:36 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:24:36 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:24:36 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-05-17 03:24:36 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-05-17 03:24:36 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-05-17 03:24:36 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-05-17 03:24:36 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-05-17 03:24:36 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:24:36 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:24:36 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:24:36 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:24:36 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:24:36 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:24:36 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 2024-05-17 03:24:36 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:24:36.011127 End time: 2024-05-17 03:24:36.031467 2024-05-17 03:24:36 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:24:36 INFO imstat::::casa ########################################## 2024-05-17 03:24:36 INFO phaseshift::::casa ########################################## 2024-05-17 03:24:36 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:24:36 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' ) 2024-05-17 03:24:36 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:24:36 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:24:36 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:24:36 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:24:36 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:24:36 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:24:36 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:24:36 INFO MSTransformManager::open Select data 2024-05-17 03:24:36 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:24:39 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40d06m0.0019 successfully parsed 2024-05-17 03:24:39 INFO phaseshift::::casa Shift phase center 2024-05-17 03:24:40 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:24:36.045759 End time: 2024-05-17 03:24:39.761809 2024-05-17 03:24:40 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:24:40 INFO phaseshift::::casa ########################################## 2024-05-17 03:24:40 INFO tclean::::casa ########################################## 2024-05-17 03:24:40 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:24:40 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 ) 2024-05-17 03:24:40 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:24:40 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:24:40 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:24:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:24:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:24:40 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:24:40 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:24:40 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:24:40 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:24:40 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:24:40 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:24:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:24:41 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:24:41 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028737 2024-05-17 03:24:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:24:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:24:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:24:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:24:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:24:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:24:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:24:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:24:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:24:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:24:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:24:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:24:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:24:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:24:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:24:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:24:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:24:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:24:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:24:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:24:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:24:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:24:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:24:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:24:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:24:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:24:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:24:49 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:24:49 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:24:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:24:50 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:24:50 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:24:52 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:24:39.794906 End time: 2024-05-17 03:24:51.606330 2024-05-17 03:24:52 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:24:52 INFO tclean::::casa ########################################## 2024-05-17 03:24:52 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:24:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:24:52 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) 2024-05-17 03:24:52 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:24:52 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:24:52 2024****** 2024-05-17 03:24:52 INFO ImageFitter::fit+ 2024-05-17 03:24:52 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:24:52 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:24:52 INFO ImageFitter::fit+ --- region: 2024-05-17 03:24:52 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:24:52 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:24:52 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:24:52 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:24:52 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:24:52 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:24:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:24:52 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) 2024-05-17 03:24:52 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:24:52 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:24:52 INFO imstat::::casa ########################################## 2024-05-17 03:24:52 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:24:52 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 ) 2024-05-17 03:24:52 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:24:52 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:24:52 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:24:52 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:24:52 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:24:52 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) 2024-05-17 03:24:52 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:24:52 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:24:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:24:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:24:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:24:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:24:52 INFO imstat:::: Values --- 2024-05-17 03:24:52 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:24:52 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:24:52 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:24:52 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-05-17 03:24:52 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:24:52 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:24:52 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:24:52 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-05-17 03:24:52 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:24:52 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:24:52 INFO imstat:::: Statistics --- 2024-05-17 03:24:52 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:24:52 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:24:52 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:24:52 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:24:52 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-05-17 03:24:52 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-05-17 03:24:52 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-05-17 03:24:52 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-05-17 03:24:52 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-05-17 03:24:52 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:24:52 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:24:52 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:24:52 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:24:52 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:24:52 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:24:52 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 2024-05-17 03:24:52 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:24:51.662757 End time: 2024-05-17 03:24:51.698071 2024-05-17 03:24:52 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:24:52 INFO imstat::::casa ########################################## 2024-05-17 03:24:52 INFO phaseshift::::casa ########################################## 2024-05-17 03:24:52 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:24:52 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 02:40:24.0001' ) 2024-05-17 03:24:52 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:24:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:24:52 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:24:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:24:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:24:52 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:24:52 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:24:52 INFO MSTransformManager::open Select data 2024-05-17 03:24:52 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 ".". 2024-05-17 03:24:54 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 02:40:24.0001 successfully parsed 2024-05-17 03:24:55 INFO phaseshift::::casa Shift phase center 2024-05-17 03:24:56 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:24:51.712149 End time: 2024-05-17 03:24:55.800538 2024-05-17 03:24:56 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:24:56 INFO phaseshift::::casa ########################################## 2024-05-17 03:24:56 INFO tclean::::casa ########################################## 2024-05-17 03:24:56 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:24:56 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 ) 2024-05-17 03:24:56 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:24:56 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:24:56 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:24:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:24:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:24:56 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:24:56 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:24:56 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:24:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:24:56 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:24:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:24:56 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:24:57 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:24:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022449 2024-05-17 03:24:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:24:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:24:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:24:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:24:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:24:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:24:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:24:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:24:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:25:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:25:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:25:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:25:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:25:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:25:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:25:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:25:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:25:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:25:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:25:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:25:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:25:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:25:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:25:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:25:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:25:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:25:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:25:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:25:05 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:25:05 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:25:05 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:25:06 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:25:06 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:25:07 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:24:55.833637 End time: 2024-05-17 03:25:07.394716 2024-05-17 03:25:07 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:25:07 INFO tclean::::casa ########################################## 2024-05-17 03:25:07 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:25:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:25:07 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) 2024-05-17 03:25:07 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:25:07 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:25:07 2024****** 2024-05-17 03:25:07 INFO ImageFitter::fit+ 2024-05-17 03:25:07 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:25:07 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:25:07 INFO ImageFitter::fit+ --- region: 2024-05-17 03:25:07 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:25:07 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:25:07 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:25:07 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:25:07 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:25:07 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:25:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:25:07 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) 2024-05-17 03:25:07 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:25:07 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:25:07 INFO imstat::::casa ########################################## 2024-05-17 03:25:07 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:25:07 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 ) 2024-05-17 03:25:07 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:25:07 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:25:07 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:25:07 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:25:07 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:25:07 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) 2024-05-17 03:25:07 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:25:07 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:25:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:25:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:25:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:25:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:25:07 INFO imstat:::: Values --- 2024-05-17 03:25:07 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:25:07 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:25:07 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:25:07 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-05-17 03:25:07 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:25:07 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:25:07 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:25:07 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-05-17 03:25:07 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:25:07 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:25:07 INFO imstat:::: Statistics --- 2024-05-17 03:25:07 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:25:07 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:25:07 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:25:07 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:25:07 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-05-17 03:25:07 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-05-17 03:25:07 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-05-17 03:25:07 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-05-17 03:25:07 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-05-17 03:25:07 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:25:07 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:25:07 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:25:07 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:25:07 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:25:07 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:25:07 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 2024-05-17 03:25:07 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:25:07.445962 End time: 2024-05-17 03:25:07.466199 2024-05-17 03:25:07 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:25:07 INFO imstat::::casa ########################################## 2024-05-17 03:25:07 INFO phaseshift::::casa ########################################## 2024-05-17 03:25:07 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:25:07 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 40.100000528deg' ) 2024-05-17 03:25:07 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:25:07 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:25:07 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:25:07 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:25:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:25:07 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:25:07 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:25:08 INFO MSTransformManager::open Select data 2024-05-17 03:25:08 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:25:10 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40.100000528deg successfully parsed 2024-05-17 03:25:10 INFO phaseshift::::casa Shift phase center 2024-05-17 03:25:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:25:07.478824 End time: 2024-05-17 03:25:11.443141 2024-05-17 03:25:11 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:25:11 INFO phaseshift::::casa ########################################## 2024-05-17 03:25:11 INFO tclean::::casa ########################################## 2024-05-17 03:25:11 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:25:11 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 ) 2024-05-17 03:25:11 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:25:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:25:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:25:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:25:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:25:12 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:25:12 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:25:12 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:25:12 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:25:12 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:25:12 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:25:12 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:25:13 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:25:13 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021686 2024-05-17 03:25:13 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:25:13 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:25:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:25:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:25:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:25:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:25:15 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:25:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:25:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:25:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:25:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:25:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:25:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:25:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:25:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:25:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:25:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:25:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:25:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:25:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:25:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:25:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:25:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:25:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:25:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:25:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:25:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:25:21 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:25:21 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:25:21 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:25:22 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:25:22 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:25:23 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:25:11.477007 End time: 2024-05-17 03:25:23.334377 2024-05-17 03:25:23 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:25:23 INFO tclean::::casa ########################################## 2024-05-17 03:25:23 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:25:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:25:23 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) 2024-05-17 03:25:23 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:25:23 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:25:23 2024****** 2024-05-17 03:25:23 INFO ImageFitter::fit+ 2024-05-17 03:25:23 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:25:23 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:25:23 INFO ImageFitter::fit+ --- region: 2024-05-17 03:25:23 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:25:23 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:25:23 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:25:23 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:25:23 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:25:23 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:25:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:25:23 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) 2024-05-17 03:25:23 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:25:23 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:25:23 INFO imstat::::casa ########################################## 2024-05-17 03:25:23 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:25:23 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 ) 2024-05-17 03:25:23 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:25:23 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:25:23 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:25:23 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:25:23 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:25:23 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) 2024-05-17 03:25:23 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:25:23 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:25:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:25:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:25:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:25:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:25:23 INFO imstat:::: Values --- 2024-05-17 03:25:23 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:25:23 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:25:23 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:25:23 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-05-17 03:25:23 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:25:23 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:25:23 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:25:23 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-05-17 03:25:23 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:25:23 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:25:23 INFO imstat:::: Statistics --- 2024-05-17 03:25:23 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:25:23 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:25:23 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:25:23 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:25:23 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-05-17 03:25:23 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-05-17 03:25:23 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-05-17 03:25:23 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-05-17 03:25:23 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-05-17 03:25:23 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:25:23 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:25:23 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:25:23 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:25:23 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:25:23 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:25:23 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 2024-05-17 03:25:23 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:25:23.388861 End time: 2024-05-17 03:25:23.409722 2024-05-17 03:25:23 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:25:23 INFO imstat::::casa ########################################## 2024-05-17 03:25:23 INFO phaseshift::::casa ########################################## 2024-05-17 03:25:23 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:25:23 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 0.699877039rad' ) 2024-05-17 03:25:23 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:25:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:25:23 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:25:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:25:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:25:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:25:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:25:23 INFO MSTransformManager::open Select data 2024-05-17 03:25:23 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:25:26 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 0.699877039rad successfully parsed 2024-05-17 03:25:26 INFO phaseshift::::casa Shift phase center 2024-05-17 03:25:27 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:25:23.423398 End time: 2024-05-17 03:25:27.130557 2024-05-17 03:25:27 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:25:27 INFO phaseshift::::casa ########################################## 2024-05-17 03:25:27 INFO tclean::::casa ########################################## 2024-05-17 03:25:27 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:25:27 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 ) 2024-05-17 03:25:27 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:25:27 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:25:27 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:25:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:25:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:25:27 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:25:27 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:25:27 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:25:27 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:25:27 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:25:27 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:25:27 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:25:28 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:25:29 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022001 2024-05-17 03:25:29 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:25:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:25:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:25:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:25:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:25:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:25:31 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:25:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:25:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:25:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:25:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:25:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:25:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:25:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:25:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:25:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:25:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:25:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:25:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:25:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:25:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:25:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:25:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:25:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:25:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:25:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:25:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:25:37 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:25:37 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:25:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:25:38 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:25:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:25:39 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:25:27.163362 End time: 2024-05-17 03:25:39.114412 2024-05-17 03:25:39 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:25:39 INFO tclean::::casa ########################################## 2024-05-17 03:25:39 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:25:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:25:39 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) 2024-05-17 03:25:39 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:25:39 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:25:39 2024****** 2024-05-17 03:25:39 INFO ImageFitter::fit+ 2024-05-17 03:25:39 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:25:39 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:25:39 INFO ImageFitter::fit+ --- region: 2024-05-17 03:25:39 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:25:39 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:25:39 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:25:39 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:25:39 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:25:39 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:25:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:25:39 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) 2024-05-17 03:25:39 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:25:39 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:25:39 INFO imstat::::casa ########################################## 2024-05-17 03:25:39 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:25:39 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 ) 2024-05-17 03:25:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:25:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:25:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:25:39 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:25:39 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:25:39 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) 2024-05-17 03:25:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:25:39 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:25:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:25:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:25:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:25:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:25:39 INFO imstat:::: Values --- 2024-05-17 03:25:39 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:25:39 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:25:39 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:25:39 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-05-17 03:25:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:25:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:25:39 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:25:39 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-05-17 03:25:39 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:25:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:25:39 INFO imstat:::: Statistics --- 2024-05-17 03:25:39 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:25:39 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:25:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:25:39 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:25:39 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-05-17 03:25:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-05-17 03:25:39 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-05-17 03:25:39 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-05-17 03:25:39 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-05-17 03:25:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:25:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:25:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:25:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:25:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:25:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:25:39 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 2024-05-17 03:25:39 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:25:39.169799 End time: 2024-05-17 03:25:39.202494 2024-05-17 03:25:39 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:25:39 INFO imstat::::casa ########################################## 2024-05-17 03:25:39 INFO phaseshift::::casa ########################################## 2024-05-17 03:25:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:25:39 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 40d06m0.0019' ) 2024-05-17 03:25:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:25:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:25:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:25:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:25:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:25:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:25:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:25:39 INFO MSTransformManager::open Select data 2024-05-17 03:25:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:25:42 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40d06m0.0019 successfully parsed 2024-05-17 03:25:42 INFO phaseshift::::casa Shift phase center 2024-05-17 03:25:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:25:39.215923 End time: 2024-05-17 03:25:43.087995 2024-05-17 03:25:43 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:25:43 INFO phaseshift::::casa ########################################## 2024-05-17 03:25:43 INFO tclean::::casa ########################################## 2024-05-17 03:25:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:25:43 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 ) 2024-05-17 03:25:43 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:25:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:25:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:25:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:25:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:25:43 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:25:43 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:25:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:25:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:25:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:25:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:25:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:25:44 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:25:44 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022008 2024-05-17 03:25:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:25:44 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:25:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:25:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:25:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:25:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:25:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:25:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:25:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:25:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:25:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:25:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:25:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:25:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:25:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:25:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:25:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:25:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:25:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:25:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:25:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:25:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:25:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:25:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:25:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:25:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:25:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:25:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:25:53 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:25:53 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:25:53 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:25:53 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:25:54 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:25:55 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:25:43.121009 End time: 2024-05-17 03:25:55.023259 2024-05-17 03:25:55 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:25:55 INFO tclean::::casa ########################################## 2024-05-17 03:25:55 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:25:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:25:55 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) 2024-05-17 03:25:55 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:25:55 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:25:55 2024****** 2024-05-17 03:25:55 INFO ImageFitter::fit+ 2024-05-17 03:25:55 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:25:55 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:25:55 INFO ImageFitter::fit+ --- region: 2024-05-17 03:25:55 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:25:55 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:25:55 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:25:55 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:25:55 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:25:55 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:25:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:25:55 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) 2024-05-17 03:25:55 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:25:55 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:25:55 INFO imstat::::casa ########################################## 2024-05-17 03:25:55 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:25:55 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 ) 2024-05-17 03:25:55 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:25:55 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:25:55 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:25:55 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:25:55 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:25:55 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) 2024-05-17 03:25:55 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:25:55 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:25:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:25:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:25:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:25:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:25:55 INFO imstat:::: Values --- 2024-05-17 03:25:55 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:25:55 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:25:55 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:25:55 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-05-17 03:25:55 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:25:55 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:25:55 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:25:55 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-05-17 03:25:55 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:25:55 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:25:55 INFO imstat:::: Statistics --- 2024-05-17 03:25:55 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:25:55 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:25:55 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:25:55 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:25:55 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-05-17 03:25:55 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-05-17 03:25:55 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-05-17 03:25:55 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-05-17 03:25:55 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-05-17 03:25:55 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:25:55 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:25:55 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:25:55 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:25:55 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:25:55 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:25:55 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 2024-05-17 03:25:55 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:25:55.081578 End time: 2024-05-17 03:25:55.106045 2024-05-17 03:25:55 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:25:55 INFO imstat::::casa ########################################## 2024-05-17 03:25:55 INFO phaseshift::::casa ########################################## 2024-05-17 03:25:55 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:25:55 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 02:40:24.0001' ) 2024-05-17 03:25:55 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:25:55 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:25:55 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:25:55 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:25:55 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:25:55 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:25:55 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:25:55 INFO MSTransformManager::open Select data 2024-05-17 03:25:55 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 ".". 2024-05-17 03:25:58 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 02:40:24.0001 successfully parsed 2024-05-17 03:25:58 INFO phaseshift::::casa Shift phase center 2024-05-17 03:25:59 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:25:55.121495 End time: 2024-05-17 03:25:59.002877 2024-05-17 03:25:59 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:25:59 INFO phaseshift::::casa ########################################## 2024-05-17 03:25:59 INFO tclean::::casa ########################################## 2024-05-17 03:25:59 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:25:59 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 ) 2024-05-17 03:25:59 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:25:59 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:25:59 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:25:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:25:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:25:59 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:25:59 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:25:59 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:25:59 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:25:59 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:25:59 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:25:59 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:26:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:26:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021628 2024-05-17 03:26:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:26:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:26:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:26:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:26:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 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 % ] 2024-05-17 03:26:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:26:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:26:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:26:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:26:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:26:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:26:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:26:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:26:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:26:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:26:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:26:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 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. 2024-05-17 03:26:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:26:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:26:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:26:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 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. 2024-05-17 03:26:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:26:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:26:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:26:08 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:26:08 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:26:08 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:26:09 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:26:10 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:26:11 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:25:59.035845 End time: 2024-05-17 03:26:10.892034 2024-05-17 03:26:11 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:26:11 INFO tclean::::casa ########################################## 2024-05-17 03:26:11 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:26:11 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 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) 2024-05-17 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 2024-05-17 03:26:11 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:26:11 2024****** 2024-05-17 03:26:11 INFO ImageFitter::fit+ 2024-05-17 03:26:11 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:26:11 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:26:11 INFO ImageFitter::fit+ --- region: 2024-05-17 03:26:11 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:26:11 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:26:11 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:26:11 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:26:11 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:26:11 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:26:11 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:26:11 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) 2024-05-17 03:26:11 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:26:11 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:26:11 INFO imstat::::casa ########################################## 2024-05-17 03:26:11 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 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 ) 2024-05-17 03:26:11 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:26:11 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:26:11 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:26:11 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:26:11 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 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) 2024-05-17 03:26:11 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:26:11 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:26:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:26:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:26:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:26:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:26:11 INFO imstat:::: Values --- 2024-05-17 03:26:11 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:26:11 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:26:11 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:26:11 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-05-17 03:26:11 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:26:11 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:26:11 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:26:11 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-05-17 03:26:11 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:26:11 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:26:11 INFO imstat:::: Statistics --- 2024-05-17 03:26:11 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:26:11 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:26:11 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:26:11 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:26:11 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-05-17 03:26:11 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-05-17 03:26:11 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-05-17 03:26:11 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-05-17 03:26:11 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-05-17 03:26:11 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:26:11 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:26:11 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:26:11 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:26:11 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:26:11 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:26:11 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 2024-05-17 03:26:11 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:26:10.945343 End time: 2024-05-17 03:26:10.968299 2024-05-17 03:26:11 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:26:11 INFO imstat::::casa ########################################## 2024-05-17 03:26:11 INFO phaseshift::::casa ########################################## 2024-05-17 03:26:11 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 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='ICRS 298.458325000deg 40.100000528deg' ) 2024-05-17 03:26:11 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:26:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:26:11 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:26:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:26:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:26:11 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:26:11 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:26:11 INFO MSTransformManager::open Select data 2024-05-17 03:26:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:26:14 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40.100000528deg successfully parsed 2024-05-17 03:26:14 INFO phaseshift::::casa Shift phase center 2024-05-17 03:26:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:26:10.981831 End time: 2024-05-17 03:26:14.756504 2024-05-17 03:26:15 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:26:15 INFO phaseshift::::casa ########################################## 2024-05-17 03:26:15 INFO tclean::::casa ########################################## 2024-05-17 03:26:15 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:26:15 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 ) 2024-05-17 03:26:15 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:26:15 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:26:15 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:26:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:26:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:26:15 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:26:15 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:26:15 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:26:15 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:26:15 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:26:15 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:26:15 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:26:16 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:26:16 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022084 2024-05-17 03:26:16 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:26:16 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:26:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:26:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:26:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:26:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:26:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:26:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:26:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:26:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:26:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:26:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:26:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:26:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:26:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:26:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:26:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:26:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:26:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:26:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:26:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:26:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:26:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:26:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:26:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:26:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:26:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:26:24 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:26:24 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:26:24 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:26:25 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:26:25 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:26:26 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:26:14.789011 End time: 2024-05-17 03:26:26.313868 2024-05-17 03:26:26 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:26:26 INFO tclean::::casa ########################################## 2024-05-17 03:26:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:26:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:26:26 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) 2024-05-17 03:26:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:26:26 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:26:26 2024****** 2024-05-17 03:26:26 INFO ImageFitter::fit+ 2024-05-17 03:26:26 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:26:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:26:26 INFO ImageFitter::fit+ --- region: 2024-05-17 03:26:26 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:26:26 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:26:26 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:26:26 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:26:26 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:26:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:26:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:26:26 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) 2024-05-17 03:26:26 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:26:26 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:26:26 INFO imstat::::casa ########################################## 2024-05-17 03:26:26 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:26:26 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 ) 2024-05-17 03:26:26 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:26:26 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:26:26 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:26:26 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:26:26 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:26:26 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) 2024-05-17 03:26:26 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:26:26 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:26:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:26:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:26:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:26:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:26:26 INFO imstat:::: Values --- 2024-05-17 03:26:26 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:26:26 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:26:26 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:26:26 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-05-17 03:26:26 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:26:26 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:26:26 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:26:26 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-05-17 03:26:26 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:26:26 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:26:26 INFO imstat:::: Statistics --- 2024-05-17 03:26:26 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:26:26 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:26:26 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:26:26 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:26:26 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-05-17 03:26:26 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-05-17 03:26:26 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-05-17 03:26:26 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-05-17 03:26:26 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-05-17 03:26:26 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:26:26 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:26:26 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:26:26 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:26:26 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:26:26 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:26:26 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 2024-05-17 03:26:26 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:26:26.366979 End time: 2024-05-17 03:26:26.388607 2024-05-17 03:26:26 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:26:26 INFO imstat::::casa ########################################## 2024-05-17 03:26:26 INFO phaseshift::::casa ########################################## 2024-05-17 03:26:26 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:26:26 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 298.458325000deg 0.699877039rad' ) 2024-05-17 03:26:26 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:26:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:26:26 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:26:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:26:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:26:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:26:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:26:26 INFO MSTransformManager::open Select data 2024-05-17 03:26:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:26:29 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 0.699877039rad successfully parsed 2024-05-17 03:26:29 INFO phaseshift::::casa Shift phase center 2024-05-17 03:26:30 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:26:26.402155 End time: 2024-05-17 03:26:30.465906 2024-05-17 03:26:30 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:26:30 INFO phaseshift::::casa ########################################## 2024-05-17 03:26:31 INFO tclean::::casa ########################################## 2024-05-17 03:26:31 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:26:31 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 ) 2024-05-17 03:26:31 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:26:31 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:26:31 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:26:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:26:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:26:31 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:26:31 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:26:31 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:26:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:26:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:26:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:26:31 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:26:32 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:26:32 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023485 2024-05-17 03:26:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:26:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:26:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:26:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:26:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:26:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:26:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:26:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:26:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:26:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:26:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:26:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:26:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:26:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:26:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:26:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:26:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:26:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:26:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:26:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:26:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:26:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:26:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:26:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:26:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:26:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:26:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:26:40 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:26:40 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:26:40 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:26:41 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:26:41 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:26:42 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:26:30.500703 End time: 2024-05-17 03:26:42.347765 2024-05-17 03:26:42 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:26:42 INFO tclean::::casa ########################################## 2024-05-17 03:26:42 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:26:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:26:42 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) 2024-05-17 03:26:42 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:26:42 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:26:42 2024****** 2024-05-17 03:26:42 INFO ImageFitter::fit+ 2024-05-17 03:26:42 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:26:42 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:26:42 INFO ImageFitter::fit+ --- region: 2024-05-17 03:26:42 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:26:42 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:26:42 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:26:42 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:26:42 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:26:42 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:26:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:26:42 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) 2024-05-17 03:26:42 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:26:42 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:26:42 INFO imstat::::casa ########################################## 2024-05-17 03:26:42 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:26:42 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 ) 2024-05-17 03:26:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:26:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:26:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:26:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:26:42 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:26:42 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) 2024-05-17 03:26:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:26:42 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:26:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:26:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:26:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:26:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:26:42 INFO imstat:::: Values --- 2024-05-17 03:26:42 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:26:42 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:26:42 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:26:42 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-05-17 03:26:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:26:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:26:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:26:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-05-17 03:26:42 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:26:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:26:42 INFO imstat:::: Statistics --- 2024-05-17 03:26:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:26:42 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:26:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:26:42 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:26:42 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-05-17 03:26:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-05-17 03:26:42 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-05-17 03:26:42 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-05-17 03:26:42 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-05-17 03:26:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:26:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:26:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:26:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:26:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:26:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:26:42 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 2024-05-17 03:26:42 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:26:42.401553 End time: 2024-05-17 03:26:42.422699 2024-05-17 03:26:42 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:26:42 INFO imstat::::casa ########################################## 2024-05-17 03:26:42 INFO phaseshift::::casa ########################################## 2024-05-17 03:26:42 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:26:42 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 40d06m0.0019' ) 2024-05-17 03:26:42 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:26:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:26:42 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:26:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:26:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:26:42 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:26:42 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:26:42 INFO MSTransformManager::open Select data 2024-05-17 03:26:42 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:26:45 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40d06m0.0019 successfully parsed 2024-05-17 03:26:45 INFO phaseshift::::casa Shift phase center 2024-05-17 03:26:46 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:26:42.436026 End time: 2024-05-17 03:26:46.220568 2024-05-17 03:26:46 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:26:46 INFO phaseshift::::casa ########################################## 2024-05-17 03:26:46 INFO tclean::::casa ########################################## 2024-05-17 03:26:46 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:26:46 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 ) 2024-05-17 03:26:46 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:26:46 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:26:46 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:26:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:26:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:26:46 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:26:46 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:26:46 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:26:46 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:26:46 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:26:46 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:26:46 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:26:48 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:26:48 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021759 2024-05-17 03:26:48 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:26:48 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:26:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:26:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:26:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:26:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:26:50 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:26:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:26:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:26:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:26:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:26:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:26:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:26:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:26:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:26:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:26:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:26:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:26:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:26:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:26:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:26:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:26:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:26:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:26:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:26:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:26:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:26:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:26:55 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:26:55 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:26:55 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:26:56 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:26:57 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:26:58 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:26:46.256727 End time: 2024-05-17 03:26:57.778467 2024-05-17 03:26:58 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:26:58 INFO tclean::::casa ########################################## 2024-05-17 03:26:58 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:26:58 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:26:58 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) 2024-05-17 03:26:58 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:26:58 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:26:58 2024****** 2024-05-17 03:26:58 INFO ImageFitter::fit+ 2024-05-17 03:26:58 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:26:58 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:26:58 INFO ImageFitter::fit+ --- region: 2024-05-17 03:26:58 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:26:58 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:26:58 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:26:58 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:26:58 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:26:58 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:26:58 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:26:58 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) 2024-05-17 03:26:58 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:26:58 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:26:58 INFO imstat::::casa ########################################## 2024-05-17 03:26:58 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:26:58 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 ) 2024-05-17 03:26:58 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:26:58 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:26:58 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:26:58 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:26:58 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:26:58 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) 2024-05-17 03:26:58 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:26:58 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:26:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:26:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:26:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:26:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:26:58 INFO imstat:::: Values --- 2024-05-17 03:26:58 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:26:58 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:26:58 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:26:58 INFO imstat:::: -- minimum value [min]: -7.77984e-05 Jy/beam 2024-05-17 03:26:58 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:26:58 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:26:58 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:26:58 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-05-17 03:26:58 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:26:58 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:26:58 INFO imstat:::: Statistics --- 2024-05-17 03:26:58 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:26:58 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:26:58 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:26:58 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:26:58 INFO imstat:::: -- Median of the pixel values [median]: -1.86704e-05 Jy/beam 2024-05-17 03:26:58 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7365e-05 Jy/beam 2024-05-17 03:26:58 INFO imstat:::: -- IQR [quartile]: 3.56348e-05 Jy/beam 2024-05-17 03:26:58 INFO imstat:::: -- First quartile [q1]: -3.45131e-05 Jy/beam 2024-05-17 03:26:58 INFO imstat:::: -- Third quartile [q3]: 1.12172e-06 Jy/beam 2024-05-17 03:26:58 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:26:58 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:26:58 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:26:58 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:26:58 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:26:58 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:26:58 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 2024-05-17 03:26:58 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:26:57.834311 End time: 2024-05-17 03:26:57.854973 2024-05-17 03:26:58 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:26:58 INFO imstat::::casa ########################################## 2024-05-17 03:26:58 INFO phaseshift::::casa ########################################## 2024-05-17 03:26:58 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:26:58 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 5.209080451rad 02:40:24.0001' ) 2024-05-17 03:26:58 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:26:58 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:26:58 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:26:58 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:26:58 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:26:58 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:26:58 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:26:58 INFO MSTransformManager::open Select data 2024-05-17 03:26:58 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 ".". 2024-05-17 03:27:00 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 02:40:24.0001 successfully parsed 2024-05-17 03:27:00 INFO phaseshift::::casa Shift phase center 2024-05-17 03:27:02 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:26:57.869004 End time: 2024-05-17 03:27:01.576137 2024-05-17 03:27:02 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:27:02 INFO phaseshift::::casa ########################################## 2024-05-17 03:27:02 INFO tclean::::casa ########################################## 2024-05-17 03:27:02 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:27:02 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 ) 2024-05-17 03:27:02 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:27:02 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:27:02 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:27:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:27:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:27:02 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:27:02 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:27:02 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:27:02 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:27:02 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:27:02 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:27:02 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:27:03 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:27:03 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022237 2024-05-17 03:27:03 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:27:03 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:27:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:27:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:27:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:27:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:27:05 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:27:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:27:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:27:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:27:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:27:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:27:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:27:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:27:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:27:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:27:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:27:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:27:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:27:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:27:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:27:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:27:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:27:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:27:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:27:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:27:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:27:11 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:27:11 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:27:11 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:27:12 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:27:12 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:27:13 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:27:01.609383 End time: 2024-05-17 03:27:13.370892 2024-05-17 03:27:13 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:27:13 INFO tclean::::casa ########################################## 2024-05-17 03:27:13 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:27:13 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:27:13 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) 2024-05-17 03:27:13 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:27:13 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:27:13 2024****** 2024-05-17 03:27:13 INFO ImageFitter::fit+ 2024-05-17 03:27:13 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:27:13 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:27:13 INFO ImageFitter::fit+ --- region: 2024-05-17 03:27:13 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:27:13 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:27:13 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:27:13 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:27:13 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:27:13 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:27:13 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:27:13 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) 2024-05-17 03:27:13 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116894 Jy 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126508 Jy 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:27:13 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:27:13 INFO imstat::::casa ########################################## 2024-05-17 03:27:13 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:27:13 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 ) 2024-05-17 03:27:13 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:27:13 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:27:13 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:27:13 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:27:13 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:27:13 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) 2024-05-17 03:27:13 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:27:13 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:27:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:27:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:27:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:27:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:27:13 INFO imstat:::: Values --- 2024-05-17 03:27:13 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:27:13 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:27:13 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:27:13 INFO imstat:::: -- minimum value [min]: -7.78076e-05 Jy/beam 2024-05-17 03:27:13 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:27:13 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:27:13 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:27:13 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-05-17 03:27:13 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:27:13 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:27:13 INFO imstat:::: Statistics --- 2024-05-17 03:27:13 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:27:13 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:27:13 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:27:13 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:27:13 INFO imstat:::: -- Median of the pixel values [median]: -1.86848e-05 Jy/beam 2024-05-17 03:27:13 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73951e-05 Jy/beam 2024-05-17 03:27:13 INFO imstat:::: -- IQR [quartile]: 3.56676e-05 Jy/beam 2024-05-17 03:27:13 INFO imstat:::: -- First quartile [q1]: -3.45186e-05 Jy/beam 2024-05-17 03:27:13 INFO imstat:::: -- Third quartile [q3]: 1.14894e-06 Jy/beam 2024-05-17 03:27:13 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:27:13 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:27:13 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:27:13 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:27:13 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:27:13 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:27:13 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 2024-05-17 03:27:13 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:27:13.437283 End time: 2024-05-17 03:27:13.458805 2024-05-17 03:27:13 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:27:13 INFO imstat::::casa ########################################## 2024-05-17 03:27:13 INFO phaseshift::::casa ########################################## 2024-05-17 03:27:13 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:27:13 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' ) 2024-05-17 03:27:13 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:27:13 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:27:13 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:27:13 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:27:13 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:27:13 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:27:13 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:27:13 INFO MSTransformManager::open Select data 2024-05-17 03:27:13 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:27:17 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40.100000528deg successfully parsed 2024-05-17 03:27:17 INFO phaseshift::::casa Shift phase center 2024-05-17 03:27:18 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:27:13.473074 End time: 2024-05-17 03:27:17.760493 2024-05-17 03:27:18 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:27:18 INFO phaseshift::::casa ########################################## 2024-05-17 03:27:18 INFO tclean::::casa ########################################## 2024-05-17 03:27:18 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:27:18 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 ) 2024-05-17 03:27:18 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:27:18 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:27:18 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:27:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:27:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:27:18 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:27:18 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:27:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:27:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:27:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:27:18 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:27:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:27:19 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:27:19 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021335 2024-05-17 03:27:19 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:27:19 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:27:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:27:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:27:21 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:27:21 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:27:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:27:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:27:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:27:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:27:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:27:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:27:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:27:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:27:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:27:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:27:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:27:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:27:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:27:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:27:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:27:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:27:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:27:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:27:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:27:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:27:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:27:27 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:27:27 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:27:27 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:27:28 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:27:28 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:27:30 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:27:17.793539 End time: 2024-05-17 03:27:29.633724 2024-05-17 03:27:30 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:27:30 INFO tclean::::casa ########################################## 2024-05-17 03:27:30 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:27:30 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:27:30 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) 2024-05-17 03:27:30 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:27:30 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:27:30 2024****** 2024-05-17 03:27:30 INFO ImageFitter::fit+ 2024-05-17 03:27:30 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:27:30 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:27:30 INFO ImageFitter::fit+ --- region: 2024-05-17 03:27:30 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:27:30 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:27:30 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:27:30 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:27:30 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:27:30 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:27:30 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:27:30 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) 2024-05-17 03:27:30 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116882 Jy 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:27:30 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:27:30 INFO imstat::::casa ########################################## 2024-05-17 03:27:30 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:27:30 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 ) 2024-05-17 03:27:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:27:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:27:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:27:30 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:27:30 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:27:30 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) 2024-05-17 03:27:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:27:30 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:27:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:27:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:27:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:27:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:27:30 INFO imstat:::: Values --- 2024-05-17 03:27:30 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:27:30 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:27:30 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:27:30 INFO imstat:::: -- minimum value [min]: -7.77982e-05 Jy/beam 2024-05-17 03:27:30 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:27:30 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:27:30 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:27:30 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-05-17 03:27:30 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:27:30 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:27:30 INFO imstat:::: Statistics --- 2024-05-17 03:27:30 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:27:30 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:27:30 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:27:30 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:27:30 INFO imstat:::: -- Median of the pixel values [median]: -1.86711e-05 Jy/beam 2024-05-17 03:27:30 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73646e-05 Jy/beam 2024-05-17 03:27:30 INFO imstat:::: -- IQR [quartile]: 3.56367e-05 Jy/beam 2024-05-17 03:27:30 INFO imstat:::: -- First quartile [q1]: -3.45138e-05 Jy/beam 2024-05-17 03:27:30 INFO imstat:::: -- Third quartile [q3]: 1.12291e-06 Jy/beam 2024-05-17 03:27:30 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:27:30 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:27:30 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:27:30 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:27:30 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:27:30 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:27:30 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 2024-05-17 03:27:30 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:27:29.686918 End time: 2024-05-17 03:27:29.707538 2024-05-17 03:27:30 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:27:30 INFO imstat::::casa ########################################## 2024-05-17 03:27:30 INFO phaseshift::::casa ########################################## 2024-05-17 03:27:30 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:27:30 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' ) 2024-05-17 03:27:30 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:27:30 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:27:30 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:27:30 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:27:30 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:27:30 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:27:30 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:27:30 INFO MSTransformManager::open Select data 2024-05-17 03:27:30 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:27:32 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 0.699877039rad successfully parsed 2024-05-17 03:27:32 INFO phaseshift::::casa Shift phase center 2024-05-17 03:27:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:27:29.721494 End time: 2024-05-17 03:27:33.421765 2024-05-17 03:27:33 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:27:33 INFO phaseshift::::casa ########################################## 2024-05-17 03:27:33 INFO tclean::::casa ########################################## 2024-05-17 03:27:33 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 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 ) 2024-05-17 03:27:33 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:27:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:27:33 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:27:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:27:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:27:34 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:27:34 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:27:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:27:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:27:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:27:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:27:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:27:35 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:27:35 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021347 2024-05-17 03:27:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:27:35 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:27:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:27:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:27:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 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 % ] 2024-05-17 03:27:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:27:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:27:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:27:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:27:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:27:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:27:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:27:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:27:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:27:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:27:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:27:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374443277716637, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:27:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:27:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:27:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:27:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:27:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852561634033918, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:27:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:27:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:27:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:27:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:27:43 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:27:43 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:27:43 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:27:44 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:27:44 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:27:45 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:27:33.454298 End time: 2024-05-17 03:27:45.252456 2024-05-17 03:27:45 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:27:45 INFO tclean::::casa ########################################## 2024-05-17 03:27:45 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:27:45 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:27:45 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) 2024-05-17 03:27:45 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:27:45 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:27:45 2024****** 2024-05-17 03:27:45 INFO ImageFitter::fit+ 2024-05-17 03:27:45 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:27:45 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:27:45 INFO ImageFitter::fit+ --- region: 2024-05-17 03:27:45 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:27:45 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:27:45 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:27:45 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:27:45 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:27:45 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:27:45 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:27:45 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) 2024-05-17 03:27:45 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:27:45 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:27:45 INFO imstat::::casa ########################################## 2024-05-17 03:27:45 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:27:45 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 ) 2024-05-17 03:27:45 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:27:45 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:27:45 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:27:45 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:27:45 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:27:45 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) 2024-05-17 03:27:45 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:27:45 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:27:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:27:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:27:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:27:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:27:45 INFO imstat:::: Values --- 2024-05-17 03:27:45 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:27:45 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:27:45 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:27:45 INFO imstat:::: -- minimum value [min]: -7.77898e-05 Jy/beam 2024-05-17 03:27:45 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:27:45 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:27:45 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:27:45 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-05-17 03:27:45 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:27:45 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:27:45 INFO imstat:::: Statistics --- 2024-05-17 03:27:45 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:27:45 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:27:45 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:27:45 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:27:45 INFO imstat:::: -- Median of the pixel values [median]: -1.86769e-05 Jy/beam 2024-05-17 03:27:45 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73662e-05 Jy/beam 2024-05-17 03:27:45 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam 2024-05-17 03:27:45 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-05-17 03:27:45 INFO imstat:::: -- Third quartile [q3]: 1.1187e-06 Jy/beam 2024-05-17 03:27:45 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:27:45 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:27:45 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:27:45 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:27:45 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:27:45 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:27:45 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 2024-05-17 03:27:45 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:27:45.304795 End time: 2024-05-17 03:27:45.326677 2024-05-17 03:27:45 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:27:45 INFO imstat::::casa ########################################## 2024-05-17 03:27:45 INFO phaseshift::::casa ########################################## 2024-05-17 03:27:45 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:27:45 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 +006d21m09.7433' ) 2024-05-17 03:27:45 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:27:45 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:27:45 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:27:45 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:27:45 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:27:45 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:27:45 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:27:45 INFO MSTransformManager::open Select data 2024-05-17 03:27:45 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:27:48 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 +006d21m09.7433 successfully parsed 2024-05-17 03:27:48 INFO phaseshift::::casa Shift phase center 2024-05-17 03:27:49 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:27:45.340853 End time: 2024-05-17 03:27:49.255666 2024-05-17 03:27:49 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:27:49 INFO phaseshift::::casa ########################################## 2024-05-17 03:27:49 INFO tclean::::casa ########################################## 2024-05-17 03:27:49 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:27:49 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 ) 2024-05-17 03:27:49 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:27:49 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:27:49 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:27:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:27:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:27:49 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:27:49 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:27:49 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:27:49 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:27:49 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:27:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:27:49 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:27:51 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:27:51 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022307 2024-05-17 03:27:51 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:27:51 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:27:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:27:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:27:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:27:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:27:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:27:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:27:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:27:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:27:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:27:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:27:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:27:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:27:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:27:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:27:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:27:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:27:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:27:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:27:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:27:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:27:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:27:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:27:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:27:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:27:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:27:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:27:59 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:27:59 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:27:59 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:28:00 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:28:00 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:28:01 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:27:49.295358 End time: 2024-05-17 03:28:01.355626 2024-05-17 03:28:01 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:28:01 INFO tclean::::casa ########################################## 2024-05-17 03:28:01 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:28:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:28:01 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) 2024-05-17 03:28:01 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:28:01 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:28:01 2024****** 2024-05-17 03:28:01 INFO ImageFitter::fit+ 2024-05-17 03:28:01 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:28:01 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:28:01 INFO ImageFitter::fit+ --- region: 2024-05-17 03:28:01 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:28:01 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:28:01 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:28:01 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:28:01 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:28:01 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:28:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:28:01 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) 2024-05-17 03:28:01 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:28:01 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:28:01 INFO imstat::::casa ########################################## 2024-05-17 03:28:01 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:28:01 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 ) 2024-05-17 03:28:01 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:28:01 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:28:01 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:28:01 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:28:01 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:28:01 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) 2024-05-17 03:28:01 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:28:01 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:28:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:28:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:28:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:28:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:28:01 INFO imstat:::: Values --- 2024-05-17 03:28:01 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:28:01 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:28:01 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:28:01 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam 2024-05-17 03:28:01 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:28:01 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:28:01 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:28:01 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:28:01 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:28:01 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:28:01 INFO imstat:::: Statistics --- 2024-05-17 03:28:01 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:28:01 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:28:01 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:28:01 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:28:01 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam 2024-05-17 03:28:01 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam 2024-05-17 03:28:01 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam 2024-05-17 03:28:01 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam 2024-05-17 03:28:01 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam 2024-05-17 03:28:01 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:28:01 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:28:01 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:28:01 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:28:01 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:28:01 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:28:01 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 2024-05-17 03:28:01 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:28:01.418855 End time: 2024-05-17 03:28:01.440986 2024-05-17 03:28:01 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:28:01 INFO imstat::::casa ########################################## 2024-05-17 03:28:01 INFO phaseshift::::casa ########################################## 2024-05-17 03:28:01 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:28:01 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' ) 2024-05-17 03:28:01 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:28:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:28:01 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:28:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:28:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:28:01 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:28:01 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:28:01 INFO MSTransformManager::open Select data 2024-05-17 03:28:01 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 ".". 2024-05-17 03:28:04 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 00:25:24.6496 successfully parsed 2024-05-17 03:28:04 INFO phaseshift::::casa Shift phase center 2024-05-17 03:28:05 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:28:01.455178 End time: 2024-05-17 03:28:05.344756 2024-05-17 03:28:05 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:28:05 INFO phaseshift::::casa ########################################## 2024-05-17 03:28:05 INFO tclean::::casa ########################################## 2024-05-17 03:28:05 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:28:05 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 ) 2024-05-17 03:28:05 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:28:05 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:28:05 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:28:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:28:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:28:05 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:28:05 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:28:05 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:28:05 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:28:05 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:28:05 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:28:05 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:28:07 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:28:07 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023738 2024-05-17 03:28:07 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:28:07 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:28:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:28:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:28:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:28:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:28:09 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:28:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:28:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:28:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:28:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:28:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:28:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:28:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:28:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:28:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:28:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:28:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:28:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:28:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:28:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:28:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:28:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:28:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:28:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:28:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:28:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:28:15 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:28:15 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:28:15 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:28:16 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:28:16 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:28:17 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:28:05.377455 End time: 2024-05-17 03:28:17.403280 2024-05-17 03:28:17 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:28:17 INFO tclean::::casa ########################################## 2024-05-17 03:28:17 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:28:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:28:17 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) 2024-05-17 03:28:17 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:28:17 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:28:17 2024****** 2024-05-17 03:28:17 INFO ImageFitter::fit+ 2024-05-17 03:28:17 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:28:17 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:28:17 INFO ImageFitter::fit+ --- region: 2024-05-17 03:28:17 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:28:17 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:28:17 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:28:17 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:28:17 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:28:17 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:28:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:28:17 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) 2024-05-17 03:28:17 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:28:17 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:28:17 INFO imstat::::casa ########################################## 2024-05-17 03:28:17 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:28:17 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 ) 2024-05-17 03:28:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:28:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:28:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:28:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:28:17 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:28:17 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) 2024-05-17 03:28:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:28:17 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:28:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:28:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:28:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-05-17 03:28:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-05-17 03:28:17 INFO imstat:::: Values --- 2024-05-17 03:28:17 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:28:17 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:28:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:28:17 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam 2024-05-17 03:28:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:28:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:28:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:28:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:28:17 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:28:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:28:17 INFO imstat:::: Statistics --- 2024-05-17 03:28:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:28:17 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:28:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:28:17 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:28:17 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam 2024-05-17 03:28:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam 2024-05-17 03:28:17 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam 2024-05-17 03:28:17 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam 2024-05-17 03:28:17 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam 2024-05-17 03:28:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:28:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:28:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:28:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:28:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:28:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:28:17 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 2024-05-17 03:28:17 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:28:17.457091 End time: 2024-05-17 03:28:17.477921 2024-05-17 03:28:17 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:28:17 INFO imstat::::casa ########################################## 2024-05-17 03:28:17 INFO phaseshift::::casa ########################################## 2024-05-17 03:28:17 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:28:17 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 6.352706472deg' ) 2024-05-17 03:28:18 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:28:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:28:18 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:28:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:28:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:28:18 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:28:18 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:28:18 INFO MSTransformManager::open Select data 2024-05-17 03:28:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:28:20 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 6.352706472deg successfully parsed 2024-05-17 03:28:20 INFO phaseshift::::casa Shift phase center 2024-05-17 03:28:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:28:17.492295 End time: 2024-05-17 03:28:21.600673 2024-05-17 03:28:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:28:22 INFO phaseshift::::casa ########################################## 2024-05-17 03:28:22 INFO tclean::::casa ########################################## 2024-05-17 03:28:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:28:22 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 ) 2024-05-17 03:28:22 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:28:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:28:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:28:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:28:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:28:22 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:28:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:28:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:28:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:28:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:28:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:28:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:28:23 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:28:23 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028573 2024-05-17 03:28:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:28:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:28:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:28:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:28:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:28:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:28:25 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:28:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:28:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:28:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:28:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:28:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:28:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:28:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:28:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:28:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:28:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:28:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:28:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:28:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:28:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:28:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:28:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:28:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:28:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:28:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:28:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:28:31 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:28:31 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:28:31 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:28:32 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:28:32 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:28:34 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:28:21.633323 End time: 2024-05-17 03:28:33.617480 2024-05-17 03:28:34 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:28:34 INFO tclean::::casa ########################################## 2024-05-17 03:28:34 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:28:34 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:28:34 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) 2024-05-17 03:28:34 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:28:34 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:28:34 2024****** 2024-05-17 03:28:34 INFO ImageFitter::fit+ 2024-05-17 03:28:34 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:28:34 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:28:34 INFO ImageFitter::fit+ --- region: 2024-05-17 03:28:34 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:28:34 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:28:34 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:28:34 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:28:34 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:28:34 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:28:34 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:28:34 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) 2024-05-17 03:28:34 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:28:34 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:28:34 INFO imstat::::casa ########################################## 2024-05-17 03:28:34 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:28:34 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 ) 2024-05-17 03:28:34 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:28:34 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:28:34 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:28:34 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:28:34 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:28:34 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) 2024-05-17 03:28:34 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:28:34 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:28:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:28:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:28:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:28:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:28:34 INFO imstat:::: Values --- 2024-05-17 03:28:34 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:28:34 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:28:34 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:28:34 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam 2024-05-17 03:28:34 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:28:34 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:28:34 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:28:34 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:28:34 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:28:34 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:28:34 INFO imstat:::: Statistics --- 2024-05-17 03:28:34 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:28:34 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:28:34 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:28:34 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:28:34 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-05-17 03:28:34 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam 2024-05-17 03:28:34 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam 2024-05-17 03:28:34 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam 2024-05-17 03:28:34 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam 2024-05-17 03:28:34 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:28:34 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:28:34 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:28:34 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:28:34 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:28:34 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:28:34 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 2024-05-17 03:28:34 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:28:33.670131 End time: 2024-05-17 03:28:33.694576 2024-05-17 03:28:34 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:28:34 INFO imstat::::casa ########################################## 2024-05-17 03:28:34 INFO phaseshift::::casa ########################################## 2024-05-17 03:28:34 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:28:34 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 0.110875644rad' ) 2024-05-17 03:28:34 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:28:34 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:28:34 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:28:34 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:28:34 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:28:34 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:28:34 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:28:34 INFO MSTransformManager::open Select data 2024-05-17 03:28:34 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:28:36 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 0.110875644rad successfully parsed 2024-05-17 03:28:36 INFO phaseshift::::casa Shift phase center 2024-05-17 03:28:38 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:28:33.708659 End time: 2024-05-17 03:28:37.505147 2024-05-17 03:28:38 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:28:38 INFO phaseshift::::casa ########################################## 2024-05-17 03:28:38 INFO tclean::::casa ########################################## 2024-05-17 03:28:38 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:28:38 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 ) 2024-05-17 03:28:38 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:28:38 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:28:38 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:28:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:28:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:28:38 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:28:38 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:28:38 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:28:38 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:28:38 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:28:38 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:28:38 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:28:39 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:28:39 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022429 2024-05-17 03:28:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:28:39 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:28:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:28:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:28:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:28:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:28:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:28:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:28:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:28:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:28:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:28:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:28:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:28:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:28:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:28:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:28:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:28:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:28:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:28:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:28:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:28:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:28:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:28:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:28:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:28:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:28:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:28:47 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:28:47 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:28:47 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:28:48 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:28:48 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:28:49 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:28:37.539060 End time: 2024-05-17 03:28:49.060268 2024-05-17 03:28:49 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:28:49 INFO tclean::::casa ########################################## 2024-05-17 03:28:49 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:28:49 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:28:49 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) 2024-05-17 03:28:49 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:28:49 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:28:49 2024****** 2024-05-17 03:28:49 INFO ImageFitter::fit+ 2024-05-17 03:28:49 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:28:49 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:28:49 INFO ImageFitter::fit+ --- region: 2024-05-17 03:28:49 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:28:49 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:28:49 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:28:49 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:28:49 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:28:49 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:28:49 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:28:49 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) 2024-05-17 03:28:49 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:28:49 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:28:49 INFO imstat::::casa ########################################## 2024-05-17 03:28:49 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:28:49 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 ) 2024-05-17 03:28:49 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:28:49 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:28:49 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:28:49 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:28:49 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:28:49 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) 2024-05-17 03:28:49 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:28:49 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:28:49 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:28:49 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:28:49 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:28:49 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:28:49 INFO imstat:::: Values --- 2024-05-17 03:28:49 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:28:49 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:28:49 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:28:49 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam 2024-05-17 03:28:49 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:28:49 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:28:49 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:28:49 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-05-17 03:28:49 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:28:49 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:28:49 INFO imstat:::: Statistics --- 2024-05-17 03:28:49 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:28:49 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:28:49 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:28:49 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:28:49 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-05-17 03:28:49 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam 2024-05-17 03:28:49 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam 2024-05-17 03:28:49 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam 2024-05-17 03:28:49 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam 2024-05-17 03:28:49 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:28:49 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:28:49 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:28:49 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:28:49 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:28:49 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:28:49 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 2024-05-17 03:28:49 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:28:49.126251 End time: 2024-05-17 03:28:49.148396 2024-05-17 03:28:49 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:28:49 INFO imstat::::casa ########################################## 2024-05-17 03:28:49 INFO phaseshift::::casa ########################################## 2024-05-17 03:28:49 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:28:49 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' ) 2024-05-17 03:28:49 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:28:49 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:28:49 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:28:49 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:28:49 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:28:49 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:28:49 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:28:49 INFO MSTransformManager::open Select data 2024-05-17 03:28:49 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:28:52 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 +006d21m09.7433 successfully parsed 2024-05-17 03:28:52 INFO phaseshift::::casa Shift phase center 2024-05-17 03:28:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:28:49.163618 End time: 2024-05-17 03:28:53.300400 2024-05-17 03:28:53 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:28:53 INFO phaseshift::::casa ########################################## 2024-05-17 03:28:53 INFO tclean::::casa ########################################## 2024-05-17 03:28:53 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:28:53 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 ) 2024-05-17 03:28:53 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:28:53 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:28:53 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:28:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:28:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:28:53 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:28:53 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:28:53 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:28:53 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:28:53 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:28:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:28:53 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:28:55 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:28:55 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021959 2024-05-17 03:28:55 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:28:55 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:28:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:28:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:28:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:28:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:28:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:28:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:28:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:28:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:28:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:28:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:28:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:28:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:28:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:28:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:28:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:29:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:29:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:29:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:29:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:29:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:29:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:29:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:29:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:29:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:29:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:29:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:29:03 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:29:03 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:29:03 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:29:03 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:29:04 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:29:05 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:28:53.333712 End time: 2024-05-17 03:29:05.071575 2024-05-17 03:29:05 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:29:05 INFO tclean::::casa ########################################## 2024-05-17 03:29:05 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:29:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:29:05 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) 2024-05-17 03:29:05 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:29:05 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:29:05 2024****** 2024-05-17 03:29:05 INFO ImageFitter::fit+ 2024-05-17 03:29:05 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:29:05 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:29:05 INFO ImageFitter::fit+ --- region: 2024-05-17 03:29:05 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:29:05 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:29:05 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:29:05 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:29:05 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:29:05 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:29:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:29:05 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) 2024-05-17 03:29:05 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:29:05 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:29:05 INFO imstat::::casa ########################################## 2024-05-17 03:29:05 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:29:05 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 ) 2024-05-17 03:29:05 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:29:05 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:29:05 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:29:05 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:29:05 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:29:05 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) 2024-05-17 03:29:05 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:29:05 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:29:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:29:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:29:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:29:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:29:05 INFO imstat:::: Values --- 2024-05-17 03:29:05 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:29:05 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:29:05 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:29:05 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam 2024-05-17 03:29:05 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:29:05 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:29:05 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:29:05 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:29:05 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:29:05 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:29:05 INFO imstat:::: Statistics --- 2024-05-17 03:29:05 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:29:05 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:29:05 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:29:05 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:29:05 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam 2024-05-17 03:29:05 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam 2024-05-17 03:29:05 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam 2024-05-17 03:29:05 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam 2024-05-17 03:29:05 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam 2024-05-17 03:29:05 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:29:05 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:29:05 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:29:05 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:29:05 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:29:05 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:29:05 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 2024-05-17 03:29:05 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:29:05.125818 End time: 2024-05-17 03:29:05.146486 2024-05-17 03:29:05 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:29:05 INFO imstat::::casa ########################################## 2024-05-17 03:29:05 INFO phaseshift::::casa ########################################## 2024-05-17 03:29:05 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:29:05 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 00:25:24.6496' ) 2024-05-17 03:29:05 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:29:05 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:29:05 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:29:05 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:29:05 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:29:05 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:29:05 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:29:05 INFO MSTransformManager::open Select data 2024-05-17 03:29:05 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 ".". 2024-05-17 03:29:08 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 00:25:24.6496 successfully parsed 2024-05-17 03:29:08 INFO phaseshift::::casa Shift phase center 2024-05-17 03:29:09 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:29:05.159764 End time: 2024-05-17 03:29:09.124053 2024-05-17 03:29:09 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:29:09 INFO phaseshift::::casa ########################################## 2024-05-17 03:29:09 INFO tclean::::casa ########################################## 2024-05-17 03:29:09 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:29:09 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 ) 2024-05-17 03:29:09 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:29:09 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:29:09 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:29:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:29:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:29:09 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:29:09 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:29:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:29:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:29:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:29:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:29:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:29:10 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:29:11 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022745 2024-05-17 03:29:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:29:11 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:29:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:29:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:29:13 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:29:13 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:29:13 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:29:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:29:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:29:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:29:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:29:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:29:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:29:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:29:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:29:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:29:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:29:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:29:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:29:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:29:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:29:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:29:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:29:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:29:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:29:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:29:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:29:19 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:29:19 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:29:19 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:29:20 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:29:20 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:29:21 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:29:09.158427 End time: 2024-05-17 03:29:21.249861 2024-05-17 03:29:21 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:29:21 INFO tclean::::casa ########################################## 2024-05-17 03:29:21 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:29:21 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:29:21 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) 2024-05-17 03:29:21 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:29:21 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:29:21 2024****** 2024-05-17 03:29:21 INFO ImageFitter::fit+ 2024-05-17 03:29:21 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:29:21 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:29:21 INFO ImageFitter::fit+ --- region: 2024-05-17 03:29:21 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:29:21 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:29:21 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:29:21 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:29:21 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:29:21 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:29:21 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:29:21 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) 2024-05-17 03:29:21 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:29:21 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:29:21 INFO imstat::::casa ########################################## 2024-05-17 03:29:21 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:29:21 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 ) 2024-05-17 03:29:21 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:29:21 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:29:21 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:29:21 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:29:21 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:29:21 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) 2024-05-17 03:29:21 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:29:21 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:29:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:29:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:29:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-05-17 03:29:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-05-17 03:29:21 INFO imstat:::: Values --- 2024-05-17 03:29:21 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:29:21 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:29:21 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:29:21 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam 2024-05-17 03:29:21 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:29:21 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:29:21 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:29:21 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:29:21 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:29:21 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:29:21 INFO imstat:::: Statistics --- 2024-05-17 03:29:21 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:29:21 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:29:21 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:29:21 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:29:21 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam 2024-05-17 03:29:21 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam 2024-05-17 03:29:21 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam 2024-05-17 03:29:21 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam 2024-05-17 03:29:21 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam 2024-05-17 03:29:21 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:29:21 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:29:21 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:29:21 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:29:21 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:29:21 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:29:21 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 2024-05-17 03:29:21 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:29:21.307698 End time: 2024-05-17 03:29:21.334131 2024-05-17 03:29:21 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:29:21 INFO imstat::::casa ########################################## 2024-05-17 03:29:21 INFO phaseshift::::casa ########################################## 2024-05-17 03:29:21 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:29:21 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' ) 2024-05-17 03:29:21 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:29:21 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:29:21 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:29:21 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:29:21 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:29:21 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:29:21 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:29:21 INFO MSTransformManager::open Select data 2024-05-17 03:29:21 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:29:24 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 6.352706472deg successfully parsed 2024-05-17 03:29:24 INFO phaseshift::::casa Shift phase center 2024-05-17 03:29:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:29:21.347916 End time: 2024-05-17 03:29:25.306317 2024-05-17 03:29:25 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:29:25 INFO phaseshift::::casa ########################################## 2024-05-17 03:29:25 INFO tclean::::casa ########################################## 2024-05-17 03:29:25 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:29:25 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 ) 2024-05-17 03:29:25 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:29:25 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:29:25 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:29:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:29:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:29:25 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:29:25 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:29:25 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:29:25 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:29:25 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:29:25 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:29:25 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:29:27 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:29:27 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029026 2024-05-17 03:29:27 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:29:27 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:29:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:29:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:29:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:29:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:29:29 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:29:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:29:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:29:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:29:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:29:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:29:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:29:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:29:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:29:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:29:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:29:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:29:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:29:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:29:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:29:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:29:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:29:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:29:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:29:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:29:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:29:35 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:29:35 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:29:35 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:29:36 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:29:36 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:29:37 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:29:25.341473 End time: 2024-05-17 03:29:37.280087 2024-05-17 03:29:37 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:29:37 INFO tclean::::casa ########################################## 2024-05-17 03:29:37 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:29:37 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:29:37 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) 2024-05-17 03:29:37 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:29:37 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:29:37 2024****** 2024-05-17 03:29:37 INFO ImageFitter::fit+ 2024-05-17 03:29:37 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:29:37 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:29:37 INFO ImageFitter::fit+ --- region: 2024-05-17 03:29:37 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:29:37 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:29:37 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:29:37 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:29:37 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:29:37 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:29:37 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:29:37 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) 2024-05-17 03:29:37 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:29:37 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:29:37 INFO imstat::::casa ########################################## 2024-05-17 03:29:37 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:29:37 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 ) 2024-05-17 03:29:37 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:29:37 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:29:37 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:29:37 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:29:37 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:29:37 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) 2024-05-17 03:29:37 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:29:37 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:29:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:29:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:29:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:29:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:29:37 INFO imstat:::: Values --- 2024-05-17 03:29:37 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:29:37 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:29:37 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:29:37 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam 2024-05-17 03:29:37 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:29:37 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:29:37 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:29:37 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:29:37 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:29:37 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:29:37 INFO imstat:::: Statistics --- 2024-05-17 03:29:37 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:29:37 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:29:37 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:29:37 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:29:37 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-05-17 03:29:37 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam 2024-05-17 03:29:37 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam 2024-05-17 03:29:37 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam 2024-05-17 03:29:37 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam 2024-05-17 03:29:37 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:29:37 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:29:37 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:29:37 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:29:37 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:29:37 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:29:37 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 2024-05-17 03:29:37 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:29:37.331229 End time: 2024-05-17 03:29:37.352109 2024-05-17 03:29:37 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:29:37 INFO imstat::::casa ########################################## 2024-05-17 03:29:37 INFO phaseshift::::casa ########################################## 2024-05-17 03:29:37 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:29:37 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' ) 2024-05-17 03:29:37 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:29:37 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:29:37 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:29:37 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:29:37 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:29:37 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:29:37 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:29:37 INFO MSTransformManager::open Select data 2024-05-17 03:29:37 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:29:40 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 0.110875644rad successfully parsed 2024-05-17 03:29:40 INFO phaseshift::::casa Shift phase center 2024-05-17 03:29:41 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:29:37.369639 End time: 2024-05-17 03:29:41.294734 2024-05-17 03:29:41 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:29:41 INFO phaseshift::::casa ########################################## 2024-05-17 03:29:41 INFO tclean::::casa ########################################## 2024-05-17 03:29:41 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:29:41 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 ) 2024-05-17 03:29:41 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:29:41 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:29:41 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:29:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:29:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:29:41 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:29:41 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:29:41 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:29:41 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:29:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:29:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:29:41 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:29:43 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:29:43 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022265 2024-05-17 03:29:43 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:29:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:29:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:29:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:29:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:29:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:29:45 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:29:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:29:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:29:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:29:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:29:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:29:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:29:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:29:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:29:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:29:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:29:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:29:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:29:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:29:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:29:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:29:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:29:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:29:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:29:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:29:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:29:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:29:51 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:29:51 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:29:51 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:29:51 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:29:52 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:29:53 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:29:41.328016 End time: 2024-05-17 03:29:52.943182 2024-05-17 03:29:53 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:29:53 INFO tclean::::casa ########################################## 2024-05-17 03:29:53 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:29:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:29:53 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) 2024-05-17 03:29:53 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:29:53 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:29:53 2024****** 2024-05-17 03:29:53 INFO ImageFitter::fit+ 2024-05-17 03:29:53 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:29:53 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:29:53 INFO ImageFitter::fit+ --- region: 2024-05-17 03:29:53 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:29:53 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:29:53 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:29:53 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:29:53 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:29:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:29:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:29:53 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) 2024-05-17 03:29:53 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:29:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:29:53 INFO imstat::::casa ########################################## 2024-05-17 03:29:53 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:29:53 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 ) 2024-05-17 03:29:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:29:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:29:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:29:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:29:53 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:29:53 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) 2024-05-17 03:29:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:29:53 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:29:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:29:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:29:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:29:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:29:53 INFO imstat:::: Values --- 2024-05-17 03:29:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:29:53 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:29:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:29:53 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam 2024-05-17 03:29:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:29:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:29:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:29:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-05-17 03:29:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:29:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:29:53 INFO imstat:::: Statistics --- 2024-05-17 03:29:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:29:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:29:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:29:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:29:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-05-17 03:29:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam 2024-05-17 03:29:53 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam 2024-05-17 03:29:53 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam 2024-05-17 03:29:53 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam 2024-05-17 03:29:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:29:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:29:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:29:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:29:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:29:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:29:53 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 2024-05-17 03:29:53 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:29:52.999687 End time: 2024-05-17 03:29:53.023356 2024-05-17 03:29:53 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:29:53 INFO imstat::::casa ########################################## 2024-05-17 03:29:53 INFO phaseshift::::casa ########################################## 2024-05-17 03:29:53 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:29:53 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 +006d21m09.7433' ) 2024-05-17 03:29:53 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:29:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:29:53 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:29:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:29:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:29:53 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:29:53 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:29:53 INFO MSTransformManager::open Select data 2024-05-17 03:29:53 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:29:56 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg +006d21m09.7433 successfully parsed 2024-05-17 03:29:56 INFO phaseshift::::casa Shift phase center 2024-05-17 03:29:57 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:29:53.037407 End time: 2024-05-17 03:29:56.666706 2024-05-17 03:29:57 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:29:57 INFO phaseshift::::casa ########################################## 2024-05-17 03:29:57 INFO tclean::::casa ########################################## 2024-05-17 03:29:57 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:29:57 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 ) 2024-05-17 03:29:57 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:29:57 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:29:57 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:29:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:29:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:29:57 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:29:57 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:29:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:29:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:29:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:29:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:29:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:29:58 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:29:58 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022677 2024-05-17 03:29:58 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:29:58 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:29:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:30:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:30:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:30:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:30:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:30:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:30:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:30:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:30:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:30:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:30:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:30:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:30:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:30:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:30:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:30:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:30:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:30:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:30:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:30:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:30:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:30:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:30:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:30:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:30:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:30:06 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:30:06 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:30:06 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:30:07 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:30:07 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:30:09 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:29:56.699473 End time: 2024-05-17 03:30:08.588812 2024-05-17 03:30:09 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:30:09 INFO tclean::::casa ########################################## 2024-05-17 03:30:09 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:30:09 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:30:09 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) 2024-05-17 03:30:09 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:30:09 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:30:09 2024****** 2024-05-17 03:30:09 INFO ImageFitter::fit+ 2024-05-17 03:30:09 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:30:09 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:30:09 INFO ImageFitter::fit+ --- region: 2024-05-17 03:30:09 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:30:09 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:30:09 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:30:09 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:30:09 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:30:09 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:30:09 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:30:09 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) 2024-05-17 03:30:09 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116867 Jy 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126483 Jy 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:30:09 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:30:09 INFO imstat::::casa ########################################## 2024-05-17 03:30:09 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:30:09 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 ) 2024-05-17 03:30:09 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:30:09 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:30:09 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:30:09 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:30:09 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:30:09 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) 2024-05-17 03:30:09 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:30:09 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:30:09 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:30:09 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:30:09 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:30:09 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:30:09 INFO imstat:::: Values --- 2024-05-17 03:30:09 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:30:09 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:30:09 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:30:09 INFO imstat:::: -- minimum value [min]: -7.77768e-05 Jy/beam 2024-05-17 03:30:09 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:30:09 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:30:09 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:30:09 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:30:09 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:30:09 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:30:09 INFO imstat:::: Statistics --- 2024-05-17 03:30:09 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:30:09 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:30:09 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:30:09 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:30:09 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-05-17 03:30:09 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73609e-05 Jy/beam 2024-05-17 03:30:09 INFO imstat:::: -- IQR [quartile]: 3.56013e-05 Jy/beam 2024-05-17 03:30:09 INFO imstat:::: -- First quartile [q1]: -3.4507e-05 Jy/beam 2024-05-17 03:30:09 INFO imstat:::: -- Third quartile [q3]: 1.09435e-06 Jy/beam 2024-05-17 03:30:09 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:30:09 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:30:09 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:30:09 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:30:09 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:30:09 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:30:09 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 2024-05-17 03:30:09 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:30:08.641460 End time: 2024-05-17 03:30:08.663001 2024-05-17 03:30:09 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:30:09 INFO imstat::::casa ########################################## 2024-05-17 03:30:09 INFO phaseshift::::casa ########################################## 2024-05-17 03:30:09 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:30:09 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 00:25:24.6496' ) 2024-05-17 03:30:09 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:30:09 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:30:09 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:30:09 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:30:09 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:30:09 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:30:09 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:30:09 INFO MSTransformManager::open Select data 2024-05-17 03:30:09 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 ".". 2024-05-17 03:30:11 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 00:25:24.6496 successfully parsed 2024-05-17 03:30:11 INFO phaseshift::::casa Shift phase center 2024-05-17 03:30:12 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:30:08.676664 End time: 2024-05-17 03:30:12.287222 2024-05-17 03:30:12 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:30:12 INFO phaseshift::::casa ########################################## 2024-05-17 03:30:12 INFO tclean::::casa ########################################## 2024-05-17 03:30:12 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:30:12 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 ) 2024-05-17 03:30:12 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:30:12 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:30:12 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:30:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:30:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:30:12 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:30:12 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:30:12 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:30:12 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:30:12 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:30:12 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:30:12 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:30:14 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:30:14 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024038 2024-05-17 03:30:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:30:14 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:30:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:30:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:30:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:30:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:30:16 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:30:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:30:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:30:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:30:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:30:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:30:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:30:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:30:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:30:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:30:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:30:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:30:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:30:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:30:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:30:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:30:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:30:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:30:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:30:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:30:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:30:22 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:30:22 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:30:22 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:30:23 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:30:23 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:30:24 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:30:12.319317 End time: 2024-05-17 03:30:24.051642 2024-05-17 03:30:24 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:30:24 INFO tclean::::casa ########################################## 2024-05-17 03:30:24 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:30:24 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:30:24 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) 2024-05-17 03:30:24 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:30:24 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:30:24 2024****** 2024-05-17 03:30:24 INFO ImageFitter::fit+ 2024-05-17 03:30:24 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:30:24 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:30:24 INFO ImageFitter::fit+ --- region: 2024-05-17 03:30:24 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:30:24 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:30:24 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:30:24 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:30:24 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:30:24 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:30:24 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:30:24 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) 2024-05-17 03:30:24 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116903 Jy 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126517 Jy 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:30:24 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:30:24 INFO imstat::::casa ########################################## 2024-05-17 03:30:24 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:30:24 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 ) 2024-05-17 03:30:24 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:30:24 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:30:24 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:30:24 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:30:24 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:30:24 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) 2024-05-17 03:30:24 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:30:24 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:30:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:30:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:30:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-05-17 03:30:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-05-17 03:30:24 INFO imstat:::: Values --- 2024-05-17 03:30:24 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:30:24 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:30:24 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:30:24 INFO imstat:::: -- minimum value [min]: -7.78731e-05 Jy/beam 2024-05-17 03:30:24 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:30:24 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:30:24 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:30:24 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:30:24 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:30:24 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:30:24 INFO imstat:::: Statistics --- 2024-05-17 03:30:24 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:30:24 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:30:24 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:30:24 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:30:24 INFO imstat:::: -- Median of the pixel values [median]: -1.86503e-05 Jy/beam 2024-05-17 03:30:24 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73798e-05 Jy/beam 2024-05-17 03:30:24 INFO imstat:::: -- IQR [quartile]: 3.56966e-05 Jy/beam 2024-05-17 03:30:24 INFO imstat:::: -- First quartile [q1]: -3.45352e-05 Jy/beam 2024-05-17 03:30:24 INFO imstat:::: -- Third quartile [q3]: 1.16146e-06 Jy/beam 2024-05-17 03:30:24 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:30:24 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:30:24 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:30:24 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:30:24 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:30:24 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:30:24 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 2024-05-17 03:30:24 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:30:24.104132 End time: 2024-05-17 03:30:24.126215 2024-05-17 03:30:24 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:30:24 INFO imstat::::casa ########################################## 2024-05-17 03:30:24 INFO phaseshift::::casa ########################################## 2024-05-17 03:30:24 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:30:24 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' ) 2024-05-17 03:30:24 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:30:24 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:30:24 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:30:24 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:30:24 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:30:24 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:30:24 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:30:24 INFO MSTransformManager::open Select data 2024-05-17 03:30:24 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:30:27 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 6.352706472deg successfully parsed 2024-05-17 03:30:27 INFO phaseshift::::casa Shift phase center 2024-05-17 03:30:28 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:30:24.140279 End time: 2024-05-17 03:30:28.050385 2024-05-17 03:30:28 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:30:28 INFO phaseshift::::casa ########################################## 2024-05-17 03:30:28 INFO tclean::::casa ########################################## 2024-05-17 03:30:28 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:30:28 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 ) 2024-05-17 03:30:28 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:30:28 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:30:28 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:30:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:30:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:30:28 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:30:28 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:30:28 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:30:28 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:30:28 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:30:28 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:30:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:30:29 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:30:29 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021198 2024-05-17 03:30:29 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:30:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:30:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:30:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:30:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:30:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:30:31 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:30:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:30:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:30:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:30:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:30:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:30:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:30:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:30:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:30:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:30:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:30:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:30:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:30:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:30:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:30:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:30:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:30:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:30:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:30:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:30:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:30:38 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:30:38 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:30:38 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:30:39 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:30:39 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:30:41 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:30:28.082760 End time: 2024-05-17 03:30:40.956320 2024-05-17 03:30:41 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:30:41 INFO tclean::::casa ########################################## 2024-05-17 03:30:41 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:30:41 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 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) 2024-05-17 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 2024-05-17 03:30:41 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:30:41 2024****** 2024-05-17 03:30:41 INFO ImageFitter::fit+ 2024-05-17 03:30:41 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:30:41 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:30:41 INFO ImageFitter::fit+ --- region: 2024-05-17 03:30:41 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:30:41 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:30:41 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:30:41 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:30:41 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:30:41 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:30:41 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 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) 2024-05-17 03:30:41 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011687 Jy 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:30:41 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:30:41 INFO imstat::::casa ########################################## 2024-05-17 03:30:41 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 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 ) 2024-05-17 03:30:41 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:30:41 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:30:41 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:30:41 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:30:41 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 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) 2024-05-17 03:30:41 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:30:41 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:30:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:30:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:30:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:30:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:30:41 INFO imstat:::: Values --- 2024-05-17 03:30:41 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:30:41 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:30:41 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:30:41 INFO imstat:::: -- minimum value [min]: -7.77771e-05 Jy/beam 2024-05-17 03:30:41 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:30:41 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:30:41 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:30:41 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:30:41 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:30:41 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:30:41 INFO imstat:::: Statistics --- 2024-05-17 03:30:41 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:30:41 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:30:41 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:30:41 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:30:41 INFO imstat:::: -- Median of the pixel values [median]: -1.86715e-05 Jy/beam 2024-05-17 03:30:41 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73619e-05 Jy/beam 2024-05-17 03:30:41 INFO imstat:::: -- IQR [quartile]: 3.56021e-05 Jy/beam 2024-05-17 03:30:41 INFO imstat:::: -- First quartile [q1]: -3.45061e-05 Jy/beam 2024-05-17 03:30:41 INFO imstat:::: -- Third quartile [q3]: 1.09605e-06 Jy/beam 2024-05-17 03:30:41 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:30:41 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:30:41 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:30:41 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:30:41 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:30:41 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:30:41 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 2024-05-17 03:30:41 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:30:41.009133 End time: 2024-05-17 03:30:41.031474 2024-05-17 03:30:41 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:30:41 INFO imstat::::casa ########################################## 2024-05-17 03:30:41 INFO phaseshift::::casa ########################################## 2024-05-17 03:30:41 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 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='GALACTIC 75.089719167deg 0.110875644rad' ) 2024-05-17 03:30:41 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:30:41 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:30:41 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:30:41 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:30:41 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:30:41 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:30:41 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:30:41 INFO MSTransformManager::open Select data 2024-05-17 03:30:41 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:30:44 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 0.110875644rad successfully parsed 2024-05-17 03:30:44 INFO phaseshift::::casa Shift phase center 2024-05-17 03:30:45 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:30:41.045234 End time: 2024-05-17 03:30:45.010060 2024-05-17 03:30:45 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:30:45 INFO phaseshift::::casa ########################################## 2024-05-17 03:30:45 INFO tclean::::casa ########################################## 2024-05-17 03:30:45 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:30:45 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 ) 2024-05-17 03:30:45 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:30:45 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:30:45 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:30:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:30:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:30:45 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:30:45 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:30:45 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:30:45 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:30:45 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:30:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:30:45 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:30:46 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:30:46 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021838 2024-05-17 03:30:46 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:30:46 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:30:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:30:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:30:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:30:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:30:48 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:30:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:30:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:30:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:30:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:30:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:30:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:30:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:30:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:30:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:30:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:30:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:30:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:30:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:30:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:30:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:30:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:30:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:30:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:30:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:30:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:30:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:30:54 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:30:54 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:30:54 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:30:55 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:30:55 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:30:56 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:30:45.044497 End time: 2024-05-17 03:30:56.460607 2024-05-17 03:30:56 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:30:56 INFO tclean::::casa ########################################## 2024-05-17 03:30:56 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:30:56 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:30:56 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) 2024-05-17 03:30:56 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:30:56 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:30:56 2024****** 2024-05-17 03:30:56 INFO ImageFitter::fit+ 2024-05-17 03:30:56 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:30:56 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:30:56 INFO ImageFitter::fit+ --- region: 2024-05-17 03:30:56 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:30:56 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:30:56 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:30:56 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:30:56 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:30:57 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:30:57 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:30:57 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) 2024-05-17 03:30:57 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126482 Jy 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:30:57 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:30:57 INFO imstat::::casa ########################################## 2024-05-17 03:30:57 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:30:57 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 ) 2024-05-17 03:30:57 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:30:57 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:30:57 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:30:57 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:30:57 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:30:57 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) 2024-05-17 03:30:57 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:30:57 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:30:57 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:30:57 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:30:57 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:30:57 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:30:57 INFO imstat:::: Values --- 2024-05-17 03:30:57 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:30:57 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:30:57 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:30:57 INFO imstat:::: -- minimum value [min]: -7.77855e-05 Jy/beam 2024-05-17 03:30:57 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:30:57 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:30:57 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:30:57 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-05-17 03:30:57 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:30:57 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:30:57 INFO imstat:::: Statistics --- 2024-05-17 03:30:57 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:30:57 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:30:57 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:30:57 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:30:57 INFO imstat:::: -- Median of the pixel values [median]: -1.86732e-05 Jy/beam 2024-05-17 03:30:57 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73562e-05 Jy/beam 2024-05-17 03:30:57 INFO imstat:::: -- IQR [quartile]: 3.56008e-05 Jy/beam 2024-05-17 03:30:57 INFO imstat:::: -- First quartile [q1]: -3.45107e-05 Jy/beam 2024-05-17 03:30:57 INFO imstat:::: -- Third quartile [q3]: 1.09015e-06 Jy/beam 2024-05-17 03:30:57 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:30:57 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:30:57 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:30:57 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:30:57 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:30:57 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:30:57 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 2024-05-17 03:30:57 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:30:56.523108 End time: 2024-05-17 03:30:56.544187 2024-05-17 03:30:57 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:30:57 INFO imstat::::casa ########################################## 2024-05-17 03:30:57 INFO phaseshift::::casa ########################################## 2024-05-17 03:30:57 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:30:57 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad +006d21m09.7433' ) 2024-05-17 03:30:57 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:30:57 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:30:57 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:30:57 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:30:57 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:30:57 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:30:57 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:30:57 INFO MSTransformManager::open Select data 2024-05-17 03:30:57 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:30:59 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad +006d21m09.7433 successfully parsed 2024-05-17 03:30:59 INFO phaseshift::::casa Shift phase center 2024-05-17 03:31:01 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:30:56.557498 End time: 2024-05-17 03:31:00.568805 2024-05-17 03:31:01 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:31:01 INFO phaseshift::::casa ########################################## 2024-05-17 03:31:01 INFO tclean::::casa ########################################## 2024-05-17 03:31:01 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 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 ) 2024-05-17 03:31:01 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:31:01 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:31:01 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:31:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:31:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:31:01 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:31:01 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:31:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:31:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:31:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:31:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:31:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:31:02 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:31:02 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.019825 2024-05-17 03:31:02 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:31:02 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:31:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:31:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:31:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 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 % ] 2024-05-17 03:31:04 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:31:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:31:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:31:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:31:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:31:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:31:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 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. 2024-05-17 03:31:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:31:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:31:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:31:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:31:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:31:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:31:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:31:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:31:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:31:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:31:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:31:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:31:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:31:10 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:31:10 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:31:10 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:31:11 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:31:11 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:31:12 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:31:00.602487 End time: 2024-05-17 03:31:12.341683 2024-05-17 03:31:12 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:31:12 INFO tclean::::casa ########################################## 2024-05-17 03:31:12 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:31:12 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:31:12 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) 2024-05-17 03:31:12 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:31:12 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:31:12 2024****** 2024-05-17 03:31:12 INFO ImageFitter::fit+ 2024-05-17 03:31:12 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:31:12 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:31:12 INFO ImageFitter::fit+ --- region: 2024-05-17 03:31:12 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:31:12 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:31:12 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:31:12 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:31:12 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:31:12 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:31:12 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:31:12 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) 2024-05-17 03:31:12 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:31:12 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:31:12 INFO imstat::::casa ########################################## 2024-05-17 03:31:12 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:31:12 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 ) 2024-05-17 03:31:12 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:31:12 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:31:12 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:31:12 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:31:12 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:31:12 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) 2024-05-17 03:31:12 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:31:12 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:31:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:31:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:31:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:31:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:31:12 INFO imstat:::: Values --- 2024-05-17 03:31:12 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:31:12 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:31:12 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:31:12 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-05-17 03:31:12 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:31:12 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:31:12 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:31:12 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:31:12 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:31:12 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:31:12 INFO imstat:::: Statistics --- 2024-05-17 03:31:12 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:31:12 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:31:12 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:31:12 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:31:12 INFO imstat:::: -- Median of the pixel values [median]: -1.86669e-05 Jy/beam 2024-05-17 03:31:12 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73635e-05 Jy/beam 2024-05-17 03:31:12 INFO imstat:::: -- IQR [quartile]: 3.56081e-05 Jy/beam 2024-05-17 03:31:12 INFO imstat:::: -- First quartile [q1]: -3.45085e-05 Jy/beam 2024-05-17 03:31:12 INFO imstat:::: -- Third quartile [q3]: 1.09959e-06 Jy/beam 2024-05-17 03:31:12 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:31:12 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:31:12 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:31:12 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:31:12 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:31:12 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:31:12 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 2024-05-17 03:31:12 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:31:12.395813 End time: 2024-05-17 03:31:12.416871 2024-05-17 03:31:12 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:31:12 INFO imstat::::casa ########################################## 2024-05-17 03:31:12 INFO phaseshift::::casa ########################################## 2024-05-17 03:31:12 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:31:12 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' ) 2024-05-17 03:31:12 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:31:12 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:31:12 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:31:12 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:31:12 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:31:12 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:31:12 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:31:12 INFO MSTransformManager::open Select data 2024-05-17 03:31:12 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 ".". 2024-05-17 03:31:15 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 00:25:24.6496 successfully parsed 2024-05-17 03:31:15 INFO phaseshift::::casa Shift phase center 2024-05-17 03:31:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:31:12.430602 End time: 2024-05-17 03:31:16.363093 2024-05-17 03:31:16 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:31:16 INFO phaseshift::::casa ########################################## 2024-05-17 03:31:16 INFO tclean::::casa ########################################## 2024-05-17 03:31:16 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:31:16 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 ) 2024-05-17 03:31:16 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:31:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:31:16 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:31:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:31:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:31:17 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:31:17 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:31:17 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:31:17 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:31:17 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:31:17 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:31:17 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:31:18 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:31:18 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022166 2024-05-17 03:31:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:31:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:31:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:31:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:31:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:31:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:31:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:31:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:31:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:31:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:31:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:31:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:31:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:31:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:31:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:31:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:31:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:31:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:31:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:31:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:31:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:31:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:31:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:31:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:31:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:31:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:31:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:31:26 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:31:26 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:31:26 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:31:27 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:31:27 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:31:29 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:31:16.395796 End time: 2024-05-17 03:31:28.592116 2024-05-17 03:31:29 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:31:29 INFO tclean::::casa ########################################## 2024-05-17 03:31:29 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:31:29 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:31:29 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) 2024-05-17 03:31:29 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:31:29 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:31:29 2024****** 2024-05-17 03:31:29 INFO ImageFitter::fit+ 2024-05-17 03:31:29 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:31:29 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:31:29 INFO ImageFitter::fit+ --- region: 2024-05-17 03:31:29 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:31:29 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:31:29 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:31:29 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:31:29 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:31:29 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:31:29 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:31:29 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) 2024-05-17 03:31:29 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116905 Jy 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000041 +/- 0.000777 arcsec 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- ra: 127.999941 +/- 0.000127 pixels 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- dec: 127.999954 +/- 0.000097 pixels 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:31:29 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:31:29 INFO imstat::::casa ########################################## 2024-05-17 03:31:29 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:31:29 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 ) 2024-05-17 03:31:29 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:31:29 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:31:29 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:31:29 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:31:29 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:31:29 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) 2024-05-17 03:31:29 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:31:29 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:31:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:31:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:31:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-05-17 03:31:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-05-17 03:31:29 INFO imstat:::: Values --- 2024-05-17 03:31:29 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:31:29 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:31:29 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:31:29 INFO imstat:::: -- minimum value [min]: -7.78774e-05 Jy/beam 2024-05-17 03:31:29 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:31:29 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:31:29 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:31:29 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:31:29 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:31:29 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:31:29 INFO imstat:::: Statistics --- 2024-05-17 03:31:29 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:31:29 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:31:29 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:31:29 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:31:29 INFO imstat:::: -- Median of the pixel values [median]: -1.86532e-05 Jy/beam 2024-05-17 03:31:29 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73779e-05 Jy/beam 2024-05-17 03:31:29 INFO imstat:::: -- IQR [quartile]: 3.5701e-05 Jy/beam 2024-05-17 03:31:29 INFO imstat:::: -- First quartile [q1]: -3.45356e-05 Jy/beam 2024-05-17 03:31:29 INFO imstat:::: -- Third quartile [q3]: 1.16544e-06 Jy/beam 2024-05-17 03:31:29 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:31:29 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:31:29 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:31:29 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:31:29 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:31:29 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:31:29 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 2024-05-17 03:31:29 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:31:28.650625 End time: 2024-05-17 03:31:28.675616 2024-05-17 03:31:29 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:31:29 INFO imstat::::casa ########################################## 2024-05-17 03:31:29 INFO phaseshift::::casa ########################################## 2024-05-17 03:31:29 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:31:29 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 6.352706472deg' ) 2024-05-17 03:31:29 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:31:29 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:31:29 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:31:29 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:31:29 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:31:29 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:31:29 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:31:29 INFO MSTransformManager::open Select data 2024-05-17 03:31:29 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:31:31 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 6.352706472deg successfully parsed 2024-05-17 03:31:31 INFO phaseshift::::casa Shift phase center 2024-05-17 03:31:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:31:28.689911 End time: 2024-05-17 03:31:32.569392 2024-05-17 03:31:33 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:31:33 INFO phaseshift::::casa ########################################## 2024-05-17 03:31:33 INFO tclean::::casa ########################################## 2024-05-17 03:31:33 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:31:33 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 ) 2024-05-17 03:31:33 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:31:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:31:33 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:31:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:31:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:31:33 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:31:33 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:31:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:31:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:31:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:31:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:31:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:31:34 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:31:34 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022082 2024-05-17 03:31:34 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:31:34 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:31:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:31:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:31:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:31:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:31:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:31:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:31:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:31:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:31:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:31:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:31:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:31:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:31:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:31:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:31:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:31:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:31:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:31:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:31:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:31:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:31:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:31:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:31:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:31:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:31:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:31:42 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:31:42 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:31:42 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:31:43 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:31:43 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:31:44 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:31:32.603354 End time: 2024-05-17 03:31:44.338087 2024-05-17 03:31:44 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:31:44 INFO tclean::::casa ########################################## 2024-05-17 03:31:44 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:31:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:31:44 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) 2024-05-17 03:31:44 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:31:44 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:31:44 2024****** 2024-05-17 03:31:44 INFO ImageFitter::fit+ 2024-05-17 03:31:44 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:31:44 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:31:44 INFO ImageFitter::fit+ --- region: 2024-05-17 03:31:44 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:31:44 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:31:44 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:31:44 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:31:44 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:31:44 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:31:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:31:44 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) 2024-05-17 03:31:44 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:31:44 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:31:44 INFO imstat::::casa ########################################## 2024-05-17 03:31:44 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:31:44 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 ) 2024-05-17 03:31:44 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:31:44 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:31:44 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:31:44 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:31:44 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:31:44 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) 2024-05-17 03:31:44 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:31:44 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:31:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:31:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:31:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:31:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:31:44 INFO imstat:::: Values --- 2024-05-17 03:31:44 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:31:44 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:31:44 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:31:44 INFO imstat:::: -- minimum value [min]: -7.77798e-05 Jy/beam 2024-05-17 03:31:44 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:31:44 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:31:44 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:31:44 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:31:44 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:31:44 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:31:44 INFO imstat:::: Statistics --- 2024-05-17 03:31:44 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:31:44 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:31:44 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:31:44 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:31:44 INFO imstat:::: -- Median of the pixel values [median]: -1.86675e-05 Jy/beam 2024-05-17 03:31:44 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73645e-05 Jy/beam 2024-05-17 03:31:44 INFO imstat:::: -- IQR [quartile]: 3.56077e-05 Jy/beam 2024-05-17 03:31:44 INFO imstat:::: -- First quartile [q1]: -3.45073e-05 Jy/beam 2024-05-17 03:31:44 INFO imstat:::: -- Third quartile [q3]: 1.1004e-06 Jy/beam 2024-05-17 03:31:44 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:31:44 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:31:44 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:31:44 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:31:44 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:31:44 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:31:44 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 2024-05-17 03:31:44 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:31:44.391790 End time: 2024-05-17 03:31:44.413460 2024-05-17 03:31:44 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:31:44 INFO imstat::::casa ########################################## 2024-05-17 03:31:44 INFO phaseshift::::casa ########################################## 2024-05-17 03:31:44 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:31:44 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' ) 2024-05-17 03:31:44 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:31:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:31:44 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:31:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:31:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:31:44 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:31:44 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:31:44 INFO MSTransformManager::open Select data 2024-05-17 03:31:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:31:47 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 0.110875644rad successfully parsed 2024-05-17 03:31:47 INFO phaseshift::::casa Shift phase center 2024-05-17 03:31:48 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:31:44.426760 End time: 2024-05-17 03:31:48.074064 2024-05-17 03:31:48 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:31:48 INFO phaseshift::::casa ########################################## 2024-05-17 03:31:48 INFO tclean::::casa ########################################## 2024-05-17 03:31:48 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:31:48 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 ) 2024-05-17 03:31:48 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:31:48 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:31:48 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:31:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:31:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:31:48 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:31:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:31:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:31:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:31:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:31:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:31:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:31:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:31:49 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021154 2024-05-17 03:31:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:31:49 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:31:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:31:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:31:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:31:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:31:51 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:31:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:31:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:31:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:31:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:31:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:31:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:31:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:31:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:31:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:31:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:31:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:31:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:31:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:31:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:31:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:31:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:31:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:31:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:31:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:31:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:31:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:31:57 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:31:57 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:31:57 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:31:58 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:31:58 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:32:00 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:31:48.106508 End time: 2024-05-17 03:31:59.700014 2024-05-17 03:32:00 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:32:00 INFO tclean::::casa ########################################## 2024-05-17 03:32:00 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:32:00 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:32:00 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) 2024-05-17 03:32:00 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:32:00 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:32:00 2024****** 2024-05-17 03:32:00 INFO ImageFitter::fit+ 2024-05-17 03:32:00 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:32:00 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:32:00 INFO ImageFitter::fit+ --- region: 2024-05-17 03:32:00 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:32:00 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:32:00 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:32:00 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:32:00 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:32:00 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:32:00 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:32:00 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) 2024-05-17 03:32:00 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000002 +/- 0.000777 arcsec 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- ra: 128.000014 +/- 0.000127 pixels 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- dec: 127.999998 +/- 0.000097 pixels 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:32:00 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:32:00 INFO imstat::::casa ########################################## 2024-05-17 03:32:00 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:32:00 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 ) 2024-05-17 03:32:00 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:32:00 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:32:00 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:32:00 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:32:00 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:32:00 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) 2024-05-17 03:32:00 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:32:00 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:32:00 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:32:00 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:32:00 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:32:00 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:32:00 INFO imstat:::: Values --- 2024-05-17 03:32:00 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:32:00 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:32:00 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:32:00 INFO imstat:::: -- minimum value [min]: -7.77816e-05 Jy/beam 2024-05-17 03:32:00 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:32:00 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:32:00 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:32:00 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-05-17 03:32:00 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:32:00 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:32:00 INFO imstat:::: Statistics --- 2024-05-17 03:32:00 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:32:00 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:32:00 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:32:00 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:32:00 INFO imstat:::: -- Median of the pixel values [median]: -1.8676e-05 Jy/beam 2024-05-17 03:32:00 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73584e-05 Jy/beam 2024-05-17 03:32:00 INFO imstat:::: -- IQR [quartile]: 3.56038e-05 Jy/beam 2024-05-17 03:32:00 INFO imstat:::: -- First quartile [q1]: -3.45104e-05 Jy/beam 2024-05-17 03:32:00 INFO imstat:::: -- Third quartile [q3]: 1.09331e-06 Jy/beam 2024-05-17 03:32:00 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:32:00 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:32:00 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:32:00 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:32:00 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:32:00 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:32:00 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 2024-05-17 03:32:00 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:31:59.755512 End time: 2024-05-17 03:31:59.778116 2024-05-17 03:32:00 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:32:00 INFO imstat::::casa ########################################## 2024-05-17 03:32:00 INFO phaseshift::::casa ########################################## 2024-05-17 03:32:00 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:32:00 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' ) 2024-05-17 03:32:00 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:32:00 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:32:00 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:32:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:32:00 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:32:00 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:32:00 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:32:00 INFO MSTransformManager::open Select data 2024-05-17 03:32:00 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:32:02 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39d58m05.8512 successfully parsed 2024-05-17 03:32:02 INFO phaseshift::::casa Shift phase center 2024-05-17 03:32:03 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:31:59.792333 End time: 2024-05-17 03:32:03.429748 2024-05-17 03:32:03 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:32:03 INFO phaseshift::::casa ########################################## 2024-05-17 03:32:03 INFO tclean::::casa ########################################## 2024-05-17 03:32:03 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:32:03 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 ) 2024-05-17 03:32:03 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:32:03 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:32:03 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:32:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:32:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:32:04 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:32:04 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:32:04 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:32:04 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:32:04 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:32:04 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:32:04 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:32:05 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:32:05 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023322 2024-05-17 03:32:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:32:05 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:32:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:32:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:32:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:32:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:32:07 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:32:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:32:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:32:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:32:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:32:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:32:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 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. 2024-05-17 03:32:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:32:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:32:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:32:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 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. 2024-05-17 03:32:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:32:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:32:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:32:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:32:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:32:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:32:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:32:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:32:13 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:32:13 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:32:13 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:32:14 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:32:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:32:15 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:32:03.464238 End time: 2024-05-17 03:32:15.445542 2024-05-17 03:32:15 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:32:15 INFO tclean::::casa ########################################## 2024-05-17 03:32:15 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:32:15 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:32:15 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) 2024-05-17 03:32:15 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:32:15 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:32:15 2024****** 2024-05-17 03:32:15 INFO ImageFitter::fit+ 2024-05-17 03:32:15 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:32:15 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:32:15 INFO ImageFitter::fit+ --- region: 2024-05-17 03:32:15 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:32:15 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:32:15 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:32:15 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:32:15 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:32:15 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:32:15 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:32:15 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) 2024-05-17 03:32:15 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:32:15 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:32:15 INFO imstat::::casa ########################################## 2024-05-17 03:32:15 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:32:15 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 ) 2024-05-17 03:32:16 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:32:16 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:32:16 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:32:16 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:32:16 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:32:16 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) 2024-05-17 03:32:16 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:32:16 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:32:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:32:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:32:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:32:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:32:16 INFO imstat:::: Values --- 2024-05-17 03:32:16 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:32:16 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:32:16 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:32:16 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-05-17 03:32:16 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:32:16 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:32:16 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:32:16 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:32:16 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:32:16 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:32:16 INFO imstat:::: Statistics --- 2024-05-17 03:32:16 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:32:16 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:32:16 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:32:16 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:32:16 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-05-17 03:32:16 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-05-17 03:32:16 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-05-17 03:32:16 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-05-17 03:32:16 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-05-17 03:32:16 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:32:16 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:32:16 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:32:16 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:32:16 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:32:16 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:32:16 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 2024-05-17 03:32:16 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:32:15.499089 End time: 2024-05-17 03:32:15.520429 2024-05-17 03:32:16 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:32:16 INFO imstat::::casa ########################################## 2024-05-17 03:32:16 INFO phaseshift::::casa ########################################## 2024-05-17 03:32:16 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:32:16 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 02:39:52.3901' ) 2024-05-17 03:32:16 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:32:16 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:32:16 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:32:16 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:32:16 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:32:16 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:32:16 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:32:16 INFO MSTransformManager::open Select data 2024-05-17 03:32:16 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 ".". 2024-05-17 03:32:18 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 02:39:52.3901 successfully parsed 2024-05-17 03:32:18 INFO phaseshift::::casa Shift phase center 2024-05-17 03:32:19 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:32:15.534132 End time: 2024-05-17 03:32:19.182861 2024-05-17 03:32:19 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:32:19 INFO phaseshift::::casa ########################################## 2024-05-17 03:32:19 INFO tclean::::casa ########################################## 2024-05-17 03:32:19 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:32:19 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 ) 2024-05-17 03:32:19 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:32:19 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:32:19 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:32:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:32:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:32:19 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:32:19 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:32:19 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:32:19 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:32:19 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:32:19 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:32:19 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:32:20 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:32:21 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024532 2024-05-17 03:32:21 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:32:21 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:32:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:32:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:32:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:32:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:32:23 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:32:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:32:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:32:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:32:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:32:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:32:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:32:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:32:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:32:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:32:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:32:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:32:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:32:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:32:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:32:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:32:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:32:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:32:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:32:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:32:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:32:29 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:32:29 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:32:29 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:32:30 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:32:30 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:32:32 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:32:19.215635 End time: 2024-05-17 03:32:31.610026 2024-05-17 03:32:32 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:32:32 INFO tclean::::casa ########################################## 2024-05-17 03:32:32 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:32:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:32:32 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) 2024-05-17 03:32:32 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:32:32 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:32:32 2024****** 2024-05-17 03:32:32 INFO ImageFitter::fit+ 2024-05-17 03:32:32 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:32:32 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:32:32 INFO ImageFitter::fit+ --- region: 2024-05-17 03:32:32 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:32:32 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:32:32 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:32:32 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:32:32 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:32:32 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:32:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:32:32 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) 2024-05-17 03:32:32 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:32:32 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:32:32 INFO imstat::::casa ########################################## 2024-05-17 03:32:32 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:32:32 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 ) 2024-05-17 03:32:32 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:32:32 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:32:32 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:32:32 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:32:32 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:32:32 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) 2024-05-17 03:32:32 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:32:32 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:32:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:32:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:32:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-05-17 03:32:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-05-17 03:32:32 INFO imstat:::: Values --- 2024-05-17 03:32:32 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:32:32 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:32:32 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:32:32 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam 2024-05-17 03:32:32 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:32:32 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:32:32 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:32:32 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:32:32 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:32:32 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:32:32 INFO imstat:::: Statistics --- 2024-05-17 03:32:32 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:32:32 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:32:32 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:32:32 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:32:32 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam 2024-05-17 03:32:32 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam 2024-05-17 03:32:32 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam 2024-05-17 03:32:32 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam 2024-05-17 03:32:32 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam 2024-05-17 03:32:32 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:32:32 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:32:32 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:32:32 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:32:32 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:32:32 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:32:32 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 2024-05-17 03:32:32 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:32:31.664576 End time: 2024-05-17 03:32:31.686693 2024-05-17 03:32:32 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:32:32 INFO imstat::::casa ########################################## 2024-05-17 03:32:32 INFO phaseshift::::casa ########################################## 2024-05-17 03:32:32 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:32:32 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 39.968292000deg' ) 2024-05-17 03:32:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:32:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:32:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:32:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:32:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:32:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:32:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:32:32 INFO MSTransformManager::open Select data 2024-05-17 03:32:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:32:34 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39.968292000deg successfully parsed 2024-05-17 03:32:34 INFO phaseshift::::casa Shift phase center 2024-05-17 03:32:36 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:32:31.700441 End time: 2024-05-17 03:32:35.741835 2024-05-17 03:32:36 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:32:36 INFO phaseshift::::casa ########################################## 2024-05-17 03:32:36 INFO tclean::::casa ########################################## 2024-05-17 03:32:36 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:32:36 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 ) 2024-05-17 03:32:36 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:32:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:32:36 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:32:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:32:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:32:36 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:32:36 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:32:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:32:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:32:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:32:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:32:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:32:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:32:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022261 2024-05-17 03:32:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:32:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:32:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:32:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:32:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:32:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:32:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:32:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:32:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:32:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:32:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:32:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:32:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:32:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:32:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:32:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:32:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:32:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:32:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:32:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:32:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:32:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:32:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:32:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:32:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:32:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:32:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:32:45 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:32:45 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:32:45 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:32:46 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:32:46 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:32:47 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:32:35.775553 End time: 2024-05-17 03:32:47.443278 2024-05-17 03:32:47 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:32:47 INFO tclean::::casa ########################################## 2024-05-17 03:32:47 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:32:47 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:32:47 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) 2024-05-17 03:32:47 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:32:47 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:32:47 2024****** 2024-05-17 03:32:47 INFO ImageFitter::fit+ 2024-05-17 03:32:47 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:32:47 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:32:47 INFO ImageFitter::fit+ --- region: 2024-05-17 03:32:47 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:32:47 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:32:47 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:32:47 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:32:47 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:32:47 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:32:47 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:32:47 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) 2024-05-17 03:32:47 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:32:47 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:32:47 INFO imstat::::casa ########################################## 2024-05-17 03:32:47 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:32:47 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 ) 2024-05-17 03:32:48 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:32:48 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:32:48 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:32:48 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:32:48 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:32:48 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) 2024-05-17 03:32:48 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:32:48 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:32:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:32:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:32:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:32:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:32:48 INFO imstat:::: Values --- 2024-05-17 03:32:48 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:32:48 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:32:48 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:32:48 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-05-17 03:32:48 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:32:48 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:32:48 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:32:48 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:32:48 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:32:48 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:32:48 INFO imstat:::: Statistics --- 2024-05-17 03:32:48 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:32:48 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:32:48 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:32:48 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:32:48 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-05-17 03:32:48 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-05-17 03:32:48 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-05-17 03:32:48 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-05-17 03:32:48 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-05-17 03:32:48 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:32:48 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:32:48 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:32:48 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:32:48 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:32:48 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:32:48 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 2024-05-17 03:32:48 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:32:47.496607 End time: 2024-05-17 03:32:47.517238 2024-05-17 03:32:48 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:32:48 INFO imstat::::casa ########################################## 2024-05-17 03:32:48 INFO phaseshift::::casa ########################################## 2024-05-17 03:32:48 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:32:48 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 0.697578292rad' ) 2024-05-17 03:32:48 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:32:48 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:32:48 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:32:48 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:32:48 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:32:48 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:32:48 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:32:48 INFO MSTransformManager::open Select data 2024-05-17 03:32:48 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:32:50 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 0.697578292rad successfully parsed 2024-05-17 03:32:50 INFO phaseshift::::casa Shift phase center 2024-05-17 03:32:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:32:47.531293 End time: 2024-05-17 03:32:51.396881 2024-05-17 03:32:51 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:32:51 INFO phaseshift::::casa ########################################## 2024-05-17 03:32:51 INFO tclean::::casa ########################################## 2024-05-17 03:32:51 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:32:51 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 ) 2024-05-17 03:32:51 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:32:51 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:32:51 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:32:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:32:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:32:52 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:32:52 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:32:52 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:32:52 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:32:52 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:32:52 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:32:52 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:32:53 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:32:53 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024396 2024-05-17 03:32:53 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:32:53 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:32:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:32:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:32:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:32:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:32:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:32:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:32:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:32:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:32:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:32:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:32:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:32:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:32:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:32:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:32:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:32:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:32:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:32:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:32:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:32:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:33:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:33:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:33:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:33:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:33:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:33:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:33:02 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:33:02 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:33:02 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:33:02 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:33:03 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:33:04 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:32:51.430567 End time: 2024-05-17 03:33:04.001258 2024-05-17 03:33:04 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:33:04 INFO tclean::::casa ########################################## 2024-05-17 03:33:04 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:33:04 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:33:04 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) 2024-05-17 03:33:04 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:33:04 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:33:04 2024****** 2024-05-17 03:33:04 INFO ImageFitter::fit+ 2024-05-17 03:33:04 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:33:04 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:33:04 INFO ImageFitter::fit+ --- region: 2024-05-17 03:33:04 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:33:04 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:33:04 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:33:04 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:33:04 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:33:04 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:33:04 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:33:04 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) 2024-05-17 03:33:04 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:33:04 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:33:04 INFO imstat::::casa ########################################## 2024-05-17 03:33:04 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:33:04 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 ) 2024-05-17 03:33:04 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:33:04 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:33:04 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:33:04 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:33:04 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:33:04 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) 2024-05-17 03:33:04 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:33:04 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:33:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:33:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:33:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:33:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:33:04 INFO imstat:::: Values --- 2024-05-17 03:33:04 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:33:04 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:33:04 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:33:04 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam 2024-05-17 03:33:04 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:33:04 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:33:04 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:33:04 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:33:04 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:33:04 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:33:04 INFO imstat:::: Statistics --- 2024-05-17 03:33:04 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:33:04 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:33:04 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:33:04 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:33:04 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam 2024-05-17 03:33:04 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam 2024-05-17 03:33:04 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam 2024-05-17 03:33:04 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam 2024-05-17 03:33:04 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam 2024-05-17 03:33:04 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:33:04 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:33:04 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:33:04 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:33:04 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:33:04 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:33:04 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 2024-05-17 03:33:04 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:33:04.056291 End time: 2024-05-17 03:33:04.079972 2024-05-17 03:33:04 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:33:04 INFO imstat::::casa ########################################## 2024-05-17 03:33:04 INFO phaseshift::::casa ########################################## 2024-05-17 03:33:04 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:33:04 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 39d58m05.8512' ) 2024-05-17 03:33:04 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:33:04 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:33:04 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:33:04 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:33:04 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:33:04 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:33:04 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:33:04 INFO MSTransformManager::open Select data 2024-05-17 03:33:04 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:33:07 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39d58m05.8512 successfully parsed 2024-05-17 03:33:07 INFO phaseshift::::casa Shift phase center 2024-05-17 03:33:08 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:33:04.093659 End time: 2024-05-17 03:33:08.032394 2024-05-17 03:33:08 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:33:08 INFO phaseshift::::casa ########################################## 2024-05-17 03:33:08 INFO tclean::::casa ########################################## 2024-05-17 03:33:08 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:33:08 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 ) 2024-05-17 03:33:08 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:33:08 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:33:08 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:33:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:33:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:33:08 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:33:08 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:33:08 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:33:08 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:33:08 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:33:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:33:08 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:33:09 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:33:09 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022522 2024-05-17 03:33:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:33:09 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:33:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:33:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:33:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:33:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:33:11 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:33:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:33:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:33:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:33:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:33:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:33:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:33:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:33:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:33:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:33:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:33:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:33:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:33:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:33:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:33:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:33:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:33:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:33:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:33:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:33:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:33:17 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:33:17 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:33:17 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:33:18 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:33:19 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:33:20 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:33:08.067393 End time: 2024-05-17 03:33:19.748280 2024-05-17 03:33:20 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:33:20 INFO tclean::::casa ########################################## 2024-05-17 03:33:20 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:33:20 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:33:20 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) 2024-05-17 03:33:20 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:33:20 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:33:20 2024****** 2024-05-17 03:33:20 INFO ImageFitter::fit+ 2024-05-17 03:33:20 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:33:20 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:33:20 INFO ImageFitter::fit+ --- region: 2024-05-17 03:33:20 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:33:20 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:33:20 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:33:20 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:33:20 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:33:20 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:33:20 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:33:20 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) 2024-05-17 03:33:20 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:33:20 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:33:20 INFO imstat::::casa ########################################## 2024-05-17 03:33:20 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:33:20 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 ) 2024-05-17 03:33:20 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:33:20 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:33:20 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:33:20 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:33:20 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:33:20 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) 2024-05-17 03:33:20 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:33:20 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:33:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:33:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:33:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:33:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:33:20 INFO imstat:::: Values --- 2024-05-17 03:33:20 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:33:20 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:33:20 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:33:20 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam 2024-05-17 03:33:20 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:33:20 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:33:20 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:33:20 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-05-17 03:33:20 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:33:20 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:33:20 INFO imstat:::: Statistics --- 2024-05-17 03:33:20 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:33:20 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:33:20 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:33:20 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:33:20 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam 2024-05-17 03:33:20 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam 2024-05-17 03:33:20 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam 2024-05-17 03:33:20 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam 2024-05-17 03:33:20 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam 2024-05-17 03:33:20 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:33:20 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:33:20 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:33:20 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:33:20 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:33:20 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:33:20 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 2024-05-17 03:33:20 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:33:19.809549 End time: 2024-05-17 03:33:19.831052 2024-05-17 03:33:20 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:33:20 INFO imstat::::casa ########################################## 2024-05-17 03:33:20 INFO phaseshift::::casa ########################################## 2024-05-17 03:33:20 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:33:20 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' ) 2024-05-17 03:33:20 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:33:20 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:33:20 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:33:20 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:33:20 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:33:20 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:33:20 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:33:20 INFO MSTransformManager::open Select data 2024-05-17 03:33:20 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 ".". 2024-05-17 03:33:22 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 02:39:52.3901 successfully parsed 2024-05-17 03:33:22 INFO phaseshift::::casa Shift phase center 2024-05-17 03:33:24 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:33:19.844637 End time: 2024-05-17 03:33:23.713581 2024-05-17 03:33:24 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:33:24 INFO phaseshift::::casa ########################################## 2024-05-17 03:33:24 INFO tclean::::casa ########################################## 2024-05-17 03:33:24 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:33:24 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 ) 2024-05-17 03:33:24 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:33:24 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:33:24 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:33:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:33:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:33:24 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:33:24 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:33:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:33:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:33:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:33:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:33:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:33:25 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:33:25 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021953 2024-05-17 03:33:25 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:33:25 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:33:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:33:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:33:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:33:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:33:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:33:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:33:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:33:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:33:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:33:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:33:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:33:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:33:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:33:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:33:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:33:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:33:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:33:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:33:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:33:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:33:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:33:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:33:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:33:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:33:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:33:33 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:33:33 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:33:33 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:33:34 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:33:34 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:33:35 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:33:23.747683 End time: 2024-05-17 03:33:35.379104 2024-05-17 03:33:35 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:33:35 INFO tclean::::casa ########################################## 2024-05-17 03:33:35 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:33:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:33:35 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) 2024-05-17 03:33:35 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:33:35 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:33:35 2024****** 2024-05-17 03:33:35 INFO ImageFitter::fit+ 2024-05-17 03:33:35 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:33:35 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:33:35 INFO ImageFitter::fit+ --- region: 2024-05-17 03:33:35 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:33:35 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:33:35 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:33:35 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:33:35 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:33:35 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:33:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:33:35 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) 2024-05-17 03:33:35 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- ra: 128.000008 +/- 0.000127 pixels 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:33:35 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:33:35 INFO imstat::::casa ########################################## 2024-05-17 03:33:35 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:33:35 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 ) 2024-05-17 03:33:35 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:33:35 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:33:35 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:33:35 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:33:35 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:33:35 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) 2024-05-17 03:33:35 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:33:35 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:33:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:33:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:33:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-05-17 03:33:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-05-17 03:33:35 INFO imstat:::: Values --- 2024-05-17 03:33:35 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:33:35 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:33:35 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:33:35 INFO imstat:::: -- minimum value [min]: -7.78143e-05 Jy/beam 2024-05-17 03:33:35 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:33:35 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:33:35 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:33:35 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:33:35 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:33:35 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:33:35 INFO imstat:::: Statistics --- 2024-05-17 03:33:35 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:33:35 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:33:35 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:33:35 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:33:35 INFO imstat:::: -- Median of the pixel values [median]: -1.86838e-05 Jy/beam 2024-05-17 03:33:35 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73769e-05 Jy/beam 2024-05-17 03:33:35 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam 2024-05-17 03:33:35 INFO imstat:::: -- First quartile [q1]: -3.45216e-05 Jy/beam 2024-05-17 03:33:35 INFO imstat:::: -- Third quartile [q3]: 1.1124e-06 Jy/beam 2024-05-17 03:33:35 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:33:35 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:33:35 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:33:35 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:33:35 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:33:35 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:33:35 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 2024-05-17 03:33:35 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:33:35.434677 End time: 2024-05-17 03:33:35.456970 2024-05-17 03:33:35 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:33:35 INFO imstat::::casa ########################################## 2024-05-17 03:33:36 INFO phaseshift::::casa ########################################## 2024-05-17 03:33:36 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:33:36 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' ) 2024-05-17 03:33:36 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:33:36 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:33:36 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:33:36 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:33:36 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:33:36 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:33:36 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:33:36 INFO MSTransformManager::open Select data 2024-05-17 03:33:36 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:33:38 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39.968292000deg successfully parsed 2024-05-17 03:33:38 INFO phaseshift::::casa Shift phase center 2024-05-17 03:33:40 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:33:35.649848 End time: 2024-05-17 03:33:39.624552 2024-05-17 03:33:40 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:33:40 INFO phaseshift::::casa ########################################## 2024-05-17 03:33:40 INFO tclean::::casa ########################################## 2024-05-17 03:33:40 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:33:40 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 ) 2024-05-17 03:33:40 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:33:40 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:33:40 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:33:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:33:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:33:40 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:33:40 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:33:40 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:33:40 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:33:40 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:33:40 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:33:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:33:41 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:33:41 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021801 2024-05-17 03:33:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:33:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:33:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:33:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:33:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:33:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:33:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:33:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:33:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:33:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:33:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:33:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:33:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:33:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:33:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:33:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:33:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:33:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:33:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:33:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:33:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:33:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:33:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:33:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:33:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:33:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:33:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:33:49 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:33:49 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:33:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:33:50 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:33:50 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:33:52 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:33:39.659291 End time: 2024-05-17 03:33:51.814183 2024-05-17 03:33:52 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:33:52 INFO tclean::::casa ########################################## 2024-05-17 03:33:52 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:33:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:33:52 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) 2024-05-17 03:33:52 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:33:52 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:33:52 2024****** 2024-05-17 03:33:52 INFO ImageFitter::fit+ 2024-05-17 03:33:52 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:33:52 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:33:52 INFO ImageFitter::fit+ --- region: 2024-05-17 03:33:52 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:33:52 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:33:52 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:33:52 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:33:52 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:33:52 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:33:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:33:52 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) 2024-05-17 03:33:52 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:33:52 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:33:52 INFO imstat::::casa ########################################## 2024-05-17 03:33:52 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:33:52 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 ) 2024-05-17 03:33:52 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:33:52 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:33:52 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:33:52 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:33:52 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:33:52 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) 2024-05-17 03:33:52 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:33:52 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:33:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:33:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:33:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:33:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:33:52 INFO imstat:::: Values --- 2024-05-17 03:33:52 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:33:52 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:33:52 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:33:52 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam 2024-05-17 03:33:52 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:33:52 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-05-17 03:33:52 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:33:52 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-05-17 03:33:52 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:33:52 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:33:52 INFO imstat:::: Statistics --- 2024-05-17 03:33:52 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:33:52 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:33:52 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:33:52 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:33:52 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam 2024-05-17 03:33:52 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam 2024-05-17 03:33:52 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam 2024-05-17 03:33:52 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam 2024-05-17 03:33:52 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam 2024-05-17 03:33:52 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:33:52 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:33:52 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:33:52 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:33:52 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:33:52 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:33:52 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 2024-05-17 03:33:52 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:33:51.868233 End time: 2024-05-17 03:33:51.889519 2024-05-17 03:33:52 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:33:52 INFO imstat::::casa ########################################## 2024-05-17 03:33:52 INFO phaseshift::::casa ########################################## 2024-05-17 03:33:52 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:33:52 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 19:52:05.6524 0.697578292rad' ) 2024-05-17 03:33:52 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:33:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:33:52 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:33:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:33:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:33:52 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:33:52 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:33:52 INFO MSTransformManager::open Select data 2024-05-17 03:33:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:33:55 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 0.697578292rad successfully parsed 2024-05-17 03:33:55 INFO phaseshift::::casa Shift phase center 2024-05-17 03:33:56 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:33:51.903906 End time: 2024-05-17 03:33:55.702957 2024-05-17 03:33:56 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:33:56 INFO phaseshift::::casa ########################################## 2024-05-17 03:33:56 INFO tclean::::casa ########################################## 2024-05-17 03:33:56 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:33:56 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 ) 2024-05-17 03:33:56 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:33:56 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:33:56 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:33:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:33:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:33:56 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:33:56 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:33:56 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:33:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:33:56 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:33:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:33:56 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:33:57 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:33:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022791 2024-05-17 03:33:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:33:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:33:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:33:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:33:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:33:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:33:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:33:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:33:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:34:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:34:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:34:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:34:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:34:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:34:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:34:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:34:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:34:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:34:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:34:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:34:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:34:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:34:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:34:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:34:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:34:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:34:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:34:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:34:05 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:34:05 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:34:05 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:34:06 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:34:06 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:34:07 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:33:55.736908 End time: 2024-05-17 03:34:07.449044 2024-05-17 03:34:07 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:34:07 INFO tclean::::casa ########################################## 2024-05-17 03:34:07 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:34:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:34:07 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) 2024-05-17 03:34:07 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:34:07 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:34:07 2024****** 2024-05-17 03:34:07 INFO ImageFitter::fit+ 2024-05-17 03:34:07 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:34:07 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:34:07 INFO ImageFitter::fit+ --- region: 2024-05-17 03:34:07 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:34:07 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:34:07 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:34:07 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:34:07 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:34:07 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:34:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:34:07 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) 2024-05-17 03:34:07 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:34:08 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:34:08 INFO imstat::::casa ########################################## 2024-05-17 03:34:08 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:34:08 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 ) 2024-05-17 03:34:08 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:34:08 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:34:08 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:34:08 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:34:08 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:34:08 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) 2024-05-17 03:34:08 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:34:08 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:34:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:34:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:34:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:34:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:34:08 INFO imstat:::: Values --- 2024-05-17 03:34:08 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:34:08 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:34:08 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:34:08 INFO imstat:::: -- minimum value [min]: -7.7781e-05 Jy/beam 2024-05-17 03:34:08 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:34:08 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:34:08 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:34:08 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:34:08 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:34:08 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:34:08 INFO imstat:::: Statistics --- 2024-05-17 03:34:08 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:34:08 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:34:08 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:34:08 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:34:08 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam 2024-05-17 03:34:08 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73593e-05 Jy/beam 2024-05-17 03:34:08 INFO imstat:::: -- IQR [quartile]: 3.56161e-05 Jy/beam 2024-05-17 03:34:08 INFO imstat:::: -- First quartile [q1]: -3.45125e-05 Jy/beam 2024-05-17 03:34:08 INFO imstat:::: -- Third quartile [q3]: 1.10364e-06 Jy/beam 2024-05-17 03:34:08 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:34:08 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:34:08 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:34:08 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:34:08 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:34:08 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:34:08 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 2024-05-17 03:34:08 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:34:07.507557 End time: 2024-05-17 03:34:07.530507 2024-05-17 03:34:08 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:34:08 INFO imstat::::casa ########################################## 2024-05-17 03:34:08 INFO phaseshift::::casa ########################################## 2024-05-17 03:34:08 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:34:08 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' ) 2024-05-17 03:34:08 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:34:08 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:34:08 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:34:08 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:34:08 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:34:08 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:34:08 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:34:08 INFO MSTransformManager::open Select data 2024-05-17 03:34:08 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:34:10 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39d58m05.8512 successfully parsed 2024-05-17 03:34:10 INFO phaseshift::::casa Shift phase center 2024-05-17 03:34:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:34:07.544201 End time: 2024-05-17 03:34:11.274138 2024-05-17 03:34:11 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:34:11 INFO phaseshift::::casa ########################################## 2024-05-17 03:34:11 INFO tclean::::casa ########################################## 2024-05-17 03:34:11 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:34:11 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 ) 2024-05-17 03:34:11 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:34:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:34:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:34:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:34:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:34:11 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:34:11 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:34:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:34:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:34:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:34:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:34:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:34:13 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:34:13 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021872 2024-05-17 03:34:13 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:34:13 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:34:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:34:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:34:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:34:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:34:15 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:34:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:34:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:34:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:34:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:34:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:34:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:34:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:34:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:34:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:34:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:34:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:34:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:34:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:34:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:34:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:34:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:34:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:34:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:34:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:34:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:34:21 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:34:21 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:34:21 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:34:22 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:34:22 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:34:23 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:34:11.309110 End time: 2024-05-17 03:34:23.165410 2024-05-17 03:34:23 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:34:23 INFO tclean::::casa ########################################## 2024-05-17 03:34:23 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:34:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:34:23 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) 2024-05-17 03:34:23 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:34:23 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:34:23 2024****** 2024-05-17 03:34:23 INFO ImageFitter::fit+ 2024-05-17 03:34:23 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:34:23 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:34:23 INFO ImageFitter::fit+ --- region: 2024-05-17 03:34:23 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:34:23 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:34:23 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:34:23 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:34:23 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:34:23 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:34:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:34:23 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) 2024-05-17 03:34:23 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:34:23 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:34:23 INFO imstat::::casa ########################################## 2024-05-17 03:34:23 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:34:23 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 ) 2024-05-17 03:34:23 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:34:23 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:34:23 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:34:23 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:34:23 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:34:23 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) 2024-05-17 03:34:23 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:34:23 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:34:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:34:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:34:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:34:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:34:23 INFO imstat:::: Values --- 2024-05-17 03:34:23 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:34:23 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:34:23 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:34:23 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-05-17 03:34:23 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:34:23 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:34:23 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:34:23 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:34:23 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:34:23 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:34:23 INFO imstat:::: Statistics --- 2024-05-17 03:34:23 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:34:23 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:34:23 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:34:23 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:34:23 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-05-17 03:34:23 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-05-17 03:34:23 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-05-17 03:34:23 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-05-17 03:34:23 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-05-17 03:34:23 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:34:23 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:34:23 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:34:23 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:34:23 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:34:23 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:34:23 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 2024-05-17 03:34:23 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:34:23.222601 End time: 2024-05-17 03:34:23.245286 2024-05-17 03:34:23 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:34:23 INFO imstat::::casa ########################################## 2024-05-17 03:34:23 INFO phaseshift::::casa ########################################## 2024-05-17 03:34:23 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:34:23 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 02:39:52.3901' ) 2024-05-17 03:34:23 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:34:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:34:23 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:34:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:34:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:34:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:34:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:34:23 INFO MSTransformManager::open Select data 2024-05-17 03:34:23 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 ".". 2024-05-17 03:34:26 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 02:39:52.3901 successfully parsed 2024-05-17 03:34:26 INFO phaseshift::::casa Shift phase center 2024-05-17 03:34:27 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:34:23.259230 End time: 2024-05-17 03:34:27.171920 2024-05-17 03:34:27 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:34:27 INFO phaseshift::::casa ########################################## 2024-05-17 03:34:27 INFO tclean::::casa ########################################## 2024-05-17 03:34:27 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:34:27 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 ) 2024-05-17 03:34:27 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:34:27 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:34:27 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:34:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:34:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:34:27 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:34:27 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:34:27 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:34:27 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:34:27 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:34:27 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:34:27 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:34:28 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:34:28 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021402 2024-05-17 03:34:28 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:34:28 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:34:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:34:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:34:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:34:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:34:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:34:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:34:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:34:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:34:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:34:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:34:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:34:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:34:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:34:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:34:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:34:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:34:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:34:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:34:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:34:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:34:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:34:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:34:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:34:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:34:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:34:36 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:34:36 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:34:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:34:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:34:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:34:39 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:34:27.206961 End time: 2024-05-17 03:34:38.769585 2024-05-17 03:34:39 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:34:39 INFO tclean::::casa ########################################## 2024-05-17 03:34:39 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:34:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:34:39 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) 2024-05-17 03:34:39 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:34:39 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:34:39 2024****** 2024-05-17 03:34:39 INFO ImageFitter::fit+ 2024-05-17 03:34:39 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:34:39 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:34:39 INFO ImageFitter::fit+ --- region: 2024-05-17 03:34:39 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:34:39 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:34:39 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:34:39 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:34:39 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:34:39 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:34:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:34:39 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) 2024-05-17 03:34:39 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:34:39 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:34:39 INFO imstat::::casa ########################################## 2024-05-17 03:34:39 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:34:39 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 ) 2024-05-17 03:34:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:34:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:34:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:34:39 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:34:39 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:34:39 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) 2024-05-17 03:34:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:34:39 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:34:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:34:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:34:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-05-17 03:34:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-05-17 03:34:39 INFO imstat:::: Values --- 2024-05-17 03:34:39 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:34:39 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:34:39 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:34:39 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam 2024-05-17 03:34:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:34:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:34:39 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:34:39 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:34:39 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:34:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:34:39 INFO imstat:::: Statistics --- 2024-05-17 03:34:39 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:34:39 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:34:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:34:39 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:34:39 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam 2024-05-17 03:34:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam 2024-05-17 03:34:39 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam 2024-05-17 03:34:39 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam 2024-05-17 03:34:39 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam 2024-05-17 03:34:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:34:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:34:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:34:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:34:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:34:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:34:39 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 2024-05-17 03:34:39 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:34:38.835052 End time: 2024-05-17 03:34:38.856721 2024-05-17 03:34:39 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:34:39 INFO imstat::::casa ########################################## 2024-05-17 03:34:39 INFO phaseshift::::casa ########################################## 2024-05-17 03:34:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:34:39 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 39.968292000deg' ) 2024-05-17 03:34:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:34:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:34:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:34:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:34:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:34:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:34:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:34:39 INFO MSTransformManager::open Select data 2024-05-17 03:34:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:34:42 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39.968292000deg successfully parsed 2024-05-17 03:34:42 INFO phaseshift::::casa Shift phase center 2024-05-17 03:34:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:34:38.874926 End time: 2024-05-17 03:34:43.144243 2024-05-17 03:34:43 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:34:43 INFO phaseshift::::casa ########################################## 2024-05-17 03:34:43 INFO tclean::::casa ########################################## 2024-05-17 03:34:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:34:43 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 ) 2024-05-17 03:34:43 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:34:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:34:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:34:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:34:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:34:43 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:34:43 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:34:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:34:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:34:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:34:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:34:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:34:44 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:34:45 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021799 2024-05-17 03:34:45 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:34:45 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:34:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:34:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:34:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:34:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:34:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:34:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:34:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:34:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:34:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:34:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:34:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:34:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:34:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:34:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:34:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:34:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:34:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:34:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:34:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:34:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:34:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:34:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:34:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:34:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:34:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:34:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:34:53 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:34:53 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:34:53 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:34:53 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:34:54 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:34:55 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:34:43.178970 End time: 2024-05-17 03:34:54.921298 2024-05-17 03:34:55 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:34:55 INFO tclean::::casa ########################################## 2024-05-17 03:34:55 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:34:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:34:55 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) 2024-05-17 03:34:55 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:34:55 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:34:55 2024****** 2024-05-17 03:34:55 INFO ImageFitter::fit+ 2024-05-17 03:34:55 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:34:55 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:34:55 INFO ImageFitter::fit+ --- region: 2024-05-17 03:34:55 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:34:55 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:34:55 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:34:55 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:34:55 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:34:55 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:34:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:34:55 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) 2024-05-17 03:34:55 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:34:55 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:34:55 INFO imstat::::casa ########################################## 2024-05-17 03:34:55 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:34:55 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 ) 2024-05-17 03:34:55 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:34:55 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:34:55 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:34:55 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:34:55 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:34:55 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) 2024-05-17 03:34:55 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:34:55 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:34:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:34:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:34:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:34:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:34:55 INFO imstat:::: Values --- 2024-05-17 03:34:55 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:34:55 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:34:55 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:34:55 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-05-17 03:34:55 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:34:55 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:34:55 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:34:55 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:34:55 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:34:55 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:34:55 INFO imstat:::: Statistics --- 2024-05-17 03:34:55 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:34:55 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:34:55 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:34:55 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:34:55 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-05-17 03:34:55 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-05-17 03:34:55 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-05-17 03:34:55 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-05-17 03:34:55 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-05-17 03:34:55 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:34:55 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:34:55 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:34:55 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:34:55 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:34:55 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:34:55 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 2024-05-17 03:34:55 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:34:54.977690 End time: 2024-05-17 03:34:55.000529 2024-05-17 03:34:55 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:34:55 INFO imstat::::casa ########################################## 2024-05-17 03:34:55 INFO phaseshift::::casa ########################################## 2024-05-17 03:34:55 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:34:55 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 0.697578292rad' ) 2024-05-17 03:34:55 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:34:55 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:34:55 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:34:55 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:34:55 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:34:55 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:34:55 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:34:55 INFO MSTransformManager::open Select data 2024-05-17 03:34:55 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:34:58 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 0.697578292rad successfully parsed 2024-05-17 03:34:58 INFO phaseshift::::casa Shift phase center 2024-05-17 03:34:59 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:34:55.014293 End time: 2024-05-17 03:34:58.990715 2024-05-17 03:34:59 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:34:59 INFO phaseshift::::casa ########################################## 2024-05-17 03:34:59 INFO tclean::::casa ########################################## 2024-05-17 03:34:59 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:34:59 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 ) 2024-05-17 03:34:59 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:34:59 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:34:59 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:34:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:34:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:34:59 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:34:59 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:34:59 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:34:59 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:34:59 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:34:59 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:34:59 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:35:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:35:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022675 2024-05-17 03:35:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:35:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:35:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:35:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:35:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:35:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:35:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:35:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:35:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:35:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:35:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:35:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:35:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:35:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:35:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:35:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:35:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:35:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:35:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:35:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:35:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:35:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:35:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:35:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:35:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:35:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:35:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:35:09 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:35:09 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:35:09 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:35:10 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:35:10 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:35:11 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:34:59.025701 End time: 2024-05-17 03:35:11.245285 2024-05-17 03:35:11 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:35:11 INFO tclean::::casa ########################################## 2024-05-17 03:35:11 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:35:11 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:35:11 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) 2024-05-17 03:35:11 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:35:11 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:35:11 2024****** 2024-05-17 03:35:11 INFO ImageFitter::fit+ 2024-05-17 03:35:11 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:35:11 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:35:11 INFO ImageFitter::fit+ --- region: 2024-05-17 03:35:11 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:35:11 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:35:11 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:35:11 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:35:11 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:35:11 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:35:11 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:35:11 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) 2024-05-17 03:35:11 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:35:11 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:35:11 INFO imstat::::casa ########################################## 2024-05-17 03:35:11 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:35:11 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 ) 2024-05-17 03:35:11 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:35:11 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:35:11 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:35:11 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:35:11 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:35:11 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) 2024-05-17 03:35:11 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:35:11 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:35:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:35:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:35:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:35:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:35:11 INFO imstat:::: Values --- 2024-05-17 03:35:11 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:35:11 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:35:11 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:35:11 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam 2024-05-17 03:35:11 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:35:11 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:35:11 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:35:11 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:35:11 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:35:11 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:35:11 INFO imstat:::: Statistics --- 2024-05-17 03:35:11 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:35:11 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:35:11 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:35:11 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:35:11 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam 2024-05-17 03:35:11 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam 2024-05-17 03:35:11 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam 2024-05-17 03:35:11 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam 2024-05-17 03:35:11 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam 2024-05-17 03:35:11 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:35:11 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:35:11 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:35:11 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:35:11 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:35:11 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:35:11 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 2024-05-17 03:35:11 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:35:11.303975 End time: 2024-05-17 03:35:11.326016 2024-05-17 03:35:11 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:35:11 INFO imstat::::casa ########################################## 2024-05-17 03:35:11 INFO phaseshift::::casa ########################################## 2024-05-17 03:35:11 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:35:11 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 5.201492224rad 39d58m05.8512' ) 2024-05-17 03:35:11 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:35:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:35:11 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:35:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:35:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:35:11 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:35:11 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:35:11 INFO MSTransformManager::open Select data 2024-05-17 03:35:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:35:14 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39d58m05.8512 successfully parsed 2024-05-17 03:35:14 INFO phaseshift::::casa Shift phase center 2024-05-17 03:35:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:35:11.339880 End time: 2024-05-17 03:35:15.231604 2024-05-17 03:35:15 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:35:15 INFO phaseshift::::casa ########################################## 2024-05-17 03:35:15 INFO tclean::::casa ########################################## 2024-05-17 03:35:15 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:35:15 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 ) 2024-05-17 03:35:15 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:35:15 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:35:15 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:35:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:35:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:35:15 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:35:15 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:35:15 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:35:15 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:35:15 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:35:15 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:35:15 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:35:17 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:35:17 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02184 2024-05-17 03:35:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:35:17 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:35:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:35:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:35:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:35:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:35:19 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:35:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:35:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:35:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:35:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:35:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:35:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:35:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:35:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:35:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:35:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:35:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:35:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:35:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:35:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:35:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:35:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:35:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:35:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:35:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:35:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:35:25 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:35:25 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:35:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:35:26 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:35:26 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:35:28 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:35:15.265792 End time: 2024-05-17 03:35:27.676207 2024-05-17 03:35:28 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:35:28 INFO tclean::::casa ########################################## 2024-05-17 03:35:28 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:35:28 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:35:28 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) 2024-05-17 03:35:28 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:35:28 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:35:28 2024****** 2024-05-17 03:35:28 INFO ImageFitter::fit+ 2024-05-17 03:35:28 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:35:28 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:35:28 INFO ImageFitter::fit+ --- region: 2024-05-17 03:35:28 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:35:28 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:35:28 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:35:28 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:35:28 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:35:28 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:35:28 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:35:28 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) 2024-05-17 03:35:28 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:35:28 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:35:28 INFO imstat::::casa ########################################## 2024-05-17 03:35:28 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:35:28 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 ) 2024-05-17 03:35:28 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:35:28 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:35:28 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:35:28 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:35:28 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:35:28 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) 2024-05-17 03:35:28 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:35:28 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:35:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:35:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:35:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:35:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:35:28 INFO imstat:::: Values --- 2024-05-17 03:35:28 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:35:28 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:35:28 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:35:28 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam 2024-05-17 03:35:28 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:35:28 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:35:28 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:35:28 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:35:28 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:35:28 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:35:28 INFO imstat:::: Statistics --- 2024-05-17 03:35:28 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:35:28 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:35:28 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:35:28 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:35:28 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam 2024-05-17 03:35:28 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam 2024-05-17 03:35:28 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam 2024-05-17 03:35:28 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam 2024-05-17 03:35:28 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam 2024-05-17 03:35:28 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:35:28 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:35:28 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:35:28 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:35:28 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:35:28 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:35:28 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 2024-05-17 03:35:28 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:35:27.740592 End time: 2024-05-17 03:35:27.762795 2024-05-17 03:35:28 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:35:28 INFO imstat::::casa ########################################## 2024-05-17 03:35:28 INFO phaseshift::::casa ########################################## 2024-05-17 03:35:28 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:35:28 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 02:39:52.3901' ) 2024-05-17 03:35:28 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:35:28 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:35:28 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:35:28 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:35:28 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:35:28 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:35:28 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:35:28 INFO MSTransformManager::open Select data 2024-05-17 03:35:28 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 ".". 2024-05-17 03:35:31 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 02:39:52.3901 successfully parsed 2024-05-17 03:35:31 INFO phaseshift::::casa Shift phase center 2024-05-17 03:35:32 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:35:27.776681 End time: 2024-05-17 03:35:31.746928 2024-05-17 03:35:32 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:35:32 INFO phaseshift::::casa ########################################## 2024-05-17 03:35:32 INFO tclean::::casa ########################################## 2024-05-17 03:35:32 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:35:32 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 ) 2024-05-17 03:35:32 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:35:32 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:35:32 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:35:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:35:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:35:32 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:35:32 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:35:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:35:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:35:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:35:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:35:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:35:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:35:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023225 2024-05-17 03:35:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:35:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:35:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:35:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:35:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:35:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:35:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:35:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:35:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:35:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:35:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:35:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:35:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:35:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:35:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:35:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:35:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:35:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:35:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:35:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:35:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:35:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:35:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-05-17 03:35:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:35:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:35:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:35:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:35:41 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:35:41 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:35:41 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:35:42 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:35:42 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:35:43 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:35:31.782365 End time: 2024-05-17 03:35:43.441502 2024-05-17 03:35:43 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:35:43 INFO tclean::::casa ########################################## 2024-05-17 03:35:43 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:35:43 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:35:43 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) 2024-05-17 03:35:43 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:35:43 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:35:43 2024****** 2024-05-17 03:35:43 INFO ImageFitter::fit+ 2024-05-17 03:35:43 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:35:43 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:35:43 INFO ImageFitter::fit+ --- region: 2024-05-17 03:35:43 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:35:43 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:35:43 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:35:43 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:35:43 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:35:43 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:35:43 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:35:43 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) 2024-05-17 03:35:43 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116885 Jy 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126501 Jy 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:35:43 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:35:43 INFO imstat::::casa ########################################## 2024-05-17 03:35:43 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:35:43 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 ) 2024-05-17 03:35:44 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:35:44 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:35:44 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:35:44 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:35:44 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:35:44 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) 2024-05-17 03:35:44 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:35:44 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:35:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:35:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:35:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-05-17 03:35:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-05-17 03:35:44 INFO imstat:::: Values --- 2024-05-17 03:35:44 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:35:44 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:35:44 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:35:44 INFO imstat:::: -- minimum value [min]: -7.78268e-05 Jy/beam 2024-05-17 03:35:44 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:35:44 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:35:44 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:35:44 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:35:44 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:35:44 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:35:44 INFO imstat:::: Statistics --- 2024-05-17 03:35:44 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:35:44 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:35:44 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:35:44 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:35:44 INFO imstat:::: -- Median of the pixel values [median]: -1.8675e-05 Jy/beam 2024-05-17 03:35:44 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73782e-05 Jy/beam 2024-05-17 03:35:44 INFO imstat:::: -- IQR [quartile]: 3.56598e-05 Jy/beam 2024-05-17 03:35:44 INFO imstat:::: -- First quartile [q1]: -3.45364e-05 Jy/beam 2024-05-17 03:35:44 INFO imstat:::: -- Third quartile [q3]: 1.12335e-06 Jy/beam 2024-05-17 03:35:44 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:35:44 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:35:44 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:35:44 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:35:44 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:35:44 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:35:44 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 2024-05-17 03:35:44 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:35:43.496045 End time: 2024-05-17 03:35:43.518327 2024-05-17 03:35:44 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:35:44 INFO imstat::::casa ########################################## 2024-05-17 03:35:44 INFO phaseshift::::casa ########################################## 2024-05-17 03:35:44 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:35:44 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' ) 2024-05-17 03:35:44 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:35:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:35:44 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:35:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:35:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:35:44 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:35:44 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:35:44 INFO MSTransformManager::open Select data 2024-05-17 03:35:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:35:46 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39.968292000deg successfully parsed 2024-05-17 03:35:46 INFO phaseshift::::casa Shift phase center 2024-05-17 03:35:47 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:35:43.531950 End time: 2024-05-17 03:35:47.364196 2024-05-17 03:35:47 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:35:47 INFO phaseshift::::casa ########################################## 2024-05-17 03:35:47 INFO tclean::::casa ########################################## 2024-05-17 03:35:47 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:35:47 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 ) 2024-05-17 03:35:47 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:35:47 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:35:47 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:35:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:35:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:35:47 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:35:47 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:35:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:35:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:35:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:35:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:35:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:35:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:35:49 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021306 2024-05-17 03:35:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:35:49 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:35:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:35:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:35:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:35:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:35:51 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:35:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:35:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:35:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:35:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:35:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:35:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:35:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:35:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:35:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:35:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:35:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:35:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:35:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:35:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:35:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:35:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:35:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:35:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:35:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:35:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:35:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:35:57 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:35:57 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:35:57 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:35:58 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:35:58 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:36:00 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:35:47.397704 End time: 2024-05-17 03:35:59.730719 2024-05-17 03:36:00 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:36:00 INFO tclean::::casa ########################################## 2024-05-17 03:36:00 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:36:00 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:36:00 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) 2024-05-17 03:36:00 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:36:00 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:36:00 2024****** 2024-05-17 03:36:00 INFO ImageFitter::fit+ 2024-05-17 03:36:00 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:36:00 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:36:00 INFO ImageFitter::fit+ --- region: 2024-05-17 03:36:00 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:36:00 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:36:00 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:36:00 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:36:00 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:36:00 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:36:00 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:36:00 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) 2024-05-17 03:36:00 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:36:00 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:36:00 INFO imstat::::casa ########################################## 2024-05-17 03:36:00 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:36:00 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 ) 2024-05-17 03:36:00 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:36:00 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:36:00 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:36:00 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:36:00 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:36:00 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) 2024-05-17 03:36:00 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:36:00 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:36:00 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:36:00 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:36:00 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:36:00 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:36:00 INFO imstat:::: Values --- 2024-05-17 03:36:00 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:36:00 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:36:00 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:36:00 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam 2024-05-17 03:36:00 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:36:00 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:36:00 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:36:00 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:36:00 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:36:00 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:36:00 INFO imstat:::: Statistics --- 2024-05-17 03:36:00 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:36:00 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:36:00 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:36:00 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:36:00 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam 2024-05-17 03:36:00 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam 2024-05-17 03:36:00 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam 2024-05-17 03:36:00 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam 2024-05-17 03:36:00 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam 2024-05-17 03:36:00 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:36:00 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:36:00 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:36:00 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:36:00 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:36:00 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:36:00 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 2024-05-17 03:36:00 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:35:59.787969 End time: 2024-05-17 03:35:59.810628 2024-05-17 03:36:00 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:36:00 INFO imstat::::casa ########################################## 2024-05-17 03:36:00 INFO phaseshift::::casa ########################################## 2024-05-17 03:36:00 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-05-17 03:36:00 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' ) 2024-05-17 03:36:00 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-05-17 03:36:00 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-05-17 03:36:00 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-05-17 03:36:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-05-17 03:36:00 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-05-17 03:36:00 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-05-17 03:36:00 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-05-17 03:36:00 INFO MSTransformManager::open Select data 2024-05-17 03:36:00 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-05-17 03:36:02 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 0.697578292rad successfully parsed 2024-05-17 03:36:02 INFO phaseshift::::casa Shift phase center 2024-05-17 03:36:04 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-05-17 03:35:59.824137 End time: 2024-05-17 03:36:03.644501 2024-05-17 03:36:04 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-05-17 03:36:04 INFO phaseshift::::casa ########################################## 2024-05-17 03:36:04 INFO tclean::::casa ########################################## 2024-05-17 03:36:04 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-05-17 03:36:04 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 ) 2024-05-17 03:36:04 INFO tclean::::casa Verifying Input Parameters 2024-05-17 03:36:04 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-05-17 03:36:04 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-05-17 03:36:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:36:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-05-17 03:36:04 INFO SynthesisImagerVi2::defineImage Impars: start 2024-05-17 03:36:04 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-05-17 03:36:04 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-05-17 03:36:04 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-05-17 03:36:04 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-05-17 03:36:04 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-05-17 03:36:04 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-05-17 03:36:05 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-05-17 03:36:05 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022805 2024-05-17 03:36:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:36:05 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-05-17 03:36:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-05-17 03:36:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:36:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-05-17 03:36:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-05-17 03:36:07 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-05-17 03:36:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:36:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-05-17 03:36:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-05-17 03:36:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-05-17 03:36:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-05-17 03:36:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-05-17 03:36:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:36:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-05-17 03:36:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-05-17 03:36:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-05-17 03:36:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-05-17 03:36:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-05-17 03:36:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:36:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-05-17 03:36:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-05-17 03:36:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-05-17 03:36:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-05-17 03:36:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-05-17 03:36:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-05-17 03:36:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-05-17 03:36:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-05-17 03:36:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-05-17 03:36:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-05-17 03:36:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-05-17 03:36:13 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-05-17 03:36:13 INFO tclean::::casa getSummary call: fullsummary=False 2024-05-17 03:36:13 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-05-17 03:36:14 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-05-17 03:36:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.mask', 'im_post_phaseshift.model', 'im_post_phaseshift.residual', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.pb', 'im_post_phaseshift.psf', 'im_post_phaseshift.image'] 2024-05-17 03:36:16 INFO tclean::::casa Task tclean complete. Start time: 2024-05-17 03:36:03.678806 End time: 2024-05-17 03:36:15.510632 2024-05-17 03:36:16 INFO tclean::::casa ##### End Task: tclean ##### 2024-05-17 03:36:16 INFO tclean::::casa ########################################## 2024-05-17 03:36:16 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-05-17 03:36:16 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:36:16 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) 2024-05-17 03:36:16 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-05-17 03:36:16 INFO ImageFitter::fit ****** Fit performed at Fri May 17 03:36:16 2024****** 2024-05-17 03:36:16 INFO ImageFitter::fit+ 2024-05-17 03:36:16 INFO ImageFitter::fit+ Input parameters --- 2024-05-17 03:36:16 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-05-17 03:36:16 INFO ImageFitter::fit+ --- region: 2024-05-17 03:36:16 INFO ImageFitter::fit+ --- channel: 0 2024-05-17 03:36:16 INFO ImageFitter::fit+ --- stokes: I 2024-05-17 03:36:16 INFO ImageFitter::fit+ --- mask: 2024-05-17 03:36:16 INFO ImageFitter::fit+ --- include pixel range: [] 2024-05-17 03:36:16 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-05-17 03:36:16 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-05-17 03:36:16 INFO ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:36:16 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) 2024-05-17 03:36:16 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ Position --- 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ Flux --- 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-05-17 03:36:16 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-05-17 03:36:16 INFO imstat::::casa ########################################## 2024-05-17 03:36:16 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-05-17 03:36:16 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 ) 2024-05-17 03:36:16 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-05-17 03:36:16 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-05-17 03:36:16 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-05-17 03:36:16 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-05-17 03:36:16 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-05-17 03:36:16 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) 2024-05-17 03:36:16 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-05-17 03:36:16 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-05-17 03:36:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-05-17 03:36:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-05-17 03:36:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-05-17 03:36:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-05-17 03:36:16 INFO imstat:::: Values --- 2024-05-17 03:36:16 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-05-17 03:36:16 INFO imstat:::: -- number of points [npts]: 65536 2024-05-17 03:36:16 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-05-17 03:36:16 INFO imstat:::: -- minimum value [min]: -7.77956e-05 Jy/beam 2024-05-17 03:36:16 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-05-17 03:36:16 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-05-17 03:36:16 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-05-17 03:36:16 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-05-17 03:36:16 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-05-17 03:36:16 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-05-17 03:36:16 INFO imstat:::: Statistics --- 2024-05-17 03:36:16 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-05-17 03:36:16 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-05-17 03:36:16 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-05-17 03:36:16 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-05-17 03:36:16 INFO imstat:::: -- Median of the pixel values [median]: -1.86648e-05 Jy/beam 2024-05-17 03:36:16 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73536e-05 Jy/beam 2024-05-17 03:36:16 INFO imstat:::: -- IQR [quartile]: 3.5639e-05 Jy/beam 2024-05-17 03:36:16 INFO imstat:::: -- First quartile [q1]: -3.45152e-05 Jy/beam 2024-05-17 03:36:16 INFO imstat:::: -- Third quartile [q3]: 1.12373e-06 Jy/beam 2024-05-17 03:36:16 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-05-17 03:36:16 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-05-17 03:36:16 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-05-17 03:36:16 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-05-17 03:36:16 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-05-17 03:36:16 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-05-17 03:36:16 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 2024-05-17 03:36:16 INFO imstat::::casa Task imstat complete. Start time: 2024-05-17 03:36:15.568733 End time: 2024-05-17 03:36:15.592214 2024-05-17 03:36:16 INFO imstat::::casa ##### End Task: imstat ##### 2024-05-17 03:36:16 INFO imstat::::casa ########################################## Using user configuration file /home/casatest/.casa/config.py Using matplotlib backend: agg CASA 6.6.4.27a14349.dev1 -- Common Astronomy Software Applications [6.6.4.27a14349.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 1343.745s OK Generating XML reports...