2024-10-25 08:18:05 INFO ::casa Using user configuration file /home/casatest/.casa/config.py 2024-10-25 08:18:05 INFO ::casa loaded config file : /wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casaconfig/config.py 2024-10-25 08:18:05 INFO ::casa loaded config file : /home/casatest/.casa/config.py 2024-10-25 08:18:05 INFO ::casa 2024-10-25 08:18:05 INFO ::casa config values 2024-10-25 08:18:05 INFO ::casa agg = False 2024-10-25 08:18:05 INFO ::casa cachedir = '/home/casatest/.casa' 2024-10-25 08:18:05 INFO ::casa casaconfig_verbose = 1 2024-10-25 08:18:05 INFO ::casa colors = 'Neutral' 2024-10-25 08:18:05 INFO ::casa data_auto_update = False 2024-10-25 08:18:05 INFO ::casa datapath = ['/opt/casa/data/master', '/opt/casa/data/casatestdata'] 2024-10-25 08:18:05 INFO ::casa iplog = False 2024-10-25 08:18:05 INFO ::casa iplogfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/ipython-20241025-081802.log' 2024-10-25 08:18:05 INFO ::casa log2term = True 2024-10-25 08:18:05 INFO ::casa logfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/casa-20241025-081802.log' 2024-10-25 08:18:05 INFO ::casa measures_auto_update = False 2024-10-25 08:18:05 INFO ::casa measurespath = '/opt/casa/data/master' 2024-10-25 08:18:05 INFO ::casa nogui = False 2024-10-25 08:18:05 INFO ::casa nologfile = False 2024-10-25 08:18:05 INFO ::casa nologger = True 2024-10-25 08:18:05 INFO ::casa pipeline = False 2024-10-25 08:18:05 INFO ::casa startupfile = '/home/casatest/.casa/startup.py' 2024-10-25 08:18:05 INFO ::casa user_site = False 2024-10-25 08:18:05 INFO ::casa 2024-10-25 08:18:05 INFO ::casa casarundata version is unknown, this is probably a legacy version not installed by casaconfig 2024-10-25 08:18:05 INFO ::casa measures version is unknown, this is probably a legacy version not installed by casaconfig 2024-10-25 08:18:05 INFO ::casa 2024-10-25 08:18:05 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic 2024-10-25 08:18:05 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2024/10/05/15:00, 2024/09/05/00:00:00 2024-10-25 08:18:05 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2024/10/05/15:00, 2024/09/05/00:00:00 2024-10-25 08:18:05 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2024/10/24/15:15, 2025/01/22/00:00:00 2024-10-25 08:18:05 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2024/09/29/15:00, 2017/01/01/00:00:00 2024-10-25 08:18:11 INFO phaseshift::::casa ########################################## 2024-10-25 08:18:11 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:18:11 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' ) 2024-10-25 08:18:11 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-10-25 08:18:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:18:11 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-10-25 08:18:11 INFO MSTransformManager::parseDataSelParams array selection is 1 2024-10-25 08:18:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:18:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:18:11 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [1] 2024-10-25 08:18:11 INFO MSTransformManager::open Select data 2024-10-25 08:18:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:18:11 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows. 2024-10-25 08:18:11 INFO name:: No table opened. 2024-10-25 08:18:11 INFO name:: No table opened. 2024-10-25 08:18:11 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows. 2024-10-25 08:18:11 INFO phaseshift::::casa Traceback (most recent call last): 2024-10-25 08:18:11 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 97, in phaseshift 2024-10-25 08:18:11 INFO phaseshift::::casa+ mtlocal.open() 2024-10-25 08:18:11 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-10-25 08:18:11 INFO phaseshift::::casa+ return self._swigobj.open() 2024-10-25 08:18:11 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-10-25 08:18:11 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-10-25 08:18:11 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-10-25 08:18:11 INFO phaseshift::::casa+ 2024-10-25 08:18:11 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-10-25 08:18:11 INFO phaseshift::::casa+ 2024-10-25 08:18:11 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-10-25 08:18:11 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-10-25 08:18:11 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'] ) 2024-10-25 08:18:11 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 108, in phaseshift 2024-10-25 08:18:11 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-10-25 08:18:11 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-10-25 08:18:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:18:11.198186 End time: 2024-10-25 08:18:11.278495 2024-10-25 08:18:11 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:18:11 INFO phaseshift::::casa ########################################## 2024-10-25 08:18:11 INFO phaseshift::::casa ########################################## 2024-10-25 08:18:11 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:18:11 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' ) 2024-10-25 08:18:11 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-10-25 08:18:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:18:11 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-10-25 08:18:11 INFO MSTransformManager::parseDataSelParams array selection is 0 2024-10-25 08:18:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:18:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:18:11 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [0] 2024-10-25 08:18:11 INFO MSTransformManager::open Select data 2024-10-25 08:18:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:18:19 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-10-25 08:18:19 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-10-25 08:18:36 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-10-25 08:18:36 INFO phaseshift::::casa Shift phase center 2024-10-25 08:18:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:18:11.279544 End time: 2024-10-25 08:18:36.861774 2024-10-25 08:18:37 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:18:37 INFO phaseshift::::casa ########################################## .2024-10-25 08:18:39 INFO phaseshift::::casa ########################################## 2024-10-25 08:18:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:18:39 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' ) 2024-10-25 08:18:39 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-10-25 08:18:39 INFO MSTransformManager::parseMsSpecParams Data column is MODEL 2024-10-25 08:18:39 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-10-25 08:18:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:18:39 WARN MSTransformManager::checkDataColumnsToFill MODEL_DATA column requested but not available in input MS 2024-10-25 08:18:39 INFO MSTransformManager::open Select data 2024-10-25 08:18:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:18:39 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). 2024-10-25 08:18:39 INFO name:: No table opened. 2024-10-25 08:18:39 INFO name:: No table opened. 2024-10-25 08:18:39 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). 2024-10-25 08:18:39 INFO phaseshift::::casa Traceback (most recent call last): 2024-10-25 08:18:39 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 97, in phaseshift 2024-10-25 08:18:39 INFO phaseshift::::casa+ mtlocal.open() 2024-10-25 08:18:39 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-10-25 08:18:39 INFO phaseshift::::casa+ return self._swigobj.open() 2024-10-25 08:18:39 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-10-25 08:18:39 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-10-25 08:18:39 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). 2024-10-25 08:18:39 INFO phaseshift::::casa+ 2024-10-25 08:18:39 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-10-25 08:18:39 INFO phaseshift::::casa+ 2024-10-25 08:18:39 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-10-25 08:18:39 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-10-25 08:18:39 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'] ) 2024-10-25 08:18:39 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 108, in phaseshift 2024-10-25 08:18:39 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-10-25 08:18:39 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). 2024-10-25 08:18:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:18:38.792856 End time: 2024-10-25 08:18:38.821485 2024-10-25 08:18:39 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:18:39 INFO phaseshift::::casa ########################################## .2024-10-25 08:18:40 INFO phaseshift::::casa ########################################## 2024-10-25 08:18:40 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:18:40 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' ) 2024-10-25 08:18:40 INFO MSTransformManager::parseMsSpecParams Input file name is Itziar_copy.ms 2024-10-25 08:18:40 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:18:40 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-10-25 08:18:40 INFO MSTransformManager::parseDataSelParams field selection is 2 2024-10-25 08:18:40 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:18:40 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:18:40 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:18:40 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:18:40 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [2] 2024-10-25 08:18:40 INFO MSTransformManager::open Select data 2024-10-25 08:18:40 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:18:40 INFO MSTransformDataHandler::makeSelection 6125 out of 245000 rows are going to be considered due to the selection criteria. 2024-10-25 08:18:42 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 00h00m01 -29d55m40 successfully parsed 2024-10-25 08:18:42 INFO phaseshift::::casa Shift phase center 2024-10-25 08:18:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:18:39.942939 End time: 2024-10-25 08:18:43.135269 2024-10-25 08:18:43 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:18:43 INFO phaseshift::::casa ########################################## .2024-10-25 08:18:44 INFO phaseshift::::casa ########################################## 2024-10-25 08:18:44 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:18:44 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' ) 2024-10-25 08:18:44 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-10-25 08:18:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:18:44 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-10-25 08:18:44 INFO MSTransformManager::parseDataSelParams scan intent selection is *FLUX* 2024-10-25 08:18:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:18:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:18:44 INFO MSTransformManager::initDataSelectionParams Selected Scans Intents Ids are [12] 2024-10-25 08:18:44 INFO MSTransformManager::open Select data 2024-10-25 08:18:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:18:44 INFO MSTransformDataHandler::makeSelection 570 out of 6270 rows are going to be considered due to the selection criteria. 2024-10-25 08:18:47 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-10-25 08:18:47 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-10-25 08:18:48 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-10-25 08:18:48 INFO phaseshift::::casa Shift phase center 2024-10-25 08:18:49 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:18:44.206991 End time: 2024-10-25 08:18:48.844275 2024-10-25 08:18:49 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:18:49 INFO phaseshift::::casa ########################################## .2024-10-25 08:18:50 INFO phaseshift::::casa ########################################## 2024-10-25 08:18:50 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:18:50 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' ) 2024-10-25 08:18:50 INFO MSTransformManager::parseMsSpecParams Input file name is mms_copy.mms 2024-10-25 08:18:50 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:18:50 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-10-25 08:18:50 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:18:50 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:18:50 INFO MSTransformManager::open Select data 2024-10-25 08:18:50 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:18:52 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 05h30m48 13d31m48 successfully parsed 2024-10-25 08:18:52 INFO phaseshift::::casa Shift phase center 2024-10-25 08:18:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:18:50.059131 End time: 2024-10-25 08:18:52.719470 2024-10-25 08:18:53 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:18:53 INFO phaseshift::::casa ########################################## .2024-10-25 08:18:54 INFO phaseshift::::casa ########################################## 2024-10-25 08:18:54 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:18:54 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' ) 2024-10-25 08:18:54 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-10-25 08:18:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:18:54 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-10-25 08:18:54 INFO MSTransformManager::parseDataSelParams observation selection is 1 2024-10-25 08:18:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:18:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:18:54 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are [] 2024-10-25 08:18:54 INFO MSTransformManager::open Select data 2024-10-25 08:18:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:18:54 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows. 2024-10-25 08:18:54 INFO name:: No table opened. 2024-10-25 08:18:54 INFO name:: No table opened. 2024-10-25 08:18:54 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows. 2024-10-25 08:18:54 INFO phaseshift::::casa Traceback (most recent call last): 2024-10-25 08:18:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 97, in phaseshift 2024-10-25 08:18:54 INFO phaseshift::::casa+ mtlocal.open() 2024-10-25 08:18:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-10-25 08:18:54 INFO phaseshift::::casa+ return self._swigobj.open() 2024-10-25 08:18:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-10-25 08:18:54 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-10-25 08:18:54 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-10-25 08:18:54 INFO phaseshift::::casa+ 2024-10-25 08:18:54 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-10-25 08:18:54 INFO phaseshift::::casa+ 2024-10-25 08:18:54 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-10-25 08:18:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-10-25 08:18:54 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'] ) 2024-10-25 08:18:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 108, in phaseshift 2024-10-25 08:18:54 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-10-25 08:18:54 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-10-25 08:18:54 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:18:53.954613 End time: 2024-10-25 08:18:53.996225 2024-10-25 08:18:54 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:18:54 INFO phaseshift::::casa ########################################## 2024-10-25 08:18:54 INFO phaseshift::::casa ########################################## 2024-10-25 08:18:54 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:18:54 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' ) 2024-10-25 08:18:54 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-10-25 08:18:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:18:54 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-10-25 08:18:54 INFO MSTransformManager::parseDataSelParams observation selection is 0 2024-10-25 08:18:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:18:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:18:54 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are [0] 2024-10-25 08:18:54 INFO MSTransformManager::open Select data 2024-10-25 08:18:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:18:56 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-10-25 08:18:56 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-10-25 08:18:59 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-10-25 08:18:59 INFO phaseshift::::casa Shift phase center 2024-10-25 08:19:00 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:18:53.997525 End time: 2024-10-25 08:18:59.769870 2024-10-25 08:19:00 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:19:00 INFO phaseshift::::casa ########################################## .2024-10-25 08:19:01 INFO phaseshift::::casa ########################################## 2024-10-25 08:19:01 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:19:01 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-10-25 08:19:01 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-10-25 08:19:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:19:01 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-10-25 08:19:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:19:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:19:01 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:19:01 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:19:01 INFO MSTransformManager::open Select data 2024-10-25 08:19:01 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:19:03 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-10-25 08:19:03 INFO phaseshift::::casa Shift phase center 2024-10-25 08:19:05 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:19:00.986040 End time: 2024-10-25 08:19:04.610055 2024-10-25 08:19:05 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:19:05 INFO phaseshift::::casa ########################################## .2024-10-25 08:19:06 INFO phaseshift::::casa ########################################## 2024-10-25 08:19:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:19:06 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='' ) 2024-10-25 08:19:06 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: phasecenter parameter must be specified 2024-10-25 08:19:06 INFO phaseshift::::casa Traceback (most recent call last): 2024-10-25 08:19:06 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-10-25 08:19:06 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'] ) 2024-10-25 08:19:06 INFO phaseshift::::casa+ File "/wheeldirectory/casa-6.7.0-12-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 22, in phaseshift 2024-10-25 08:19:06 INFO phaseshift::::casa+ raise ValueError('phasecenter parameter must be specified') 2024-10-25 08:19:06 INFO phaseshift::::casa+ ValueError: phasecenter parameter must be specified 2024-10-25 08:19:06 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:19:05.767522 End time: 2024-10-25 08:19:05.768470 2024-10-25 08:19:06 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:19:06 INFO phaseshift::::casa ########################################## 2024-10-25 08:19:06 INFO phaseshift::::casa ########################################## 2024-10-25 08:19:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:19:06 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' ) 2024-10-25 08:19:06 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-10-25 08:19:06 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:19:06 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-10-25 08:19:06 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:19:06 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:19:06 INFO MSTransformManager::open Select data 2024-10-25 08:19:06 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:19:07 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-10-25 08:19:08 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-10-25 08:19:09 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -08d23m35 successfully parsed 2024-10-25 08:19:09 INFO phaseshift::::casa Shift phase center 2024-10-25 08:19:10 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:19:05.769677 End time: 2024-10-25 08:19:10.373456 2024-10-25 08:19:10 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:19:10 INFO phaseshift::::casa ########################################## .2024-10-25 08:19:12 INFO phaseshift::::casa ########################################## 2024-10-25 08:19:12 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:19:12 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' ) 2024-10-25 08:19:12 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-10-25 08:19:12 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:19:12 INFO MSTransformManager::parseMsSpecParams Output file name is post_phaseshift.ms 2024-10-25 08:19:12 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:19:12 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:19:12 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:19:12 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:19:12 INFO MSTransformManager::open Select data 2024-10-25 08:19:12 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:19:13 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-10-25 08:19:13 INFO phaseshift::::casa Shift phase center 2024-10-25 08:19:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:19:12.015577 End time: 2024-10-25 08:19:15.271173 2024-10-25 08:19:15 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:19:15 INFO phaseshift::::casa ########################################## 2024-10-25 08:19:15 INFO tclean::::casa ########################################## 2024-10-25 08:19:15 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:19:15 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 ) 2024-10-25 08:19:15 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:19:15 INFO SynthesisImagerVi2::selectData MS : datacopy.ms | [Opened in readonly mode] 2024-10-25 08:19:15 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-10-25 08:19:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] : 2024-10-25 08:19:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] : 2024-10-25 08:19:16 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:19:16 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-10-25 08:19:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_pre] with ftmachine: wprojectft 2024-10-25 08:19:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 48.03 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:19:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:19:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_pre] : hogbom 2024-10-25 08:19:16 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:19:16 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-10-25 08:19:16 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-10-25 08:19:16 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-10-25 08:19:16 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-10-25 08:19:38 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 2024-10-25 08:19:38 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 64265 MB 0%....10....20....30....40....50....60....70....80....90....100% 2024-10-25 08:20:01 INFO SIImageStore::calcSensitivity [im2_pre] Theoretical sensitivity (Jy/bm):0.00204403 2024-10-25 08:20:01 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.139642 2024-10-25 08:20:01 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg 2024-10-25 08:20:01 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:20:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:20:04 INFO task_tclean::SDAlgorithmBase::restore [im2_pre] : Restoring model image. 2024-10-25 08:20:04 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. 2024-10-25 08:20:05 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg 2024-10-25 08:20:06 INFO tclean::::casa Searching for images with prefix 'im2_pre'... Found these, writing history into them: ['im2_pre.sumwt', 'im2_pre.model', 'im2_pre.image', 'im2_pre.pb', 'im2_pre.psf', 'im2_pre.residual'] 2024-10-25 08:20:07 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:19:15.420622 End time: 2024-10-25 08:20:06.904072 2024-10-25 08:20:07 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:20:07 INFO tclean::::casa ########################################## 2024-10-25 08:20:07 INFO tclean::::casa ########################################## 2024-10-25 08:20:07 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:20:07 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 ) 2024-10-25 08:20:07 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:20:07 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode] 2024-10-25 08:20:07 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-10-25 08:20:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] : 2024-10-25 08:20:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] : 2024-10-25 08:20:07 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:20:07 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-10-25 08:20:07 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift] with ftmachine: wprojectft 2024-10-25 08:20:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 48.01 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:20:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:20:07 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift] : hogbom 2024-10-25 08:20:07 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:20:08 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-10-25 08:20:08 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-10-25 08:20:08 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-10-25 08:20:08 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-10-25 08:20:28 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 2024-10-25 08:20:28 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 64265 MB 2024-10-25 08:20:30 INFO SIImageStore::calcSensitivity [im2_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00204403 2024-10-25 08:20:30 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.125001 2024-10-25 08:20:30 INFO SIImageStore::printBeamSet Beam : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg 2024-10-25 08:20:30 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:20:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:20:39 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift] : Restoring model image. 2024-10-25 08:20:39 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. 2024-10-25 08:20:42 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg 2024-10-25 08:20:42 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift'... Found these, writing history into them: ['im2_post_phaseshift.residual', 'im2_post_phaseshift.sumwt', 'im2_post_phaseshift.pb', 'im2_post_phaseshift.image', 'im2_post_phaseshift.model', 'im2_post_phaseshift.psf'] 2024-10-25 08:20:43 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:20:06.983073 End time: 2024-10-25 08:20:42.898358 2024-10-25 08:20:43 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:20:43 INFO tclean::::casa ########################################## 2024-10-25 08:20:43 INFO tclean::::casa ########################################## 2024-10-25 08:20:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:20:43 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 ) 2024-10-25 08:20:43 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:20:43 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode] 2024-10-25 08:20:43 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-10-25 08:20:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] : 2024-10-25 08:20:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] : 2024-10-25 08:20:43 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:20:43 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-10-25 08:20:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift_tclean_phasecenter] with ftmachine: wprojectft 2024-10-25 08:20:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 48.02 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:20:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:20:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift_tclean_phasecenter] : hogbom 2024-10-25 08:20:43 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:20:44 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-10-25 08:20:44 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-10-25 08:20:44 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-10-25 08:20:44 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-10-25 08:21:03 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 2024-10-25 08:21:03 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 64265 MB 2024-10-25 08:21:08 INFO SIImageStore::calcSensitivity [im2_post_phaseshift_tclean_phasecenter] Theoretical sensitivity (Jy/bm):0.00204403 2024-10-25 08:21:08 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.129717 2024-10-25 08:21:08 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg 2024-10-25 08:21:09 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:21:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:21:14 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift_tclean_phasecenter] : Restoring model image. 2024-10-25 08:21:14 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. 2024-10-25 08:21:14 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg 2024-10-25 08:21:15 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift_tclean_phasecenter'... Found these, writing history into them: ['im2_post_phaseshift_tclean_phasecenter.residual', 'im2_post_phaseshift_tclean_phasecenter.psf', 'im2_post_phaseshift_tclean_phasecenter.image', 'im2_post_phaseshift_tclean_phasecenter.model', 'im2_post_phaseshift_tclean_phasecenter.pb', 'im2_post_phaseshift_tclean_phasecenter.sumwt'] 2024-10-25 08:21:16 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:20:42.974548 End time: 2024-10-25 08:21:15.626257 2024-10-25 08:21:16 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:21:16 INFO tclean::::casa ########################################## .2024-10-25 08:21:18 INFO phaseshift::::casa ########################################## 2024-10-25 08:21:18 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:21:18 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' ) 2024-10-25 08:21:18 INFO MSTransformManager::parseMsSpecParams Input file name is ngc_copy.ms 2024-10-25 08:21:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:21:18 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-10-25 08:21:18 INFO MSTransformManager::parseDataSelParams spw selection is 1 2024-10-25 08:21:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:21:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:21:18 INFO MSTransformManager::initDataSelectionParams Selected SPWs Ids are Axis Lengths: [1, 4] (NB: Matrix in Row/Column order) 2024-10-25 08:21:18 INFO MSTransformManager::initDataSelectionParams+ [1, 0, 4, 1] 2024-10-25 08:21:18 INFO MSTransformManager::open Select data 2024-10-25 08:21:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:21:18 INFO MSTransformDataHandler::makeSelection 13338 out of 26676 rows are going to be considered due to the selection criteria. 2024-10-25 08:21:20 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 23h11m54 61d10m54 successfully parsed 2024-10-25 08:21:20 INFO phaseshift::::casa Shift phase center 2024-10-25 08:21:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:21:17.617519 End time: 2024-10-25 08:21:21.874691 2024-10-25 08:21:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:21:22 INFO phaseshift::::casa ########################################## .2024-10-25 08:21:23 INFO phaseshift::::casa ########################################## 2024-10-25 08:21:23 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:21:23 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-10-25 08:21:23 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-10-25 08:21:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:21:23 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-10-25 08:21:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:21:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:21:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:21:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:21:23 INFO MSTransformManager::open Select data 2024-10-25 08:21:23 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:21:26 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-10-25 08:21:26 INFO phaseshift::::casa Shift phase center 2024-10-25 08:21:30 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:21:23.063461 End time: 2024-10-25 08:21:29.698215 2024-10-25 08:21:30 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:21:30 INFO phaseshift::::casa ########################################## .2024-10-25 08:21:31 INFO phaseshift::::casa ########################################## 2024-10-25 08:21:31 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:21:31 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' ) 2024-10-25 08:21:31 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:21:31 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:21:31 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:21:31 INFO MSTransformManager::parseDataSelParams field selection is 0 2024-10-25 08:21:31 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:21:31 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:21:31 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:21:31 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:21:31 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0] 2024-10-25 08:21:31 INFO MSTransformManager::open Select data 2024-10-25 08:21:31 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:21:31 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-10-25 08:21:34 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-10-25 08:21:34 INFO phaseshift::::casa Shift phase center 2024-10-25 08:21:35 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:21:30.608603 End time: 2024-10-25 08:21:35.307400 2024-10-25 08:21:35 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:21:35 INFO phaseshift::::casa ########################################## 2024-10-25 08:21:35 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-10-25 08:21:36 INFO tclean::::casa ########################################## 2024-10-25 08:21:36 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:21:36 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 ) 2024-10-25 08:21:36 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:21:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:21:36 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-10-25 08:21:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:21:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:21:36 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:21:36 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07] 2024-10-25 08:21:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:21:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 48.02 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:21:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:21:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:21:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:21:38 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-10-25 08:21:38 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.031348 2024-10-25 08:21:38 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-10-25 08:21:38 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:21:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:21:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:21:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:21:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:21:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:21:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:21:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3 2024-10-25 08:21:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:21:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:21:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:21:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:21:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:21:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3 2024-10-25 08:21:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-10-25 08:21:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:21:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:21:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-10-25 08:21:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:21:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3 2024-10-25 08:21:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-10-25 08:21:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:21:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:21:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184 2024-10-25 08:21:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:21:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3 2024-10-25 08:21:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter. 2024-10-25 08:21:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:21:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:21:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276 2024-10-25 08:21:45 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:21:45 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:21:45 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:21:46 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-10-25 08:21:46 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:21:48 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:21:35.543755 End time: 2024-10-25 08:21:47.659248 2024-10-25 08:21:48 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:21:48 INFO tclean::::casa ########################################## 2024-10-25 08:21:48 INFO imstat::::casa ########################################## 2024-10-25 08:21:48 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:21:48 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 ) 2024-10-25 08:21:48 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:21:48 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:21:48 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:21:48 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:21:48 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:21:48 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) 2024-10-25 08:21:48 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:21:48 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:21:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:21:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:21:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz 2024-10-25 08:21:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz 2024-10-25 08:21:48 INFO imstat:::: Values --- 2024-10-25 08:21:48 INFO imstat:::: -- flux density [flux]: 4.99409 Jy 2024-10-25 08:21:48 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:21:48 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:21:48 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam 2024-10-25 08:21:48 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-10-25 08:21:48 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0] 2024-10-25 08:21:48 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz 2024-10-25 08:21:48 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz 2024-10-25 08:21:48 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam 2024-10-25 08:21:48 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam 2024-10-25 08:21:48 INFO imstat:::: Statistics --- 2024-10-25 08:21:48 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam 2024-10-25 08:21:48 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam 2024-10-25 08:21:48 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam 2024-10-25 08:21:48 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam 2024-10-25 08:21:48 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam 2024-10-25 08:21:48 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam 2024-10-25 08:21:48 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam 2024-10-25 08:21:48 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam 2024-10-25 08:21:48 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam 2024-10-25 08:21:48 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:21:48 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:21:48 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:21:48 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:21:48 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:21:48 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:21:48 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 2024-10-25 08:21:48 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:21:47.694606 End time: 2024-10-25 08:21:47.735081 2024-10-25 08:21:48 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:21:48 INFO imstat::::casa ########################################## 2024-10-25 08:21:48 INFO phaseshift::::casa ########################################## 2024-10-25 08:21:48 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:21:48 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' ) 2024-10-25 08:21:48 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:21:48 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:21:48 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:21:48 INFO MSTransformManager::parseDataSelParams field selection is fake 2024-10-25 08:21:48 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:21:48 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:21:48 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:21:48 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:21:48 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0] 2024-10-25 08:21:48 INFO MSTransformManager::open Select data 2024-10-25 08:21:48 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:21:48 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-10-25 08:21:50 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-10-25 08:21:50 INFO phaseshift::::casa Shift phase center 2024-10-25 08:21:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:21:47.748431 End time: 2024-10-25 08:21:50.891385 2024-10-25 08:21:51 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:21:51 INFO phaseshift::::casa ########################################## 2024-10-25 08:21:51 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-10-25 08:21:51 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms... 2024-10-25 08:21:51 INFO tclean::::casa ########################################## 2024-10-25 08:21:51 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:21:51 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 ) 2024-10-25 08:21:51 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:21:51 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:21:51 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-10-25 08:21:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:21:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:21:51 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:21:51 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07] 2024-10-25 08:21:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:21:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 48.01 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:21:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:21:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:21:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:21:52 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-10-25 08:21:52 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017052 2024-10-25 08:21:52 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-10-25 08:21:52 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:21:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:21:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:21:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:21:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:21:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:21:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:21:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3 2024-10-25 08:21:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:21:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:21:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:21:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:21:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:21:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3 2024-10-25 08:21:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-10-25 08:21:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:21:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:21:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-10-25 08:21:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:21:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3 2024-10-25 08:21:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-10-25 08:21:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:21:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:21:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184 2024-10-25 08:21:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:21:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3 2024-10-25 08:21:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter. 2024-10-25 08:21:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:21:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:22:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276 2024-10-25 08:22:00 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:22:00 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:22:00 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:22:01 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-10-25 08:22:02 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:22:03 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:21:50.983236 End time: 2024-10-25 08:22:02.668188 2024-10-25 08:22:03 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:22:03 INFO tclean::::casa ########################################## 2024-10-25 08:22:03 INFO imstat::::casa ########################################## 2024-10-25 08:22:03 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:22:03 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 ) 2024-10-25 08:22:03 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:22:03 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:22:03 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:22:03 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:22:03 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:22:03 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) 2024-10-25 08:22:03 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:22:03 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:22:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:22:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:22:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz 2024-10-25 08:22:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz 2024-10-25 08:22:03 INFO imstat:::: Values --- 2024-10-25 08:22:03 INFO imstat:::: -- flux density [flux]: 4.99409 Jy 2024-10-25 08:22:03 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:22:03 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:22:03 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam 2024-10-25 08:22:03 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-10-25 08:22:03 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0] 2024-10-25 08:22:03 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz 2024-10-25 08:22:03 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz 2024-10-25 08:22:03 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam 2024-10-25 08:22:03 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam 2024-10-25 08:22:03 INFO imstat:::: Statistics --- 2024-10-25 08:22:03 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam 2024-10-25 08:22:03 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam 2024-10-25 08:22:03 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam 2024-10-25 08:22:03 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam 2024-10-25 08:22:03 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam 2024-10-25 08:22:03 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam 2024-10-25 08:22:03 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam 2024-10-25 08:22:03 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam 2024-10-25 08:22:03 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam 2024-10-25 08:22:03 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:22:03 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:22:03 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:22:03 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:22:03 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:22:03 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:22:03 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 2024-10-25 08:22:03 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:22:02.674906 End time: 2024-10-25 08:22:02.715186 2024-10-25 08:22:03 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:22:03 INFO imstat::::casa ########################################## 2024-10-25 08:22:03 INFO phaseshift::::casa ########################################## 2024-10-25 08:22:03 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:22:03 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' ) 2024-10-25 08:22:03 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:22:03 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:22:03 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:22:03 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:22:03 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:22:03 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:22:03 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:22:03 INFO MSTransformManager::open Select data 2024-10-25 08:22:03 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:22:05 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-10-25 08:22:05 INFO phaseshift::::casa Shift phase center 2024-10-25 08:22:06 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:22:02.735553 End time: 2024-10-25 08:22:05.871134 2024-10-25 08:22:06 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:22:06 INFO phaseshift::::casa ########################################## 2024-10-25 08:22:06 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-10-25 08:22:06 INFO tclean::::casa ########################################## 2024-10-25 08:22:06 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:22:06 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 ) 2024-10-25 08:22:06 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:22:06 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:22:06 INFO SynthesisImagerVi2::selectData NRows selected : 7020 2024-10-25 08:22:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:22:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:22:06 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:22:06 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:22:06 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:22:06 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 48.01 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:22:06 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:22:06 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:22:06 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:22:07 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00843949 2024-10-25 08:22:07 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018512 2024-10-25 08:22:07 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg 2024-10-25 08:22:07 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:22:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:22:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:22:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:22:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:22:09 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:22:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6069034934043884, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:22:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.606903, CycleNiter=20, Gain=0.3 2024-10-25 08:22:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:22:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:22:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:22:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:22:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07140088081359863, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:22:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0714009, CycleNiter=14, Gain=0.3 2024-10-25 08:22:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-10-25 08:22:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:22:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:22:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-10-25 08:22:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00840018317103386, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:22:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00840018, CycleNiter=8, Gain=0.3 2024-10-25 08:22:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-10-25 08:22:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:22:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:22:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814189, over full image : 0.00814189 2024-10-25 08:22:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009882674785330892, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:22:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000988267, CycleNiter=2, Gain=0.3 2024-10-25 08:22:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814189->0.00279267, Reached cycleniter. 2024-10-25 08:22:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:22:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:22:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0027928, over full image : 0.0027928 2024-10-25 08:22:14 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:22:14 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:22:14 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:22:15 INFO SIImageStore::restore Beam for chan : 0 : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg 2024-10-25 08:22:15 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:22:17 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:22:05.993074 End time: 2024-10-25 08:22:16.681852 2024-10-25 08:22:17 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:22:17 INFO tclean::::casa ########################################## 2024-10-25 08:22:17 INFO imstat::::casa ########################################## 2024-10-25 08:22:17 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:22:17 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 ) 2024-10-25 08:22:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:22:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:22:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:22:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:22:17 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:22:17 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) 2024-10-25 08:22:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:22:17 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:22:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:22:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:22:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 999981604.64Hz 2024-10-25 08:22:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 999981604.64Hz 2024-10-25 08:22:17 INFO imstat:::: Values --- 2024-10-25 08:22:17 INFO imstat:::: -- flux density [flux]: 4.99444 Jy 2024-10-25 08:22:17 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:22:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:22:17 INFO imstat:::: -- minimum value [min]: -9.70533e-05 Jy/beam 2024-10-25 08:22:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-10-25 08:22:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [158, 70, 0, 0] 2024-10-25 08:22:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981604.64Hz 2024-10-25 08:22:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:29.120, +39.58.47.882, I, 999981604.64Hz 2024-10-25 08:22:17 INFO imstat:::: -- Sum of pixel values [sum]: 610.203 Jy/beam 2024-10-25 08:22:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1527.26 Jy/beam.Jy/beam 2024-10-25 08:22:17 INFO imstat:::: Statistics --- 2024-10-25 08:22:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00931096 Jy/beam 2024-10-25 08:22:17 INFO imstat:::: -- Variance of the pixel values : 0.0232178 Jy/beam 2024-10-25 08:22:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152374 Jy/beam 2024-10-25 08:22:17 INFO imstat:::: -- Root mean square [rms]: 0.152657 Jy/beam 2024-10-25 08:22:17 INFO imstat:::: -- Median of the pixel values [median]: -1.85752e-05 Jy/beam 2024-10-25 08:22:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.83975e-05 Jy/beam 2024-10-25 08:22:17 INFO imstat:::: -- IQR [quartile]: 3.74524e-05 Jy/beam 2024-10-25 08:22:17 INFO imstat:::: -- First quartile [q1]: -3.53147e-05 Jy/beam 2024-10-25 08:22:17 INFO imstat:::: -- Third quartile [q3]: 2.13765e-06 Jy/beam 2024-10-25 08:22:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:22:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:22:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:22:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:22:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:22:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:22:17 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 2024-10-25 08:22:17 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:22:16.689053 End time: 2024-10-25 08:22:16.733170 2024-10-25 08:22:17 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:22:17 INFO imstat::::casa ########################################## 2024-10-25 08:22:17 INFO phaseshift::::casa ########################################## 2024-10-25 08:22:17 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:22:17 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' ) 2024-10-25 08:22:17 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:22:17 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:22:17 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:22:17 INFO MSTransformManager::parseDataSelParams field selection is 1 2024-10-25 08:22:17 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:22:17 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:22:17 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:22:17 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:22:17 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1] 2024-10-25 08:22:17 INFO MSTransformManager::open Select data 2024-10-25 08:22:17 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:22:17 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-10-25 08:22:19 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed 2024-10-25 08:22:19 INFO phaseshift::::casa Shift phase center 2024-10-25 08:22:20 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:22:16.755624 End time: 2024-10-25 08:22:19.778392 2024-10-25 08:22:20 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:22:20 INFO phaseshift::::casa ########################################## 2024-10-25 08:22:20 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-10-25 08:22:20 INFO tclean::::casa ########################################## 2024-10-25 08:22:20 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:22:20 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 ) 2024-10-25 08:22:20 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:22:20 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:22:20 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-10-25 08:22:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:22:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:22:20 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:22:20 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07] 2024-10-25 08:22:20 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:22:20 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 48.01 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:22:20 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:22:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:22:20 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:22:21 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-10-25 08:22:21 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018854 2024-10-25 08:22:21 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-10-25 08:22:21 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:22:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:22:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-10-25 08:22:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:22:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:22:23 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-10-25 08:22:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:22:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3 2024-10-25 08:22:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter. 2024-10-25 08:22:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:22:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:22:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075 2024-10-25 08:22:25 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:22:25 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:22:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:22:26 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-10-25 08:22:27 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:22:28 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:22:19.932873 End time: 2024-10-25 08:22:27.668571 2024-10-25 08:22:28 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:22:28 INFO tclean::::casa ########################################## 2024-10-25 08:22:28 INFO imstat::::casa ########################################## 2024-10-25 08:22:28 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:22:28 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 ) 2024-10-25 08:22:28 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:22:28 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:22:28 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:22:28 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:22:28 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:22:28 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) 2024-10-25 08:22:28 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:22:28 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:22:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:22:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:22:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz 2024-10-25 08:22:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz 2024-10-25 08:22:28 INFO imstat:::: Values --- 2024-10-25 08:22:28 INFO imstat:::: -- flux density [flux]: -0.242513 Jy 2024-10-25 08:22:28 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:22:28 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam 2024-10-25 08:22:28 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam 2024-10-25 08:22:28 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0] 2024-10-25 08:22:28 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0] 2024-10-25 08:22:28 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz 2024-10-25 08:22:28 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz 2024-10-25 08:22:28 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam 2024-10-25 08:22:28 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam 2024-10-25 08:22:28 INFO imstat:::: Statistics --- 2024-10-25 08:22:28 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam 2024-10-25 08:22:28 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam 2024-10-25 08:22:28 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam 2024-10-25 08:22:28 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam 2024-10-25 08:22:28 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam 2024-10-25 08:22:28 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam 2024-10-25 08:22:28 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam 2024-10-25 08:22:28 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam 2024-10-25 08:22:28 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam 2024-10-25 08:22:28 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:22:28 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:22:28 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:22:28 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:22:28 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:22:28 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:22:28 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 2024-10-25 08:22:28 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:22:27.675494 End time: 2024-10-25 08:22:27.718397 2024-10-25 08:22:28 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:22:28 INFO imstat::::casa ########################################## 2024-10-25 08:22:28 INFO phaseshift::::casa ########################################## 2024-10-25 08:22:28 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:22:28 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' ) 2024-10-25 08:22:28 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:22:28 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:22:28 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:22:28 INFO MSTransformManager::parseDataSelParams field selection is pretend 2024-10-25 08:22:28 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:22:28 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:22:28 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:22:28 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:22:28 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1] 2024-10-25 08:22:28 INFO MSTransformManager::open Select data 2024-10-25 08:22:28 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:22:28 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-10-25 08:22:29 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed 2024-10-25 08:22:29 INFO phaseshift::::casa Shift phase center 2024-10-25 08:22:30 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:22:27.739924 End time: 2024-10-25 08:22:30.337317 2024-10-25 08:22:30 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:22:30 INFO phaseshift::::casa ########################################## 2024-10-25 08:22:30 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-10-25 08:22:30 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms... 2024-10-25 08:22:30 INFO tclean::::casa ########################################## 2024-10-25 08:22:30 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:22:30 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 ) 2024-10-25 08:22:30 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:22:30 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:22:30 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-10-25 08:22:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:22:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:22:31 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:22:31 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07] 2024-10-25 08:22:31 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:22:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 48.01 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:22:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:22:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:22:31 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:22:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-10-25 08:22:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029055 2024-10-25 08:22:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-10-25 08:22:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:22:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:22:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-10-25 08:22:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:22:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:22:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-10-25 08:22:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:22:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3 2024-10-25 08:22:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter. 2024-10-25 08:22:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:22:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:22:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075 2024-10-25 08:22:40 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:22:40 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:22:40 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:22:41 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-10-25 08:22:41 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:22:42 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:22:30.438975 End time: 2024-10-25 08:22:42.381960 2024-10-25 08:22:42 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:22:42 INFO tclean::::casa ########################################## 2024-10-25 08:22:42 INFO imstat::::casa ########################################## 2024-10-25 08:22:42 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:22:42 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 ) 2024-10-25 08:22:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:22:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:22:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:22:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:22:42 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:22:42 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) 2024-10-25 08:22:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:22:42 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:22:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:22:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:22:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz 2024-10-25 08:22:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz 2024-10-25 08:22:42 INFO imstat:::: Values --- 2024-10-25 08:22:42 INFO imstat:::: -- flux density [flux]: -0.242513 Jy 2024-10-25 08:22:42 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:22:42 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam 2024-10-25 08:22:42 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam 2024-10-25 08:22:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0] 2024-10-25 08:22:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0] 2024-10-25 08:22:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz 2024-10-25 08:22:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz 2024-10-25 08:22:42 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam 2024-10-25 08:22:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam 2024-10-25 08:22:42 INFO imstat:::: Statistics --- 2024-10-25 08:22:42 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam 2024-10-25 08:22:42 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam 2024-10-25 08:22:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam 2024-10-25 08:22:42 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam 2024-10-25 08:22:42 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam 2024-10-25 08:22:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam 2024-10-25 08:22:42 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam 2024-10-25 08:22:42 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam 2024-10-25 08:22:42 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam 2024-10-25 08:22:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:22:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:22:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:22:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:22:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:22:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:22:42 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 2024-10-25 08:22:42 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:22:42.388660 End time: 2024-10-25 08:22:42.430871 2024-10-25 08:22:42 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:22:42 INFO imstat::::casa ########################################## .2024-10-25 08:22:43 INFO tclean::::casa ########################################## 2024-10-25 08:22:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:22:43 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 ) 2024-10-25 08:22:43 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:22:43 INFO SynthesisImagerVi2::selectData MS : sim_data.ms | [Opened in readonly mode] 2024-10-25 08:22:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:22:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] : 2024-10-25 08:22:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] : 2024-10-25 08:22:43 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:22:43 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [9.99981e+08] at [0] with increment [1e+08] 2024-10-25 08:22:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_orig] with ftmachine: wprojectft 2024-10-25 08:22:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 48.01 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:22:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:22:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_orig] : hogbom 2024-10-25 08:22:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:22:43 INFO task_tclean::WPConvFunc::findConvFunction W projection using 128 planes 2024-10-25 08:22:43 INFO task_tclean::WPConvFunc::findConvFunction Using maximum possible W = 6445.78 (wavelengths) 2024-10-25 08:22:43 INFO task_tclean::WPConvFunc::findConvFunction Typical wavelength = 0.299799 (m) 2024-10-25 08:22:43 INFO task_tclean::WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.399639 wavelengths per pixel 2024-10-25 08:23:03 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 2024-10-25 08:23:03 INFO task_tclean::WPConvFunc::findConvFunction Memory used in gridding function = 14 MB from maximum 64265 MB 2024-10-25 08:23:06 INFO task_tclean::SIImageStore::calcSensitivity [im_orig] Theoretical sensitivity (Jy/bm):0.00889437 2024-10-25 08:23:06 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.133938 2024-10-25 08:23:06 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg 2024-10-25 08:23:06 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:23:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:23:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899 2024-10-25 08:23:12 INFO SynthesisDeconvolver::setupMask [im_orig] Initializing new mask to 1.0 for the full image 2024-10-25 08:23:12 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 % ] 2024-10-25 08:23:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899 2024-10-25 08:23:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.5971387624740601, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:23:12 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.597139, CycleNiter=20, Gain=0.3 2024-10-25 08:23:14 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=0->4.6028, peakres=4.94899->0.435227, Reached cyclethreshold. 2024-10-25 08:23:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 7 iterations. 2024-10-25 08:23:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:23:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.45574, over full image : 0.45574 2024-10-25 08:23:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 13, 'cyclethreshold': 0.05498892068862915, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:23:19 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.0549889, CycleNiter=13, Gain=0.3 2024-10-25 08:23:21 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=4.6028->5.02619, peakres=0.45574->0.0435268, Reached cyclethreshold. 2024-10-25 08:23:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 14 iterations. 2024-10-25 08:23:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:23:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0416506, over full image : 0.0416506 2024-10-25 08:23:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 6, 'cyclethreshold': 0.005025505553930998, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:23:34 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.00502551, CycleNiter=6, Gain=0.3 2024-10-25 08:23:35 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->6 [6], model=5.02619->5.04001, peakres=0.0416506->0.0226678, Reached cycleniter. 2024-10-25 08:23:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:23:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:23:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.022671, over full image : 0.022671 2024-10-25 08:23:40 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:23:40 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:23:40 INFO SDAlgorithmBase::restore [im_orig] : Restoring model image. 2024-10-25 08:23:41 INFO SIImageStore::restore Beam for chan : 0 : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg 2024-10-25 08:23:42 INFO tclean::::casa Searching for images with prefix 'im_orig'... Found these, writing history into them: ['im_orig.model', 'im_orig.sumwt', 'im_orig.residual', 'im_orig.psf', 'im_orig.pb', 'im_orig.image', 'im_orig.mask'] 2024-10-25 08:23:43 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:22:42.813740 End time: 2024-10-25 08:23:43.263943 2024-10-25 08:23:43 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:23:43 INFO tclean::::casa ########################################## 2024-10-25 08:23:43 INFO imstat::::casa ########################################## 2024-10-25 08:23:43 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:23:43 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 ) 2024-10-25 08:23:43 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:23:43 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:23:43 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:23:43 INFO imstat::image::statistics Determining stats for image im_orig.image 2024-10-25 08:23:43 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:23:43 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) 2024-10-25 08:23:43 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:23:43 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:23:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:23:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [2047, 2047, 0, 0] 2024-10-25 08:23:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 20:11:05.220, +38.21.11.967, I, 999980841.3Hz 2024-10-25 08:23:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:47:03.322, +42.54.02.996, I, 999980841.3Hz 2024-10-25 08:23:44 INFO imstat:::: Values --- 2024-10-25 08:23:44 INFO imstat:::: -- flux density [flux]: 5.2713 Jy 2024-10-25 08:23:44 INFO imstat:::: -- number of points [npts]: 4.1943e+06 2024-10-25 08:23:44 INFO imstat:::: -- maximum value [max]: 4.97713 Jy/beam 2024-10-25 08:23:44 INFO imstat:::: -- minimum value [min]: -0.022671 Jy/beam 2024-10-25 08:23:44 INFO imstat:::: -- position of max value (pixel) [maxpos]: [1509, 773, 0, 0] 2024-10-25 08:23:44 INFO imstat:::: -- position of min value (pixel) [minpos]: [1708, 965, 0, 0] 2024-10-25 08:23:44 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.302, +40.06.02.372, I, 999980841.3Hz 2024-10-25 08:23:44 INFO imstat:::: -- position of min value (world) [minposf]: 19:51:28.525, +40.31.07.260, I, 999980841.3Hz 2024-10-25 08:23:44 INFO imstat:::: -- Sum of pixel values [sum]: 641.87 Jy/beam 2024-10-25 08:23:44 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1619.58 Jy/beam.Jy/beam 2024-10-25 08:23:44 INFO imstat:::: Statistics --- 2024-10-25 08:23:44 INFO imstat:::: -- Mean of the pixel values [mean]: 0.000153034 Jy/beam 2024-10-25 08:23:44 INFO imstat:::: -- Variance of the pixel values : 0.000386116 Jy/beam 2024-10-25 08:23:44 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0196498 Jy/beam 2024-10-25 08:23:44 INFO imstat:::: -- Root mean square [rms]: 0.0196504 Jy/beam 2024-10-25 08:23:44 INFO imstat:::: -- Median of the pixel values [median]: 4.61875e-06 Jy/beam 2024-10-25 08:23:44 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.003161 Jy/beam 2024-10-25 08:23:44 INFO imstat:::: -- IQR [quartile]: 0.00632194 Jy/beam 2024-10-25 08:23:44 INFO imstat:::: -- First quartile [q1]: -0.00315521 Jy/beam 2024-10-25 08:23:44 INFO imstat:::: -- Third quartile [q3]: 0.00316673 Jy/beam 2024-10-25 08:23:44 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:23:44 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:23:44 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:23:44 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:23:44 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:23:44 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:23:44 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 2024-10-25 08:23:44 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:23:43.269373 End time: 2024-10-25 08:23:43.675858 2024-10-25 08:23:44 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:23:44 INFO imstat::::casa ########################################## 2024-10-25 08:23:44 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:23:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:23:44 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) 2024-10-25 08:23:44 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:23:44 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:23:44 2024****** 2024-10-25 08:23:44 INFO ImageFitter::fit+ 2024-10-25 08:23:44 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:23:44 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_orig.image 2024-10-25 08:23:44 INFO ImageFitter::fit+ --- region: 2024-10-25 08:23:44 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:23:44 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:23:44 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:23:44 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:23:44 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:23:44 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:23:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:23:44 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) 2024-10-25 08:23:44 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29832 Jy 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00459192 Jy 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85855 Jy 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00458731 Jy 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ Fit on im_orig.image component 0 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.9885 +/- 0.0032 s (0.0367 arcsec along great circle) 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.0594 +/- 0.0281 arcsec 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- ra: 1509.4535 +/- 0.0046 pixels 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- dec: 772.7181 +/- 0.0035 pixels 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.4778 +/- 0.0014 arcmin 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.2915 +/- 0.0011 arcmin 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.42 +/- 0.26 deg 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.70 arcsec 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.54 arcsec 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- position angle: -89.60 deg 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ Component is a point source 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ An upper limit on its size cannot be determined 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- Integrated: 5.0049 +/- 0.0079 Jy 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- Peak: 5.0102 +/- 0.0046 Jy/beam 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:23:44 INFO ImageFitter::_fitLoop+ --- frequency: 999.9808 MHz (29.97982 cm) 2024-10-25 08:23:44 INFO phaseshift::::casa ########################################## 2024-10-25 08:23:44 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:23:44 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-10-25 08:23:44 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:23:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:23:44 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:23:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:23:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:23:44 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:23:44 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:23:44 INFO MSTransformManager::open Select data 2024-10-25 08:23:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:23:46 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-10-25 08:23:46 INFO phaseshift::::casa Shift phase center 2024-10-25 08:23:49 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:23:43.778504 End time: 2024-10-25 08:23:48.882998 2024-10-25 08:23:49 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:23:49 INFO phaseshift::::casa ########################################## 2024-10-25 08:23:49 INFO tclean::::casa ########################################## 2024-10-25 08:23:49 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:23:49 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 ) 2024-10-25 08:23:49 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:23:49 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:23:49 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:23:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:23:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:23:49 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:23:49 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:23:49 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:23:49 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:23:49 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:23:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:23:49 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:23:52 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:23:52 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026113 2024-10-25 08:23:52 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:23:52 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:23:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:23:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:23:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:23:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:23:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:23:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:23:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:23:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:23:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:23:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:23:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:23:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:23:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:23:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:23:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:23:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:23:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:23:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:23:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:23:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:23:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:23:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:24:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:24:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:24:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:24:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:24:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:24:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:24:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:24:03 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:24:03 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:24:03 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:24:04 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:24:04 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:24:07 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:23:49.111893 End time: 2024-10-25 08:24:07.107036 2024-10-25 08:24:07 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:24:07 INFO tclean::::casa ########################################## 2024-10-25 08:24:07 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:24:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:24:07 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) 2024-10-25 08:24:07 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:24:07 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:24:07 2024****** 2024-10-25 08:24:07 INFO ImageFitter::fit+ 2024-10-25 08:24:07 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:24:07 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:24:07 INFO ImageFitter::fit+ --- region: 2024-10-25 08:24:07 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:24:07 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:24:07 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:24:07 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:24:07 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:24:07 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:24:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:24:07 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) 2024-10-25 08:24:07 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:24:07 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:24:07 INFO imstat::::casa ########################################## 2024-10-25 08:24:07 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:24:07 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 ) 2024-10-25 08:24:07 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:24:07 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:24:07 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:24:07 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:24:07 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:24:07 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) 2024-10-25 08:24:07 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:24:07 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:24:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:24:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:24:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:24:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:24:07 INFO imstat:::: Values --- 2024-10-25 08:24:07 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:24:07 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:24:07 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:24:07 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-10-25 08:24:07 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:24:07 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:24:07 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:24:07 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:24:07 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:24:07 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:24:07 INFO imstat:::: Statistics --- 2024-10-25 08:24:07 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:24:07 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:24:07 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:24:07 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:24:07 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-10-25 08:24:07 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-10-25 08:24:07 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-10-25 08:24:07 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-10-25 08:24:07 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-10-25 08:24:07 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:24:07 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:24:07 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:24:07 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:24:07 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:24:07 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:24:07 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 2024-10-25 08:24:07 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:24:07.189767 End time: 2024-10-25 08:24:07.226625 2024-10-25 08:24:07 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:24:07 INFO imstat::::casa ########################################## 2024-10-25 08:24:07 INFO phaseshift::::casa ########################################## 2024-10-25 08:24:07 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:24:07 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 02:40:24.0000' ) 2024-10-25 08:24:07 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:24:07 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:24:07 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:24:07 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:24:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:24:07 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:24:07 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:24:07 INFO MSTransformManager::open Select data 2024-10-25 08:24:07 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-10-25 08:24:12 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 02:40:24.0000 successfully parsed 2024-10-25 08:24:12 INFO phaseshift::::casa Shift phase center 2024-10-25 08:24:14 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:24:07.246749 End time: 2024-10-25 08:24:13.766274 2024-10-25 08:24:14 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:24:14 INFO phaseshift::::casa ########################################## 2024-10-25 08:24:14 INFO tclean::::casa ########################################## 2024-10-25 08:24:14 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:24:14 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 ) 2024-10-25 08:24:14 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:24:14 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:24:14 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:24:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:24:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:24:14 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:24:14 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:24:14 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:24:14 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:24:14 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:24:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:24:14 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:24:15 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:24:16 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027628 2024-10-25 08:24:16 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:24:16 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:24:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:24:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:24:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:24:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:24:19 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:24:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:24:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:24:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:24:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:24:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:24:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:24:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:24:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:24:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:24:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:24:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:24:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:24:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:24:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:24:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:24:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:24:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:24:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:24:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:24:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:24:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:24:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:24:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:24:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:24:30 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:24:30 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:24:30 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:24:31 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:24:32 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:24:34 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:24:13.837474 End time: 2024-10-25 08:24:33.591653 2024-10-25 08:24:34 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:24:34 INFO tclean::::casa ########################################## 2024-10-25 08:24:34 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:24:34 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:24:34 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) 2024-10-25 08:24:34 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:24:34 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:24:34 2024****** 2024-10-25 08:24:34 INFO ImageFitter::fit+ 2024-10-25 08:24:34 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:24:34 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:24:34 INFO ImageFitter::fit+ --- region: 2024-10-25 08:24:34 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:24:34 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:24:34 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:24:34 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:24:34 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:24:34 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:24:34 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:24:34 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) 2024-10-25 08:24:34 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:24:34 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:24:34 INFO imstat::::casa ########################################## 2024-10-25 08:24:34 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:24:34 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 ) 2024-10-25 08:24:34 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:24:34 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:24:34 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:24:34 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:24:34 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:24:34 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) 2024-10-25 08:24:34 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:24:34 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:24:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:24:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:24:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:24:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:24:34 INFO imstat:::: Values --- 2024-10-25 08:24:34 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:24:34 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:24:34 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:24:34 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-10-25 08:24:34 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:24:34 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:24:34 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:24:34 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:24:34 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:24:34 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:24:34 INFO imstat:::: Statistics --- 2024-10-25 08:24:34 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:24:34 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:24:34 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:24:34 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:24:34 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-10-25 08:24:34 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-10-25 08:24:34 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-10-25 08:24:34 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-10-25 08:24:34 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-10-25 08:24:34 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:24:34 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:24:34 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:24:34 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:24:34 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:24:34 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:24:34 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 2024-10-25 08:24:34 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:24:33.673507 End time: 2024-10-25 08:24:33.701479 2024-10-25 08:24:34 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:24:34 INFO imstat::::casa ########################################## 2024-10-25 08:24:34 INFO phaseshift::::casa ########################################## 2024-10-25 08:24:34 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:24:34 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.100000000deg' ) 2024-10-25 08:24:34 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:24:34 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:24:34 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:24:34 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:24:34 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:24:34 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:24:34 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:24:34 INFO MSTransformManager::open Select data 2024-10-25 08:24:34 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:24:38 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.100000000deg successfully parsed 2024-10-25 08:24:38 INFO phaseshift::::casa Shift phase center 2024-10-25 08:24:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:24:33.727675 End time: 2024-10-25 08:24:39.392734 2024-10-25 08:24:39 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:24:39 INFO phaseshift::::casa ########################################## 2024-10-25 08:24:39 INFO tclean::::casa ########################################## 2024-10-25 08:24:39 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:24:39 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 ) 2024-10-25 08:24:39 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:24:39 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:24:39 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:24:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:24:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:24:40 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:24:40 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:24:40 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:24:40 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:24:40 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:24:40 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:24:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:24:41 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:24:41 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028339 2024-10-25 08:24:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:24:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:24:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:24:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:24:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:24:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:24:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:24:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:24:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:24:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:24:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:24:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:24:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:24:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:24:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:24:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:24:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:24:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:24:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:24:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:24:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:24:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:24:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:24:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:24:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:24:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:24:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:24:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:24:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:24:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:24:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:24:57 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:24:57 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:24:57 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:24:58 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:24:59 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:25:01 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:24:39.466611 End time: 2024-10-25 08:25:01.409300 2024-10-25 08:25:01 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:25:01 INFO tclean::::casa ########################################## 2024-10-25 08:25:01 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:25:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:25:01 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) 2024-10-25 08:25:01 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:25:01 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:25:01 2024****** 2024-10-25 08:25:01 INFO ImageFitter::fit+ 2024-10-25 08:25:01 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:25:01 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:25:01 INFO ImageFitter::fit+ --- region: 2024-10-25 08:25:01 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:25:01 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:25:01 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:25:01 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:25:01 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:25:01 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:25:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:25:01 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) 2024-10-25 08:25:01 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:25:01 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:25:01 INFO imstat::::casa ########################################## 2024-10-25 08:25:01 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:25:01 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 ) 2024-10-25 08:25:01 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:25:01 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:25:01 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:25:01 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:25:01 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:25:01 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) 2024-10-25 08:25:01 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:25:01 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:25:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:25:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:25:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:25:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:25:01 INFO imstat:::: Values --- 2024-10-25 08:25:01 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:25:01 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:25:01 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:25:01 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-10-25 08:25:01 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:25:01 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:25:01 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:25:01 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:25:01 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:25:01 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:25:01 INFO imstat:::: Statistics --- 2024-10-25 08:25:01 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:25:01 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:25:01 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:25:01 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:25:01 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-10-25 08:25:01 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-10-25 08:25:01 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-10-25 08:25:01 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-10-25 08:25:01 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-10-25 08:25:01 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:25:01 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:25:01 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:25:01 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:25:01 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:25:01 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:25:01 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 2024-10-25 08:25:01 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:25:01.471241 End time: 2024-10-25 08:25:01.495695 2024-10-25 08:25:01 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:25:01 INFO imstat::::casa ########################################## 2024-10-25 08:25:02 INFO phaseshift::::casa ########################################## 2024-10-25 08:25:02 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:25:02 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' ) 2024-10-25 08:25:02 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:25:02 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:25:02 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:25:02 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:25:02 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:25:02 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:25:02 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:25:02 INFO MSTransformManager::open Select data 2024-10-25 08:25:02 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:25:06 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 0.699877030rad successfully parsed 2024-10-25 08:25:06 INFO phaseshift::::casa Shift phase center 2024-10-25 08:25:08 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:25:01.513798 End time: 2024-10-25 08:25:07.807585 2024-10-25 08:25:08 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:25:08 INFO phaseshift::::casa ########################################## 2024-10-25 08:25:08 INFO tclean::::casa ########################################## 2024-10-25 08:25:08 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:25:08 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 ) 2024-10-25 08:25:08 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:25:08 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:25:08 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:25:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:25:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:25:08 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:25:08 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:25:08 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:25:08 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:25:08 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:25:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:25:08 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:25:10 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:25:10 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027713 2024-10-25 08:25:10 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:25:10 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:25:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:25:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:25:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:25:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:25:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:25:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:25:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:25:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:25:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:25:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:25:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:25:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:25:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:25:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:25:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:25:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:25:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:25:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:25:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:25:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:25:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:25:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:25:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:25:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:25:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:25:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:25:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:25:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:25:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:25:26 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:25:26 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:25:26 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:25:29 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:25:30 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:25:33 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:25:07.877667 End time: 2024-10-25 08:25:33.123910 2024-10-25 08:25:33 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:25:33 INFO tclean::::casa ########################################## 2024-10-25 08:25:33 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:25:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:25:33 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:25:33 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:25:33 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:25:33 2024****** 2024-10-25 08:25:33 INFO ImageFitter::fit+ 2024-10-25 08:25:33 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:25:33 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:25:33 INFO ImageFitter::fit+ --- region: 2024-10-25 08:25:33 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:25:33 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:25:33 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:25:33 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:25:33 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:25:33 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:25:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:25:33 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) 2024-10-25 08:25:33 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:25:33 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:25:33 INFO imstat::::casa ########################################## 2024-10-25 08:25:33 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:25:33 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 ) 2024-10-25 08:25:33 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:25:33 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:25:33 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:25:33 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:25:33 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:25:33 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) 2024-10-25 08:25:33 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:25:33 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:25:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:25:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:25:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:25:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:25:33 INFO imstat:::: Values --- 2024-10-25 08:25:33 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:25:33 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:25:33 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:25:33 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam 2024-10-25 08:25:33 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:25:33 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:25:33 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:25:33 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-10-25 08:25:33 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:25:33 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:25:33 INFO imstat:::: Statistics --- 2024-10-25 08:25:33 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:25:33 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:25:33 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:25:33 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:25:33 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam 2024-10-25 08:25:33 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-10-25 08:25:33 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam 2024-10-25 08:25:33 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam 2024-10-25 08:25:33 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam 2024-10-25 08:25:33 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:25:33 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:25:33 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:25:33 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:25:33 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:25:33 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:25:33 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 2024-10-25 08:25:33 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:25:33.167661 End time: 2024-10-25 08:25:33.189238 2024-10-25 08:25:33 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:25:33 INFO imstat::::casa ########################################## 2024-10-25 08:25:33 INFO phaseshift::::casa ########################################## 2024-10-25 08:25:33 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:25:33 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' ) 2024-10-25 08:25:33 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:25:33 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:25:33 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:25:33 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:25:33 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:25:33 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:25:33 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:25:33 INFO MSTransformManager::open Select data 2024-10-25 08:25:33 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:25:39 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40d06m00 successfully parsed 2024-10-25 08:25:39 INFO phaseshift::::casa Shift phase center 2024-10-25 08:25:40 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:25:33.217573 End time: 2024-10-25 08:25:40.436745 2024-10-25 08:25:40 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:25:40 INFO phaseshift::::casa ########################################## 2024-10-25 08:25:41 INFO tclean::::casa ########################################## 2024-10-25 08:25:41 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:25:41 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 ) 2024-10-25 08:25:41 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:25:41 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:25:41 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:25:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:25:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:25:41 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:25:41 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:25:41 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:25:41 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:25:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:25:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:25:41 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:25:43 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:25:43 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028039 2024-10-25 08:25:43 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:25:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:25:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:25:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:25:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:25:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:25:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:25:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:25:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:25:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:25:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:25:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:25:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:25:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:25:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:25:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:25:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:25:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:25:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:25:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:25:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:25:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:25:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:25:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:26:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:26:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:26:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:26:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:26:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:26:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:26:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:26:05 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:26:05 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:26:05 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:26:06 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:26:06 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:26:08 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:25:40.501723 End time: 2024-10-25 08:26:08.322217 2024-10-25 08:26:08 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:26:08 INFO tclean::::casa ########################################## 2024-10-25 08:26:08 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:26:08 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:26:08 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) 2024-10-25 08:26:08 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:26:08 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:26:08 2024****** 2024-10-25 08:26:08 INFO ImageFitter::fit+ 2024-10-25 08:26:08 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:26:08 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:26:08 INFO ImageFitter::fit+ --- region: 2024-10-25 08:26:08 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:26:08 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:26:08 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:26:08 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:26:08 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:26:08 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:26:08 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:26:08 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) 2024-10-25 08:26:08 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:26:08 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:26:08 INFO imstat::::casa ########################################## 2024-10-25 08:26:08 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:26:08 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 ) 2024-10-25 08:26:08 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:26:08 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:26:08 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:26:08 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:26:08 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:26:08 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) 2024-10-25 08:26:08 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:26:08 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:26:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:26:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:26:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:26:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:26:08 INFO imstat:::: Values --- 2024-10-25 08:26:08 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:26:08 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:26:08 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:26:08 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-10-25 08:26:08 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:26:08 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:26:08 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:26:08 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:26:08 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:26:08 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:26:08 INFO imstat:::: Statistics --- 2024-10-25 08:26:08 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:26:08 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:26:08 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:26:08 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:26:08 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-10-25 08:26:08 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-10-25 08:26:08 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-10-25 08:26:08 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-10-25 08:26:08 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-10-25 08:26:08 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:26:08 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:26:08 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:26:08 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:26:08 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:26:08 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:26:08 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 2024-10-25 08:26:08 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:26:08.388165 End time: 2024-10-25 08:26:08.413766 2024-10-25 08:26:08 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:26:08 INFO imstat::::casa ########################################## 2024-10-25 08:26:08 INFO phaseshift::::casa ########################################## 2024-10-25 08:26:08 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:26:08 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 02:40:24.0000' ) 2024-10-25 08:26:08 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:26:08 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:26:08 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:26:08 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:26:08 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:26:08 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:26:08 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:26:08 INFO MSTransformManager::open Select data 2024-10-25 08:26:08 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 ".". 2024-10-25 08:26:14 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 02:40:24.0000 successfully parsed 2024-10-25 08:26:14 INFO phaseshift::::casa Shift phase center 2024-10-25 08:26:18 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:26:08.431097 End time: 2024-10-25 08:26:17.500312 2024-10-25 08:26:18 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:26:18 INFO phaseshift::::casa ########################################## 2024-10-25 08:26:18 INFO tclean::::casa ########################################## 2024-10-25 08:26:18 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:26:18 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 ) 2024-10-25 08:26:18 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:26:18 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:26:18 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:26:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:26:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:26:18 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:26:18 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:26:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:26:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:26:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:26:18 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:26:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:26:20 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:26:20 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029451 2024-10-25 08:26:20 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:26:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:26:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:26:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:26:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:26:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:26:25 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:26:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:26:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:26:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:26:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:26:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:26:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:26:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:26:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:26:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:26:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:26:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:26:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:26:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:26:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:26:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:26:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:26:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:26:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:26:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:26:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:26:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:26:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:26:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:26:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:26:36 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:26:36 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:26:36 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:26:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:26:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:26:40 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:26:17.568656 End time: 2024-10-25 08:26:40.217540 2024-10-25 08:26:40 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:26:40 INFO tclean::::casa ########################################## 2024-10-25 08:26:40 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:26:40 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:26:40 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:26:40 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:26:40 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:26:40 2024****** 2024-10-25 08:26:40 INFO ImageFitter::fit+ 2024-10-25 08:26:40 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:26:40 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:26:40 INFO ImageFitter::fit+ --- region: 2024-10-25 08:26:40 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:26:40 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:26:40 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:26:40 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:26:40 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:26:40 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:26:40 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:26:40 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) 2024-10-25 08:26:40 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:26:40 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:26:40 INFO imstat::::casa ########################################## 2024-10-25 08:26:40 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:26:40 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-10-25 08:26:40 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:26:40 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:26:40 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:26:40 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:26:40 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:26:40 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:26:40 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:26:40 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:26:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:26:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:26:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:26:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:26:40 INFO imstat:::: Values --- 2024-10-25 08:26:40 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:26:40 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:26:40 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:26:40 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-10-25 08:26:40 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:26:40 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:26:40 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:26:40 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:26:40 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:26:40 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:26:40 INFO imstat:::: Statistics --- 2024-10-25 08:26:40 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:26:40 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:26:40 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:26:40 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:26:40 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-10-25 08:26:40 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-10-25 08:26:40 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-10-25 08:26:40 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-10-25 08:26:40 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-10-25 08:26:40 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:26:40 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:26:40 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:26:40 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:26:40 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:26:40 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:26:40 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 2024-10-25 08:26:40 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:26:40.282483 End time: 2024-10-25 08:26:40.307003 2024-10-25 08:26:40 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:26:40 INFO imstat::::casa ########################################## 2024-10-25 08:26:40 INFO phaseshift::::casa ########################################## 2024-10-25 08:26:40 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:26:40 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40.100000000deg' ) 2024-10-25 08:26:40 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:26:40 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:26:40 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:26:40 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:26:40 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:26:40 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:26:40 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:26:40 INFO MSTransformManager::open Select data 2024-10-25 08:26:40 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:26:47 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40.100000000deg successfully parsed 2024-10-25 08:26:47 INFO phaseshift::::casa Shift phase center 2024-10-25 08:26:50 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:26:40.323998 End time: 2024-10-25 08:26:50.362704 2024-10-25 08:26:50 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:26:50 INFO phaseshift::::casa ########################################## 2024-10-25 08:26:50 INFO tclean::::casa ########################################## 2024-10-25 08:26:50 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:26:50 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-10-25 08:26:50 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:26:50 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:26:50 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:26:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:26:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:26:51 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:26:51 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:26:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:26:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:26:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:26:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:26:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:26:55 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:26:56 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029573 2024-10-25 08:26:56 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:26:56 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:26:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:27:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:27:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:27:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:27:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:27:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:27:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:27:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:27:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:27:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:27:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:27:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:27:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:27:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:27:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:27:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:27:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:27:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:27:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:27:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:27:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:27:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:27:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:27:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:27:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:27:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:27:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:27:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:27:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:27:13 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:27:13 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:27:13 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:27:14 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:27:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:27:17 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:26:50.438777 End time: 2024-10-25 08:27:16.677364 2024-10-25 08:27:17 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:27:17 INFO tclean::::casa ########################################## 2024-10-25 08:27:17 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:27:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:27:17 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) 2024-10-25 08:27:17 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:27:17 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:27:17 2024****** 2024-10-25 08:27:17 INFO ImageFitter::fit+ 2024-10-25 08:27:17 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:27:17 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:27:17 INFO ImageFitter::fit+ --- region: 2024-10-25 08:27:17 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:27:17 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:27:17 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:27:17 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:27:17 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:27:17 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:27:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:27:17 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) 2024-10-25 08:27:17 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:27:17 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:27:17 INFO imstat::::casa ########################################## 2024-10-25 08:27:17 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:27:17 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 ) 2024-10-25 08:27:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:27:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:27:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:27:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:27:17 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:27:17 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:27:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:27:17 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:27:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:27:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:27:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:27:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:27:17 INFO imstat:::: Values --- 2024-10-25 08:27:17 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:27:17 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:27:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:27:17 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-10-25 08:27:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:27:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:27:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:27:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:27:17 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:27:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:27:17 INFO imstat:::: Statistics --- 2024-10-25 08:27:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:27:17 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:27:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:27:17 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:27:17 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-10-25 08:27:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-10-25 08:27:17 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-10-25 08:27:17 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-10-25 08:27:17 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-10-25 08:27:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:27:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:27:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:27:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:27:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:27:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:27:17 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 2024-10-25 08:27:17 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:27:16.758472 End time: 2024-10-25 08:27:16.787426 2024-10-25 08:27:17 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:27:17 INFO imstat::::casa ########################################## 2024-10-25 08:27:17 INFO phaseshift::::casa ########################################## 2024-10-25 08:27:17 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:27:17 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 0.699877030rad' ) 2024-10-25 08:27:17 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:27:17 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:27:17 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:27:17 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:27:17 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:27:17 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:27:17 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:27:17 INFO MSTransformManager::open Select data 2024-10-25 08:27:17 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:27:20 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 0.699877030rad successfully parsed 2024-10-25 08:27:20 INFO phaseshift::::casa Shift phase center 2024-10-25 08:27:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:27:16.806100 End time: 2024-10-25 08:27:22.003180 2024-10-25 08:27:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:27:22 INFO phaseshift::::casa ########################################## 2024-10-25 08:27:22 INFO tclean::::casa ########################################## 2024-10-25 08:27:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:27:22 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 ) 2024-10-25 08:27:22 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:27:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:27:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:27:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:27:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:27:22 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:27:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:27:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:27:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:27:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:27:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:27:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:27:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:27:24 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025916 2024-10-25 08:27:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:27:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:27:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:27:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:27:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:27:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:27:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:27:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:27:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:27:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:27:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:27:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:27:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:27:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:27:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:27:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:27:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:27:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:27:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:27:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:27:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:27:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:27:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:27:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:27:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:27:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:27:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:27:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:27:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:27:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:27:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:27:42 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:27:42 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:27:42 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:27:44 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:27:45 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:27:47 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:27:22.074413 End time: 2024-10-25 08:27:46.730251 2024-10-25 08:27:47 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:27:47 INFO tclean::::casa ########################################## 2024-10-25 08:27:47 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:27:47 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:27:47 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) 2024-10-25 08:27:47 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:27:47 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:27:47 2024****** 2024-10-25 08:27:47 INFO ImageFitter::fit+ 2024-10-25 08:27:47 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:27:47 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:27:47 INFO ImageFitter::fit+ --- region: 2024-10-25 08:27:47 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:27:47 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:27:47 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:27:47 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:27:47 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:27:47 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:27:47 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:27:47 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) 2024-10-25 08:27:47 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:27:47 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:27:47 INFO imstat::::casa ########################################## 2024-10-25 08:27:47 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:27:47 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 ) 2024-10-25 08:27:47 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:27:47 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:27:47 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:27:47 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:27:47 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:27:47 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) 2024-10-25 08:27:47 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:27:47 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:27:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:27:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:27:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:27:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:27:47 INFO imstat:::: Values --- 2024-10-25 08:27:47 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:27:47 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:27:47 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:27:47 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam 2024-10-25 08:27:47 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:27:47 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:27:47 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:27:47 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-10-25 08:27:47 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:27:47 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:27:47 INFO imstat:::: Statistics --- 2024-10-25 08:27:47 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:27:47 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:27:47 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:27:47 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:27:47 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam 2024-10-25 08:27:47 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-10-25 08:27:47 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam 2024-10-25 08:27:47 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam 2024-10-25 08:27:47 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam 2024-10-25 08:27:47 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:27:47 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:27:47 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:27:47 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:27:47 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:27:47 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:27:47 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 2024-10-25 08:27:47 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:27:46.818871 End time: 2024-10-25 08:27:46.858891 2024-10-25 08:27:47 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:27:47 INFO imstat::::casa ########################################## 2024-10-25 08:27:47 INFO phaseshift::::casa ########################################## 2024-10-25 08:27:47 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:27:47 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 298.458333333deg 40d06m00' ) 2024-10-25 08:27:47 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:27:47 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:27:47 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:27:47 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:27:47 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:27:47 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:27:47 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:27:47 INFO MSTransformManager::open Select data 2024-10-25 08:27:47 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:27:51 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40d06m00 successfully parsed 2024-10-25 08:27:51 INFO phaseshift::::casa Shift phase center 2024-10-25 08:27:52 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:27:46.877501 End time: 2024-10-25 08:27:52.192479 2024-10-25 08:27:52 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:27:52 INFO phaseshift::::casa ########################################## 2024-10-25 08:27:52 INFO tclean::::casa ########################################## 2024-10-25 08:27:52 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:27:52 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-10-25 08:27:52 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:27:52 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:27:52 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:27:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:27:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:27:52 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:27:52 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:27:52 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:27:52 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:27:52 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:27:52 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:27:52 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:27:55 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:27:55 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029137 2024-10-25 08:27:55 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:27:55 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:27:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:27:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:27:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:27:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:27:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:27:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:27:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:28:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:28:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:28:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:28:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:28:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:28:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:28:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:28:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:28:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:28:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:28:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:28:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:28:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:28:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:28:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:28:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:28:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:28:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:28:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:28:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:28:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:28:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:28:09 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:28:09 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:28:09 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:28:10 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:28:11 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:28:12 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:27:52.263915 End time: 2024-10-25 08:28:12.479871 2024-10-25 08:28:12 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:28:12 INFO tclean::::casa ########################################## 2024-10-25 08:28:13 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:28:13 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:28:13 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) 2024-10-25 08:28:13 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:28:13 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:28:13 2024****** 2024-10-25 08:28:13 INFO ImageFitter::fit+ 2024-10-25 08:28:13 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:28:13 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:28:13 INFO ImageFitter::fit+ --- region: 2024-10-25 08:28:13 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:28:13 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:28:13 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:28:13 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:28:13 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:28:13 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:28:13 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:28:13 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) 2024-10-25 08:28:13 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:28:13 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:28:13 INFO imstat::::casa ########################################## 2024-10-25 08:28:13 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:28:13 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 ) 2024-10-25 08:28:13 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:28:13 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:28:13 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:28:13 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:28:13 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:28:13 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) 2024-10-25 08:28:13 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:28:13 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:28:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:28:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:28:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:28:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:28:13 INFO imstat:::: Values --- 2024-10-25 08:28:13 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:28:13 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:28:13 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:28:13 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-10-25 08:28:13 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:28:13 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:28:13 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:28:13 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:28:13 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:28:13 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:28:13 INFO imstat:::: Statistics --- 2024-10-25 08:28:13 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:28:13 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:28:13 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:28:13 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:28:13 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-10-25 08:28:13 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-10-25 08:28:13 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-10-25 08:28:13 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-10-25 08:28:13 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-10-25 08:28:13 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:28:13 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:28:13 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:28:13 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:28:13 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:28:13 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:28:13 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 2024-10-25 08:28:13 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:28:12.560504 End time: 2024-10-25 08:28:12.601675 2024-10-25 08:28:13 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:28:13 INFO imstat::::casa ########################################## 2024-10-25 08:28:13 INFO phaseshift::::casa ########################################## 2024-10-25 08:28:13 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:28:13 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 02:40:24.0000' ) 2024-10-25 08:28:13 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:28:13 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:28:13 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:28:13 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:28:13 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:28:13 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:28:13 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:28:13 INFO MSTransformManager::open Select data 2024-10-25 08:28:13 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 ".". 2024-10-25 08:28:17 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 02:40:24.0000 successfully parsed 2024-10-25 08:28:17 INFO phaseshift::::casa Shift phase center 2024-10-25 08:28:18 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:28:12.619208 End time: 2024-10-25 08:28:18.008372 2024-10-25 08:28:18 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:28:18 INFO phaseshift::::casa ########################################## 2024-10-25 08:28:18 INFO tclean::::casa ########################################## 2024-10-25 08:28:18 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:28:18 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 ) 2024-10-25 08:28:18 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:28:18 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:28:18 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:28:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:28:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:28:18 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:28:18 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:28:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:28:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:28:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:28:18 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:28:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:28:19 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:28:20 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02414 2024-10-25 08:28:20 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:28:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:28:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:28:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:28:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:28:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:28:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:28:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:28:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:28:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:28:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:28:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:28:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:28:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:28:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:28:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:28:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:28:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:28:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:28:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:28:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:28:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:28:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:28:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:28:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:28:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:28:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:28:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:28:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:28:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:28:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:28:33 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:28:33 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:28:33 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:28:34 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:28:37 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:28:39 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:28:18.075939 End time: 2024-10-25 08:28:39.260782 2024-10-25 08:28:39 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:28:39 INFO tclean::::casa ########################################## 2024-10-25 08:28:39 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:28:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:28:39 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) 2024-10-25 08:28:39 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:28:39 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:28:39 2024****** 2024-10-25 08:28:39 INFO ImageFitter::fit+ 2024-10-25 08:28:39 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:28:39 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:28:39 INFO ImageFitter::fit+ --- region: 2024-10-25 08:28:39 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:28:39 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:28:39 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:28:39 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:28:39 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:28:39 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:28:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:28:39 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) 2024-10-25 08:28:39 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:28:39 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:28:39 INFO imstat::::casa ########################################## 2024-10-25 08:28:39 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:28:39 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 ) 2024-10-25 08:28:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:28:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:28:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:28:39 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:28:39 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:28:39 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) 2024-10-25 08:28:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:28:39 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:28:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:28:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:28:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:28:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:28:39 INFO imstat:::: Values --- 2024-10-25 08:28:39 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:28:39 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:28:39 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:28:39 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-10-25 08:28:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:28:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:28:39 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:28:39 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:28:39 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:28:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:28:39 INFO imstat:::: Statistics --- 2024-10-25 08:28:39 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:28:39 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:28:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:28:39 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:28:39 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-10-25 08:28:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-10-25 08:28:39 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-10-25 08:28:39 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-10-25 08:28:39 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-10-25 08:28:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:28:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:28:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:28:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:28:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:28:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:28:39 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 2024-10-25 08:28:39 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:28:39.342925 End time: 2024-10-25 08:28:39.371372 2024-10-25 08:28:39 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:28:39 INFO imstat::::casa ########################################## 2024-10-25 08:28:39 INFO phaseshift::::casa ########################################## 2024-10-25 08:28:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:28:39 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 40.100000000deg' ) 2024-10-25 08:28:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:28:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:28:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:28:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:28:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:28:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:28:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:28:39 INFO MSTransformManager::open Select data 2024-10-25 08:28:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:28:42 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40.100000000deg successfully parsed 2024-10-25 08:28:42 INFO phaseshift::::casa Shift phase center 2024-10-25 08:28:44 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:28:39.390003 End time: 2024-10-25 08:28:44.145384 2024-10-25 08:28:44 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:28:44 INFO phaseshift::::casa ########################################## 2024-10-25 08:28:44 INFO tclean::::casa ########################################## 2024-10-25 08:28:44 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:28:44 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 ) 2024-10-25 08:28:44 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:28:44 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:28:44 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:28:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:28:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:28:44 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:28:44 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:28:44 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:28:44 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:28:44 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:28:44 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:28:44 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:28:46 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:28:46 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026812 2024-10-25 08:28:46 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:28:46 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:28:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:28:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:28:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:28:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:28:48 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:28:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:28:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:28:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:28:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:28:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:28:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:28:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:28:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:28:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:28:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:28:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:28:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:28:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:28:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:28:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:28:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:28:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:28:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:28:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:28:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:28:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:28:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:28:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:28:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:28:54 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:28:54 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:28:54 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:28:55 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:28:56 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:28:58 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:28:44.219032 End time: 2024-10-25 08:28:57.801517 2024-10-25 08:28:58 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:28:58 INFO tclean::::casa ########################################## 2024-10-25 08:28:58 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:28:58 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:28:58 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) 2024-10-25 08:28:58 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:28:58 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:28:58 2024****** 2024-10-25 08:28:58 INFO ImageFitter::fit+ 2024-10-25 08:28:58 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:28:58 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:28:58 INFO ImageFitter::fit+ --- region: 2024-10-25 08:28:58 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:28:58 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:28:58 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:28:58 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:28:58 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:28:58 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:28:58 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:28:58 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) 2024-10-25 08:28:58 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:28:58 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:28:58 INFO imstat::::casa ########################################## 2024-10-25 08:28:58 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:28:58 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 ) 2024-10-25 08:28:58 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:28:58 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:28:58 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:28:58 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:28:58 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:28:58 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) 2024-10-25 08:28:58 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:28:58 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:28:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:28:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:28:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:28:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:28:58 INFO imstat:::: Values --- 2024-10-25 08:28:58 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:28:58 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:28:58 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:28:58 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-10-25 08:28:58 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:28:58 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:28:58 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:28:58 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:28:58 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:28:58 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:28:58 INFO imstat:::: Statistics --- 2024-10-25 08:28:58 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:28:58 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:28:58 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:28:58 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:28:58 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-10-25 08:28:58 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-10-25 08:28:58 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-10-25 08:28:58 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-10-25 08:28:58 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-10-25 08:28:58 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:28:58 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:28:58 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:28:58 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:28:58 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:28:58 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:28:58 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 2024-10-25 08:28:58 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:28:57.880534 End time: 2024-10-25 08:28:57.907797 2024-10-25 08:28:58 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:28:58 INFO imstat::::casa ########################################## 2024-10-25 08:28:58 INFO phaseshift::::casa ########################################## 2024-10-25 08:28:58 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:28:58 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 0.699877030rad' ) 2024-10-25 08:28:58 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:28:58 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:28:58 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:28:58 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:28:58 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:28:58 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:28:58 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:28:58 INFO MSTransformManager::open Select data 2024-10-25 08:28:58 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:29:01 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 0.699877030rad successfully parsed 2024-10-25 08:29:01 INFO phaseshift::::casa Shift phase center 2024-10-25 08:29:03 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:28:57.925930 End time: 2024-10-25 08:29:03.265995 2024-10-25 08:29:03 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:29:03 INFO phaseshift::::casa ########################################## 2024-10-25 08:29:03 INFO tclean::::casa ########################################## 2024-10-25 08:29:03 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:29:03 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 ) 2024-10-25 08:29:03 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:29:03 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:29:03 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:29:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:29:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:29:04 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:29:04 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:29:04 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:29:04 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:29:04 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:29:04 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:29:04 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:29:05 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:29:05 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029454 2024-10-25 08:29:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:29:05 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:29:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:29:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:29:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:29:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:29:08 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:29:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:29:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:29:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:29:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:29:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:29:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:29:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:29:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:29:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:29:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:29:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:29:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:29:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:29:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:29:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:29:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:29:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:29:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:29:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:29:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:29:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:29:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:29:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:29:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:29:19 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:29:19 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:29:19 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:29:21 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:29:21 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:29:23 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:29:03.346263 End time: 2024-10-25 08:29:23.270373 2024-10-25 08:29:23 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:29:23 INFO tclean::::casa ########################################## 2024-10-25 08:29:23 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:29:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:29:23 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) 2024-10-25 08:29:23 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:29:23 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:29:23 2024****** 2024-10-25 08:29:23 INFO ImageFitter::fit+ 2024-10-25 08:29:23 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:29:23 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:29:23 INFO ImageFitter::fit+ --- region: 2024-10-25 08:29:23 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:29:23 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:29:23 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:29:23 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:29:23 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:29:23 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:29:23 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:29:23 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) 2024-10-25 08:29:23 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:29:23 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:29:23 INFO imstat::::casa ########################################## 2024-10-25 08:29:23 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:29:23 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 ) 2024-10-25 08:29:23 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:29:23 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:29:23 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:29:23 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:29:23 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:29:23 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) 2024-10-25 08:29:23 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:29:23 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:29:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:29:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:29:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:29:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:29:23 INFO imstat:::: Values --- 2024-10-25 08:29:23 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:29:23 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:29:23 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:29:23 INFO imstat:::: -- minimum value [min]: -7.77738e-05 Jy/beam 2024-10-25 08:29:23 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:29:23 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:29:23 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:29:23 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:29:23 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:29:23 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:29:23 INFO imstat:::: Statistics --- 2024-10-25 08:29:23 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:29:23 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:29:23 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:29:23 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:29:23 INFO imstat:::: -- Median of the pixel values [median]: -1.86662e-05 Jy/beam 2024-10-25 08:29:23 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73577e-05 Jy/beam 2024-10-25 08:29:23 INFO imstat:::: -- IQR [quartile]: 3.56242e-05 Jy/beam 2024-10-25 08:29:23 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-10-25 08:29:23 INFO imstat:::: -- Third quartile [q3]: 1.11673e-06 Jy/beam 2024-10-25 08:29:23 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:29:23 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:29:23 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:29:23 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:29:23 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:29:23 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:29:23 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 2024-10-25 08:29:23 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:29:23.343568 End time: 2024-10-25 08:29:23.370370 2024-10-25 08:29:23 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:29:23 INFO imstat::::casa ########################################## 2024-10-25 08:29:23 INFO phaseshift::::casa ########################################## 2024-10-25 08:29:23 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:29:23 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 5.209080597rad 40d06m00' ) 2024-10-25 08:29:23 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:29:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:29:23 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:29:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:29:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:29:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:29:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:29:23 INFO MSTransformManager::open Select data 2024-10-25 08:29:23 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:29:27 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40d06m00 successfully parsed 2024-10-25 08:29:27 INFO phaseshift::::casa Shift phase center 2024-10-25 08:29:29 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:29:23.388578 End time: 2024-10-25 08:29:29.206716 2024-10-25 08:29:29 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:29:29 INFO phaseshift::::casa ########################################## 2024-10-25 08:29:29 INFO tclean::::casa ########################################## 2024-10-25 08:29:29 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:29:29 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 ) 2024-10-25 08:29:29 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:29:29 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:29:29 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:29:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:29:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:29:29 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:29:29 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:29:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:29:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:29:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:29:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:29:29 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:29:32 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:29:32 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027663 2024-10-25 08:29:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:29:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:29:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:29:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:29:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:29:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:29:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:29:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:29:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:29:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:29:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:29:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:29:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:29:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:29:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:29:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:29:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:29:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:29:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:29:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:29:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:29:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:29:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:29:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:29:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:29:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:29:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:29:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:29:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:29:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:29:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:29:45 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:29:45 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:29:45 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:29:46 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:29:47 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:29:48 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:29:29.278853 End time: 2024-10-25 08:29:47.852671 2024-10-25 08:29:48 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:29:48 INFO tclean::::casa ########################################## 2024-10-25 08:29:48 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:29:48 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:29:48 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) 2024-10-25 08:29:48 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:29:48 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:29:48 2024****** 2024-10-25 08:29:48 INFO ImageFitter::fit+ 2024-10-25 08:29:48 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:29:48 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:29:48 INFO ImageFitter::fit+ --- region: 2024-10-25 08:29:48 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:29:48 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:29:48 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:29:48 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:29:48 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:29:48 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:29:48 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:29:48 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) 2024-10-25 08:29:48 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:29:48 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:29:48 INFO imstat::::casa ########################################## 2024-10-25 08:29:48 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:29:48 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 ) 2024-10-25 08:29:48 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:29:48 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:29:48 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:29:48 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:29:48 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:29:48 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) 2024-10-25 08:29:48 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:29:48 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:29:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:29:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:29:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:29:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:29:48 INFO imstat:::: Values --- 2024-10-25 08:29:48 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:29:48 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:29:48 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:29:48 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-10-25 08:29:48 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:29:48 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:29:48 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:29:48 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-10-25 08:29:48 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:29:48 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:29:48 INFO imstat:::: Statistics --- 2024-10-25 08:29:48 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:29:48 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:29:48 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:29:48 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:29:48 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-10-25 08:29:48 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-10-25 08:29:48 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-10-25 08:29:48 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-10-25 08:29:48 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-10-25 08:29:48 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:29:48 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:29:48 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:29:48 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:29:48 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:29:48 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:29:48 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 2024-10-25 08:29:48 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:29:47.906159 End time: 2024-10-25 08:29:47.931904 2024-10-25 08:29:48 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:29:48 INFO imstat::::casa ########################################## 2024-10-25 08:29:48 INFO phaseshift::::casa ########################################## 2024-10-25 08:29:48 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:29:48 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 02:40:24.0000' ) 2024-10-25 08:29:48 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:29:48 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:29:48 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:29:48 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:29:48 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:29:48 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:29:48 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:29:48 INFO MSTransformManager::open Select data 2024-10-25 08:29:48 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 ".". 2024-10-25 08:29:52 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 02:40:24.0000 successfully parsed 2024-10-25 08:29:52 INFO phaseshift::::casa Shift phase center 2024-10-25 08:29:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:29:47.947771 End time: 2024-10-25 08:29:52.935774 2024-10-25 08:29:53 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:29:53 INFO phaseshift::::casa ########################################## 2024-10-25 08:29:53 INFO tclean::::casa ########################################## 2024-10-25 08:29:53 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:29:53 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 ) 2024-10-25 08:29:53 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:29:53 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:29:53 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:29:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:29:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:29:53 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:29:53 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:29:53 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:29:53 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:29:53 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:29:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:29:53 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:29:54 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:29:54 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025729 2024-10-25 08:29:54 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:29:54 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:29:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:29:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:29:58 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:29:58 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:29:58 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:29:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:29:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:30:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:30:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:30:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:30:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:30:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:30:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:30:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:30:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:30:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:30:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:30:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:30:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:30:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:30:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:30:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:30:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:30:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:30:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:30:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:30:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:30:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:30:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:30:06 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:30:06 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:30:06 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:30:08 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:30:08 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:30:10 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:29:52.987914 End time: 2024-10-25 08:30:10.302949 2024-10-25 08:30:10 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:30:10 INFO tclean::::casa ########################################## 2024-10-25 08:30:10 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:30:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:30:10 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) 2024-10-25 08:30:10 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:30:10 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:30:10 2024****** 2024-10-25 08:30:10 INFO ImageFitter::fit+ 2024-10-25 08:30:10 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:30:10 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:30:10 INFO ImageFitter::fit+ --- region: 2024-10-25 08:30:10 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:30:10 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:30:10 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:30:10 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:30:10 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:30:10 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:30:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:30:10 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) 2024-10-25 08:30:10 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:30:10 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:30:10 INFO imstat::::casa ########################################## 2024-10-25 08:30:10 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:30:10 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 ) 2024-10-25 08:30:10 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:30:10 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:30:10 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:30:10 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:30:10 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:30:10 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) 2024-10-25 08:30:10 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:30:10 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:30:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:30:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:30:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:30:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:30:10 INFO imstat:::: Values --- 2024-10-25 08:30:10 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:30:10 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:30:10 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:30:10 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-10-25 08:30:10 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:30:10 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:30:10 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:30:10 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-10-25 08:30:10 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:30:10 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:30:10 INFO imstat:::: Statistics --- 2024-10-25 08:30:10 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:30:10 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:30:10 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:30:10 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:30:10 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-10-25 08:30:10 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-10-25 08:30:10 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-10-25 08:30:10 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-10-25 08:30:10 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-10-25 08:30:10 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:30:10 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:30:10 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:30:10 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:30:10 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:30:10 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:30:10 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 2024-10-25 08:30:10 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:30:10.383913 End time: 2024-10-25 08:30:10.414271 2024-10-25 08:30:10 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:30:10 INFO imstat::::casa ########################################## 2024-10-25 08:30:10 INFO phaseshift::::casa ########################################## 2024-10-25 08:30:10 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:30:10 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 5.209080597rad 40.100000000deg' ) 2024-10-25 08:30:10 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:30:10 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:30:10 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:30:10 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:30:10 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:30:10 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:30:10 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:30:10 INFO MSTransformManager::open Select data 2024-10-25 08:30:10 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:30:15 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40.100000000deg successfully parsed 2024-10-25 08:30:15 INFO phaseshift::::casa Shift phase center 2024-10-25 08:30:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:30:10.432307 End time: 2024-10-25 08:30:15.899256 2024-10-25 08:30:16 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:30:16 INFO phaseshift::::casa ########################################## 2024-10-25 08:30:16 INFO tclean::::casa ########################################## 2024-10-25 08:30:16 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:30:16 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 ) 2024-10-25 08:30:16 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:30:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:30:16 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:30:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:30:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:30:16 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:30:16 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:30:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:30:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:30:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:30:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:30:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:30:18 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:30:18 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025526 2024-10-25 08:30:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:30:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:30:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:30:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:30:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:30:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:30:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:30:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:30:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:30:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:30:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:30:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:30:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:30:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:30:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:30:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:30:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:30:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:30:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:30:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:30:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:30:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:30:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:30:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:30:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:30:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:30:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:30:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:30:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:30:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:30:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:30:26 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:30:26 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:30:26 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:30:28 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:30:29 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:30:31 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:30:15.971242 End time: 2024-10-25 08:30:31.300723 2024-10-25 08:30:31 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:30:31 INFO tclean::::casa ########################################## 2024-10-25 08:30:31 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:30:31 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:30:31 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:30:31 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:30:31 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:30:31 2024****** 2024-10-25 08:30:31 INFO ImageFitter::fit+ 2024-10-25 08:30:31 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:30:31 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:30:31 INFO ImageFitter::fit+ --- region: 2024-10-25 08:30:31 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:30:31 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:30:31 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:30:31 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:30:31 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:30:31 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:30:31 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:30:31 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-10-25 08:30:31 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:30:31 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:30:31 INFO imstat::::casa ########################################## 2024-10-25 08:30:31 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:30:31 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-10-25 08:30:31 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:30:31 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:30:31 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:30:31 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:30:31 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:30:31 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:30:31 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:30:31 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:30:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:30:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:30:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:30:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:30:31 INFO imstat:::: Values --- 2024-10-25 08:30:31 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:30:31 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:30:31 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:30:31 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-10-25 08:30:31 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:30:31 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:30:31 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:30:31 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-10-25 08:30:31 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:30:31 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:30:31 INFO imstat:::: Statistics --- 2024-10-25 08:30:31 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:30:31 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:30:31 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:30:31 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:30:31 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-10-25 08:30:31 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-10-25 08:30:31 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-10-25 08:30:31 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-10-25 08:30:31 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-10-25 08:30:31 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:30:31 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:30:31 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:30:31 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:30:31 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:30:31 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:30:31 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 2024-10-25 08:30:31 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:30:31.368500 End time: 2024-10-25 08:30:31.394512 2024-10-25 08:30:31 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:30:31 INFO imstat::::casa ########################################## 2024-10-25 08:30:31 INFO phaseshift::::casa ########################################## 2024-10-25 08:30:31 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:30:31 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 0.699877030rad' ) 2024-10-25 08:30:31 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:30:31 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:30:31 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:30:31 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:30:31 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:30:31 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:30:31 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:30:31 INFO MSTransformManager::open Select data 2024-10-25 08:30:31 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:30:35 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 0.699877030rad successfully parsed 2024-10-25 08:30:35 INFO phaseshift::::casa Shift phase center 2024-10-25 08:30:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:30:31.411531 End time: 2024-10-25 08:30:36.741590 2024-10-25 08:30:37 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:30:37 INFO phaseshift::::casa ########################################## 2024-10-25 08:30:37 INFO tclean::::casa ########################################## 2024-10-25 08:30:37 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:30:37 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-10-25 08:30:37 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:30:37 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:30:37 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:30:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:30:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:30:37 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:30:37 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:30:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:30:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:30:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:30:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:30:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:30:40 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:30:41 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029352 2024-10-25 08:30:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:30:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:30:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:30:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:30:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:30:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:30:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:30:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:30:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:30:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:30:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:30:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:30:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:30:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:30:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:30:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:30:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:30:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:30:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:30:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:30:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:30:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:30:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:30:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:30:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:30:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:30:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:30:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:30:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:30:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:30:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:30:58 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:30:58 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:30:58 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:30:59 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:31:00 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:31:01 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:30:36.805324 End time: 2024-10-25 08:31:01.347939 2024-10-25 08:31:01 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:31:01 INFO tclean::::casa ########################################## 2024-10-25 08:31:01 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:31:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:31:01 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) 2024-10-25 08:31:01 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:31:01 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:31:01 2024****** 2024-10-25 08:31:01 INFO ImageFitter::fit+ 2024-10-25 08:31:01 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:31:01 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:31:01 INFO ImageFitter::fit+ --- region: 2024-10-25 08:31:01 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:31:01 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:31:01 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:31:01 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:31:01 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:31:01 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:31:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:31:01 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) 2024-10-25 08:31:01 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:31:01 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:31:01 INFO imstat::::casa ########################################## 2024-10-25 08:31:01 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:31:01 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 ) 2024-10-25 08:31:01 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:31:01 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:31:01 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:31:01 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:31:01 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:31:01 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) 2024-10-25 08:31:01 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:31:01 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:31:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:31:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:31:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:31:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:31:01 INFO imstat:::: Values --- 2024-10-25 08:31:01 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:31:01 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:31:01 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:31:01 INFO imstat:::: -- minimum value [min]: -7.77793e-05 Jy/beam 2024-10-25 08:31:01 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:31:01 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:31:01 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:31:01 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-10-25 08:31:01 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:31:01 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:31:01 INFO imstat:::: Statistics --- 2024-10-25 08:31:01 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:31:01 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:31:01 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:31:01 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:31:01 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam 2024-10-25 08:31:01 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73592e-05 Jy/beam 2024-10-25 08:31:01 INFO imstat:::: -- IQR [quartile]: 3.55982e-05 Jy/beam 2024-10-25 08:31:01 INFO imstat:::: -- First quartile [q1]: -3.45035e-05 Jy/beam 2024-10-25 08:31:01 INFO imstat:::: -- Third quartile [q3]: 1.09469e-06 Jy/beam 2024-10-25 08:31:01 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:31:01 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:31:01 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:31:01 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:31:01 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:31:01 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:31:01 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 2024-10-25 08:31:01 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:31:01.428046 End time: 2024-10-25 08:31:01.457493 2024-10-25 08:31:01 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:31:01 INFO imstat::::casa ########################################## 2024-10-25 08:31:01 INFO phaseshift::::casa ########################################## 2024-10-25 08:31:01 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:31:01 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40d06m0.0019' ) 2024-10-25 08:31:01 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:31:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:31:01 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:31:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:31:02 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:31:02 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:31:02 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:31:02 INFO MSTransformManager::open Select data 2024-10-25 08:31:02 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:31:04 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40d06m0.0019 successfully parsed 2024-10-25 08:31:04 INFO phaseshift::::casa Shift phase center 2024-10-25 08:31:06 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:31:01.476538 End time: 2024-10-25 08:31:05.500133 2024-10-25 08:31:06 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:31:06 INFO phaseshift::::casa ########################################## 2024-10-25 08:31:06 INFO tclean::::casa ########################################## 2024-10-25 08:31:06 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:31:06 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 ) 2024-10-25 08:31:06 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:31:06 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:31:06 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:31:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:31:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:31:06 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:31:06 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:31:06 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:31:06 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:31:06 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:31:06 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:31:06 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:31:07 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:31:07 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014661 2024-10-25 08:31:07 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:31:07 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:31:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:31:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:31:10 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:31:10 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:31:10 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:31:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:31:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:31:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:31:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:31:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:31:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:31:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:31:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:31:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:31:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:31:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:31:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:31:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:31:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:31:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:31:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:31:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:31:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:31:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:31:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:31:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:31:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:31:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:31:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:31:16 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:31:16 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:31:16 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:31:17 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:31:18 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:31:21 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:31:05.573121 End time: 2024-10-25 08:31:20.853205 2024-10-25 08:31:21 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:31:21 INFO tclean::::casa ########################################## 2024-10-25 08:31:21 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:31:21 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:31:21 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) 2024-10-25 08:31:21 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:31:21 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:31:21 2024****** 2024-10-25 08:31:21 INFO ImageFitter::fit+ 2024-10-25 08:31:21 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:31:21 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:31:21 INFO ImageFitter::fit+ --- region: 2024-10-25 08:31:21 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:31:21 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:31:21 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:31:21 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:31:21 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:31:21 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:31:21 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:31:21 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) 2024-10-25 08:31:21 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:31:21 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:31:21 INFO imstat::::casa ########################################## 2024-10-25 08:31:21 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:31:21 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 ) 2024-10-25 08:31:21 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:31:21 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:31:21 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:31:21 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:31:21 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:31:21 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) 2024-10-25 08:31:21 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:31:21 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:31:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:31:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:31:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:31:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:31:21 INFO imstat:::: Values --- 2024-10-25 08:31:21 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:31:21 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:31:21 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:31:21 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-10-25 08:31:21 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:31:21 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:31:21 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:31:21 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-10-25 08:31:21 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:31:21 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:31:21 INFO imstat:::: Statistics --- 2024-10-25 08:31:21 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:31:21 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:31:21 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:31:21 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:31:21 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-10-25 08:31:21 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-10-25 08:31:21 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-10-25 08:31:21 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-10-25 08:31:21 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-10-25 08:31:21 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:31:21 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:31:21 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:31:21 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:31:21 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:31:21 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:31:21 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 2024-10-25 08:31:21 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:31:20.942800 End time: 2024-10-25 08:31:20.970936 2024-10-25 08:31:21 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:31:21 INFO imstat::::casa ########################################## 2024-10-25 08:31:21 INFO phaseshift::::casa ########################################## 2024-10-25 08:31:21 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:31:21 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 02:40:24.0001' ) 2024-10-25 08:31:21 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:31:21 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:31:21 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:31:21 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:31:21 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:31:21 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:31:21 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:31:21 INFO MSTransformManager::open Select data 2024-10-25 08:31:21 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 ".". 2024-10-25 08:31:27 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 02:40:24.0001 successfully parsed 2024-10-25 08:31:27 INFO phaseshift::::casa Shift phase center 2024-10-25 08:31:29 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:31:20.989254 End time: 2024-10-25 08:31:29.363649 2024-10-25 08:31:29 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:31:29 INFO phaseshift::::casa ########################################## 2024-10-25 08:31:29 INFO tclean::::casa ########################################## 2024-10-25 08:31:29 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:31:29 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 ) 2024-10-25 08:31:29 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:31:29 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:31:29 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:31:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:31:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:31:30 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:31:30 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:31:30 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:31:30 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:31:30 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:31:30 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:31:30 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:31:32 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:31:32 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027547 2024-10-25 08:31:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:31:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:31:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:31:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:31:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:31:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:31:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:31:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:31:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:31:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:31:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:31:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:31:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:31:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:31:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:31:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:31:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:31:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:31:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:31:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:31:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:31:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:31:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:31:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:31:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:31:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:31:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:31:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:31:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:31:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:31:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:31:46 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:31:46 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:31:46 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:31:49 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:31:49 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:31:52 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:31:29.432382 End time: 2024-10-25 08:31:52.203429 2024-10-25 08:31:52 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:31:52 INFO tclean::::casa ########################################## 2024-10-25 08:31:52 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:31:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:31:52 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) 2024-10-25 08:31:52 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:31:52 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:31:52 2024****** 2024-10-25 08:31:52 INFO ImageFitter::fit+ 2024-10-25 08:31:52 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:31:52 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:31:52 INFO ImageFitter::fit+ --- region: 2024-10-25 08:31:52 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:31:52 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:31:52 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:31:52 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:31:52 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:31:52 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:31:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:31:52 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) 2024-10-25 08:31:52 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:31:52 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:31:52 INFO imstat::::casa ########################################## 2024-10-25 08:31:52 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:31:52 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 ) 2024-10-25 08:31:52 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:31:52 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:31:52 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:31:52 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:31:52 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:31:52 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) 2024-10-25 08:31:52 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:31:52 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:31:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:31:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:31:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:31:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:31:52 INFO imstat:::: Values --- 2024-10-25 08:31:52 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:31:52 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:31:52 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:31:52 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-10-25 08:31:52 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:31:52 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:31:52 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:31:52 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-10-25 08:31:52 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:31:52 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:31:52 INFO imstat:::: Statistics --- 2024-10-25 08:31:52 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:31:52 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:31:52 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:31:52 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:31:52 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-10-25 08:31:52 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-10-25 08:31:52 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-10-25 08:31:52 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-10-25 08:31:52 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-10-25 08:31:52 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:31:52 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:31:52 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:31:52 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:31:52 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:31:52 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:31:52 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 2024-10-25 08:31:52 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:31:52.292611 End time: 2024-10-25 08:31:52.323641 2024-10-25 08:31:52 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:31:52 INFO imstat::::casa ########################################## 2024-10-25 08:31:52 INFO phaseshift::::casa ########################################## 2024-10-25 08:31:52 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:31:52 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 19h53m49.9980 40.100000528deg' ) 2024-10-25 08:31:52 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:31:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:31:52 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:31:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:31:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:31:52 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:31:52 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:31:52 INFO MSTransformManager::open Select data 2024-10-25 08:31:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:31:58 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40.100000528deg successfully parsed 2024-10-25 08:31:58 INFO phaseshift::::casa Shift phase center 2024-10-25 08:32:01 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:31:52.343531 End time: 2024-10-25 08:32:00.878293 2024-10-25 08:32:01 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:32:01 INFO phaseshift::::casa ########################################## 2024-10-25 08:32:01 INFO tclean::::casa ########################################## 2024-10-25 08:32:01 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:32:01 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-10-25 08:32:01 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:32:01 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:32:01 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:32:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:32:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:32:01 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:32:01 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:32:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:32:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:32:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:32:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:32:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:32:04 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:32:04 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029762 2024-10-25 08:32:04 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:32:04 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:32:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:32:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:32:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:32:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:32:08 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:32:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:32:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:32:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:32:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:32:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:32:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:32:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:32:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:32:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:32:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:32:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:32:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:32:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:32:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:32:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:32:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:32:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:32:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:32:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:32:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:32:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:32:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:32:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:32:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:32:20 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:32:20 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:32:20 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:32:22 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:32:23 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:32:26 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:32:00.950537 End time: 2024-10-25 08:32:25.632305 2024-10-25 08:32:26 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:32:26 INFO tclean::::casa ########################################## 2024-10-25 08:32:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:32:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:32:26 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) 2024-10-25 08:32:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:32:26 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:32:26 2024****** 2024-10-25 08:32:26 INFO ImageFitter::fit+ 2024-10-25 08:32:26 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:32:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:32:26 INFO ImageFitter::fit+ --- region: 2024-10-25 08:32:26 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:32:26 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:32:26 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:32:26 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:32:26 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:32:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:32:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:32:26 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) 2024-10-25 08:32:26 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:32:26 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:32:26 INFO imstat::::casa ########################################## 2024-10-25 08:32:26 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:32:26 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 ) 2024-10-25 08:32:26 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:32:26 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:32:26 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:32:26 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:32:26 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:32:26 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) 2024-10-25 08:32:26 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:32:26 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:32:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:32:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:32:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:32:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:32:26 INFO imstat:::: Values --- 2024-10-25 08:32:26 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:32:26 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:32:26 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:32:26 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-10-25 08:32:26 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:32:26 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:32:26 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:32:26 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-10-25 08:32:26 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:32:26 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:32:26 INFO imstat:::: Statistics --- 2024-10-25 08:32:26 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:32:26 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:32:26 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:32:26 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:32:26 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-10-25 08:32:26 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-10-25 08:32:26 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-10-25 08:32:26 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-10-25 08:32:26 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-10-25 08:32:26 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:32:26 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:32:26 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:32:26 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:32:26 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:32:26 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:32:26 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 2024-10-25 08:32:26 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:32:25.719112 End time: 2024-10-25 08:32:25.747740 2024-10-25 08:32:26 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:32:26 INFO imstat::::casa ########################################## 2024-10-25 08:32:26 INFO phaseshift::::casa ########################################## 2024-10-25 08:32:26 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:32:26 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 0.699877039rad' ) 2024-10-25 08:32:26 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:32:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:32:26 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:32:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:32:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:32:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:32:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:32:26 INFO MSTransformManager::open Select data 2024-10-25 08:32:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:32:32 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 0.699877039rad successfully parsed 2024-10-25 08:32:32 INFO phaseshift::::casa Shift phase center 2024-10-25 08:32:34 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:32:25.769367 End time: 2024-10-25 08:32:34.190471 2024-10-25 08:32:34 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:32:34 INFO phaseshift::::casa ########################################## 2024-10-25 08:32:34 INFO tclean::::casa ########################################## 2024-10-25 08:32:34 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:32:34 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 ) 2024-10-25 08:32:34 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:32:34 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:32:34 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:32:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:32:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:32:34 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:32:34 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:32:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:32:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:32:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:32:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:32:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:32:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:32:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.030774 2024-10-25 08:32:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:32:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:32:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:32:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:32:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:32:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:32:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:32:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:32:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:32:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:32:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:32:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:32:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:32:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:32:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:32:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:32:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:32:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:32:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:32:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:32:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:32:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:32:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:32:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:32:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:32:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:32:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:32:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:32:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:32:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:32:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:32:50 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:32:50 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:32:50 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:32:51 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:32:51 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:32:53 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:32:34.226032 End time: 2024-10-25 08:32:52.800878 2024-10-25 08:32:53 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:32:53 INFO tclean::::casa ########################################## 2024-10-25 08:32:53 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:32:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:32:53 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) 2024-10-25 08:32:53 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:32:53 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:32:53 2024****** 2024-10-25 08:32:53 INFO ImageFitter::fit+ 2024-10-25 08:32:53 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:32:53 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:32:53 INFO ImageFitter::fit+ --- region: 2024-10-25 08:32:53 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:32:53 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:32:53 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:32:53 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:32:53 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:32:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:32:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:32:53 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) 2024-10-25 08:32:53 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:32:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:32:53 INFO imstat::::casa ########################################## 2024-10-25 08:32:53 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:32:53 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 ) 2024-10-25 08:32:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:32:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:32:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:32:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:32:53 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:32:53 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) 2024-10-25 08:32:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:32:53 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:32:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:32:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:32:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:32:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:32:53 INFO imstat:::: Values --- 2024-10-25 08:32:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:32:53 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:32:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:32:53 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-10-25 08:32:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:32:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:32:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:32:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-10-25 08:32:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:32:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:32:53 INFO imstat:::: Statistics --- 2024-10-25 08:32:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:32:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:32:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:32:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:32:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-10-25 08:32:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-10-25 08:32:53 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-10-25 08:32:53 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-10-25 08:32:53 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-10-25 08:32:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:32:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:32:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:32:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:32:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:32:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:32:53 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 2024-10-25 08:32:53 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:32:52.886271 End time: 2024-10-25 08:32:52.915946 2024-10-25 08:32:53 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:32:53 INFO imstat::::casa ########################################## 2024-10-25 08:32:53 INFO phaseshift::::casa ########################################## 2024-10-25 08:32:53 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:32:53 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 40d06m0.0019' ) 2024-10-25 08:32:53 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:32:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:32:53 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:32:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:32:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:32:53 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:32:53 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:32:53 INFO MSTransformManager::open Select data 2024-10-25 08:32:53 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:32:57 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40d06m0.0019 successfully parsed 2024-10-25 08:32:57 INFO phaseshift::::casa Shift phase center 2024-10-25 08:32:59 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:32:52.947928 End time: 2024-10-25 08:32:58.563090 2024-10-25 08:32:59 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:32:59 INFO phaseshift::::casa ########################################## 2024-10-25 08:32:59 INFO tclean::::casa ########################################## 2024-10-25 08:32:59 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:32:59 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 ) 2024-10-25 08:32:59 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:32:59 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:32:59 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:32:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:32:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:32:59 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:32:59 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:32:59 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:32:59 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:32:59 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:32:59 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:32:59 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:33:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:33:01 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025673 2024-10-25 08:33:01 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:33:01 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:33:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:33:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:33:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:33:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:33:04 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:33:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:33:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:33:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:33:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:33:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:33:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:33:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:33:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:33:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:33:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:33:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:33:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:33:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:33:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:33:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:33:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:33:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:33:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:33:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:33:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:33:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:33:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:33:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:33:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:33:14 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:33:14 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:33:14 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:33:16 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:33:17 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:33:18 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:32:58.635891 End time: 2024-10-25 08:33:18.012721 2024-10-25 08:33:18 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:33:18 INFO tclean::::casa ########################################## 2024-10-25 08:33:18 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:33:18 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:33:18 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) 2024-10-25 08:33:18 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:33:18 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:33:18 2024****** 2024-10-25 08:33:18 INFO ImageFitter::fit+ 2024-10-25 08:33:18 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:33:18 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:33:18 INFO ImageFitter::fit+ --- region: 2024-10-25 08:33:18 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:33:18 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:33:18 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:33:18 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:33:18 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:33:18 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:33:18 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:33:18 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) 2024-10-25 08:33:18 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:33:18 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:33:18 INFO imstat::::casa ########################################## 2024-10-25 08:33:18 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:33:18 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 ) 2024-10-25 08:33:18 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:33:18 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:33:18 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:33:18 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:33:18 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:33:18 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) 2024-10-25 08:33:18 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:33:18 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:33:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:33:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:33:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:33:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:33:18 INFO imstat:::: Values --- 2024-10-25 08:33:18 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:33:18 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:33:18 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:33:18 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-10-25 08:33:18 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:33:18 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:33:18 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:33:18 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-10-25 08:33:18 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:33:18 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:33:18 INFO imstat:::: Statistics --- 2024-10-25 08:33:18 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:33:18 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:33:18 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:33:18 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:33:18 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-10-25 08:33:18 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-10-25 08:33:18 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-10-25 08:33:18 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-10-25 08:33:18 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-10-25 08:33:18 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:33:18 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:33:18 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:33:18 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:33:18 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:33:18 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:33:18 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 2024-10-25 08:33:18 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:33:18.090606 End time: 2024-10-25 08:33:18.118807 2024-10-25 08:33:18 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:33:18 INFO imstat::::casa ########################################## 2024-10-25 08:33:18 INFO phaseshift::::casa ########################################## 2024-10-25 08:33:18 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:33:18 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' ) 2024-10-25 08:33:18 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:33:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:33:18 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:33:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:33:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:33:18 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:33:18 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:33:18 INFO MSTransformManager::open Select data 2024-10-25 08:33:18 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 ".". 2024-10-25 08:33:21 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 02:40:24.0001 successfully parsed 2024-10-25 08:33:21 INFO phaseshift::::casa Shift phase center 2024-10-25 08:33:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:33:18.137250 End time: 2024-10-25 08:33:22.094802 2024-10-25 08:33:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:33:22 INFO phaseshift::::casa ########################################## 2024-10-25 08:33:22 INFO tclean::::casa ########################################## 2024-10-25 08:33:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:33:22 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 ) 2024-10-25 08:33:22 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:33:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:33:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:33:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:33:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:33:22 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:33:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:33:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:33:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:33:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:33:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:33:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:33:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:33:24 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.030395 2024-10-25 08:33:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:33:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:33:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:33:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:33:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:33:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:33:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:33:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:33:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:33:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:33:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:33:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:33:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:33:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:33:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:33:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:33:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:33:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:33:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:33:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:33:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:33:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:33:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:33:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:33:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:33:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:33:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:33:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:33:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:33:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:33:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:33:38 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:33:38 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:33:38 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:33:41 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:33:41 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:33:43 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:33:22.156486 End time: 2024-10-25 08:33:42.827300 2024-10-25 08:33:43 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:33:43 INFO tclean::::casa ########################################## 2024-10-25 08:33:43 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:33:43 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:33:43 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) 2024-10-25 08:33:43 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:33:43 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:33:43 2024****** 2024-10-25 08:33:43 INFO ImageFitter::fit+ 2024-10-25 08:33:43 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:33:43 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:33:43 INFO ImageFitter::fit+ --- region: 2024-10-25 08:33:43 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:33:43 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:33:43 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:33:43 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:33:43 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:33:43 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:33:43 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:33:43 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) 2024-10-25 08:33:43 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:33:43 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:33:43 INFO imstat::::casa ########################################## 2024-10-25 08:33:43 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:33:43 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 ) 2024-10-25 08:33:43 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:33:43 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:33:43 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:33:43 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:33:43 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:33:43 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) 2024-10-25 08:33:43 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:33:43 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:33:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:33:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:33:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:33:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:33:43 INFO imstat:::: Values --- 2024-10-25 08:33:43 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:33:43 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:33:43 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:33:43 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-10-25 08:33:43 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:33:43 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:33:43 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:33:43 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-10-25 08:33:43 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:33:43 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:33:43 INFO imstat:::: Statistics --- 2024-10-25 08:33:43 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:33:43 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:33:43 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:33:43 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:33:43 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-10-25 08:33:43 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-10-25 08:33:43 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-10-25 08:33:43 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-10-25 08:33:43 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-10-25 08:33:43 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:33:43 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:33:43 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:33:43 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:33:43 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:33:43 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:33:43 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 2024-10-25 08:33:43 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:33:42.912485 End time: 2024-10-25 08:33:42.942090 2024-10-25 08:33:43 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:33:43 INFO imstat::::casa ########################################## 2024-10-25 08:33:43 INFO phaseshift::::casa ########################################## 2024-10-25 08:33:43 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:33:43 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 40.100000528deg' ) 2024-10-25 08:33:43 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:33:43 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:33:43 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:33:43 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:33:43 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:33:43 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:33:43 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:33:43 INFO MSTransformManager::open Select data 2024-10-25 08:33:43 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:33:47 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40.100000528deg successfully parsed 2024-10-25 08:33:47 INFO phaseshift::::casa Shift phase center 2024-10-25 08:33:48 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:33:42.976482 End time: 2024-10-25 08:33:48.061054 2024-10-25 08:33:48 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:33:48 INFO phaseshift::::casa ########################################## 2024-10-25 08:33:48 INFO tclean::::casa ########################################## 2024-10-25 08:33:48 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:33:48 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 ) 2024-10-25 08:33:48 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:33:48 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:33:48 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:33:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:33:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:33:48 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:33:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:33:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:33:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:33:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:33:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:33:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:33:50 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:33:50 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029686 2024-10-25 08:33:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:33:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:33:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:33:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:33:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:33:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:33:52 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:33:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:33:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:33:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:33:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:33:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:33:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:33:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:33:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:33:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:33:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:33:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:33:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:33:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:33:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:33:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:33:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:33:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:33:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:33:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:33:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:33:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:33:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:33:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:34:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:34:01 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:34:01 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:34:01 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:34:02 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:34:03 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:34:04 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:33:48.133158 End time: 2024-10-25 08:34:03.813243 2024-10-25 08:34:04 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:34:04 INFO tclean::::casa ########################################## 2024-10-25 08:34:04 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:34:04 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:34:04 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) 2024-10-25 08:34:04 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:34:04 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:34:04 2024****** 2024-10-25 08:34:04 INFO ImageFitter::fit+ 2024-10-25 08:34:04 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:34:04 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:34:04 INFO ImageFitter::fit+ --- region: 2024-10-25 08:34:04 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:34:04 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:34:04 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:34:04 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:34:04 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:34:04 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:34:04 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:34:04 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) 2024-10-25 08:34:04 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:34:04 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:34:04 INFO imstat::::casa ########################################## 2024-10-25 08:34:04 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:34:04 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 ) 2024-10-25 08:34:04 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:34:04 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:34:04 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:34:04 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:34:04 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:34:04 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) 2024-10-25 08:34:04 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:34:04 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:34:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:34:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:34:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:34:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:34:04 INFO imstat:::: Values --- 2024-10-25 08:34:04 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:34:04 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:34:04 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:34:04 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-10-25 08:34:04 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:34:04 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:34:04 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:34:04 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-10-25 08:34:04 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:34:04 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:34:04 INFO imstat:::: Statistics --- 2024-10-25 08:34:04 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:34:04 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:34:04 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:34:04 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:34:04 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-10-25 08:34:04 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-10-25 08:34:04 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-10-25 08:34:04 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-10-25 08:34:04 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-10-25 08:34:04 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:34:04 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:34:04 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:34:04 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:34:04 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:34:04 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:34:04 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 2024-10-25 08:34:04 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:34:03.887177 End time: 2024-10-25 08:34:03.914848 2024-10-25 08:34:04 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:34:04 INFO imstat::::casa ########################################## 2024-10-25 08:34:04 INFO phaseshift::::casa ########################################## 2024-10-25 08:34:04 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:34:04 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 19:53:49.9980 0.699877039rad' ) 2024-10-25 08:34:04 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:34:04 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:34:04 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:34:04 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:34:04 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:34:04 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:34:04 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:34:04 INFO MSTransformManager::open Select data 2024-10-25 08:34:04 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:34:07 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 0.699877039rad successfully parsed 2024-10-25 08:34:07 INFO phaseshift::::casa Shift phase center 2024-10-25 08:34:10 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:34:03.932435 End time: 2024-10-25 08:34:09.869562 2024-10-25 08:34:10 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:34:10 INFO phaseshift::::casa ########################################## 2024-10-25 08:34:10 INFO tclean::::casa ########################################## 2024-10-25 08:34:10 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:34:10 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-10-25 08:34:10 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:34:10 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:34:10 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:34:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:34:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:34:10 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:34:10 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:34:10 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:34:10 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:34:10 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:34:10 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:34:10 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:34:12 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:34:12 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021821 2024-10-25 08:34:12 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:34:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:34:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:34:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:34:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:34:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:34:16 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:34:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:34:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:34:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:34:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:34:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:34:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:34:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:34:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:34:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:34:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:34:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:34:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:34:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:34:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:34:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:34:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:34:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:34:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:34:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:34:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:34:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:34:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:34:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:34:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:34:24 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:34:24 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:34:24 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:34:24 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:34:25 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:34:26 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:34:09.938959 End time: 2024-10-25 08:34:26.394168 2024-10-25 08:34:26 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:34:26 INFO tclean::::casa ########################################## 2024-10-25 08:34:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:34:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:34:26 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) 2024-10-25 08:34:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:34:26 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:34:26 2024****** 2024-10-25 08:34:26 INFO ImageFitter::fit+ 2024-10-25 08:34:26 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:34:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:34:26 INFO ImageFitter::fit+ --- region: 2024-10-25 08:34:26 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:34:26 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:34:26 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:34:26 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:34:26 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:34:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:34:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:34:26 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) 2024-10-25 08:34:26 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:34:26 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:34:26 INFO imstat::::casa ########################################## 2024-10-25 08:34:26 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:34:26 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 ) 2024-10-25 08:34:26 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:34:26 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:34:26 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:34:26 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:34:26 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:34:26 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) 2024-10-25 08:34:26 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:34:26 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:34:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:34:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:34:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:34:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:34:26 INFO imstat:::: Values --- 2024-10-25 08:34:26 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:34:26 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:34:26 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:34:26 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-10-25 08:34:26 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:34:26 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:34:26 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:34:26 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-10-25 08:34:26 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:34:26 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:34:26 INFO imstat:::: Statistics --- 2024-10-25 08:34:26 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:34:26 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:34:26 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:34:26 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:34:26 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-10-25 08:34:26 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-10-25 08:34:26 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-10-25 08:34:26 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-10-25 08:34:26 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-10-25 08:34:26 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:34:26 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:34:26 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:34:26 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:34:26 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:34:26 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:34:26 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 2024-10-25 08:34:26 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:34:26.440499 End time: 2024-10-25 08:34:26.460733 2024-10-25 08:34:26 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:34:26 INFO imstat::::casa ########################################## 2024-10-25 08:34:26 INFO phaseshift::::casa ########################################## 2024-10-25 08:34:26 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:34:26 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 40d06m0.0019' ) 2024-10-25 08:34:26 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:34:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:34:26 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:34:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:34:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:34:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:34:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:34:26 INFO MSTransformManager::open Select data 2024-10-25 08:34:27 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:34:30 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40d06m0.0019 successfully parsed 2024-10-25 08:34:30 INFO phaseshift::::casa Shift phase center 2024-10-25 08:34:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:34:26.475938 End time: 2024-10-25 08:34:31.434727 2024-10-25 08:34:31 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:34:31 INFO phaseshift::::casa ########################################## 2024-10-25 08:34:32 INFO tclean::::casa ########################################## 2024-10-25 08:34:32 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:34:32 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 ) 2024-10-25 08:34:32 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:34:32 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:34:32 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:34:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:34:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:34:32 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:34:32 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:34:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:34:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:34:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:34:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:34:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:34:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:34:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026189 2024-10-25 08:34:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:34:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:34:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:34:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:34:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:34:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:34:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:34:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:34:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:34:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:34:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:34:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:34:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:34:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:34:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:34:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:34:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:34:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:34:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:34:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:34:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:34:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:34:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:34:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:34:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:34:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:34:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:34:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:34:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:34:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:34:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:34:46 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:34:46 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:34:46 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:34:47 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:34:48 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:34:50 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:34:31.502526 End time: 2024-10-25 08:34:49.722041 2024-10-25 08:34:50 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:34:50 INFO tclean::::casa ########################################## 2024-10-25 08:34:50 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:34:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:34:50 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:34:50 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:34:50 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:34:50 2024****** 2024-10-25 08:34:50 INFO ImageFitter::fit+ 2024-10-25 08:34:50 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:34:50 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:34:50 INFO ImageFitter::fit+ --- region: 2024-10-25 08:34:50 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:34:50 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:34:50 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:34:50 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:34:50 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:34:50 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:34:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:34:50 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-10-25 08:34:50 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:34:50 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:34:50 INFO imstat::::casa ########################################## 2024-10-25 08:34:50 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:34:50 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-10-25 08:34:50 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:34:50 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:34:50 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:34:50 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:34:50 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:34:50 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:34:50 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:34:50 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:34:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:34:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:34:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:34:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:34:50 INFO imstat:::: Values --- 2024-10-25 08:34:50 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:34:50 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:34:50 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:34:50 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-10-25 08:34:50 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:34:50 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:34:50 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:34:50 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-10-25 08:34:50 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:34:50 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:34:50 INFO imstat:::: Statistics --- 2024-10-25 08:34:50 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:34:50 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:34:50 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:34:50 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:34:50 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-10-25 08:34:50 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-10-25 08:34:50 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-10-25 08:34:50 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-10-25 08:34:50 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-10-25 08:34:50 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:34:50 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:34:50 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:34:50 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:34:50 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:34:50 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:34:50 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 2024-10-25 08:34:50 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:34:49.804933 End time: 2024-10-25 08:34:49.836022 2024-10-25 08:34:50 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:34:50 INFO imstat::::casa ########################################## 2024-10-25 08:34:50 INFO phaseshift::::casa ########################################## 2024-10-25 08:34:50 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:34:50 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 02:40:24.0001' ) 2024-10-25 08:34:50 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:34:50 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:34:50 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:34:50 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:34:50 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:34:50 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:34:50 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:34:50 INFO MSTransformManager::open Select data 2024-10-25 08:34:50 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 ".". 2024-10-25 08:34:53 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 02:40:24.0001 successfully parsed 2024-10-25 08:34:53 INFO phaseshift::::casa Shift phase center 2024-10-25 08:34:55 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:34:49.854890 End time: 2024-10-25 08:34:54.813290 2024-10-25 08:34:55 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:34:55 INFO phaseshift::::casa ########################################## 2024-10-25 08:34:55 INFO tclean::::casa ########################################## 2024-10-25 08:34:55 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:34:55 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 ) 2024-10-25 08:34:55 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:34:55 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:34:55 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:34:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:34:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:34:55 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:34:55 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:34:55 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:34:55 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:34:55 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:34:55 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:34:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:34:57 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:34:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029443 2024-10-25 08:34:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:34:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:34:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:34:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:34:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:34:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:34:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:34:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:34:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:35:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:35:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:35:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:35:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:35:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:35:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:35:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:35:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:35:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:35:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:35:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:35:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:35:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:35:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:35:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:35:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:35:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:35:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:35:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:35:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:35:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:35:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:35:09 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:35:09 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:35:09 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:35:10 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:35:11 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:35:14 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:34:54.880821 End time: 2024-10-25 08:35:13.566339 2024-10-25 08:35:14 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:35:14 INFO tclean::::casa ########################################## 2024-10-25 08:35:14 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:35:14 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:35:14 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:35:14 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:35:14 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:35:14 2024****** 2024-10-25 08:35:14 INFO ImageFitter::fit+ 2024-10-25 08:35:14 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:35:14 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:35:14 INFO ImageFitter::fit+ --- region: 2024-10-25 08:35:14 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:35:14 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:35:14 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:35:14 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:35:14 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:35:14 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:35:14 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:35:14 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) 2024-10-25 08:35:14 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:35:14 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:35:14 INFO imstat::::casa ########################################## 2024-10-25 08:35:14 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:35:14 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-10-25 08:35:14 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:35:14 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:35:14 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:35:14 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:35:14 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:35:14 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:35:14 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:35:14 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:35:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:35:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:35:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:35:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:35:14 INFO imstat:::: Values --- 2024-10-25 08:35:14 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:35:14 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:35:14 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:35:14 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-10-25 08:35:14 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:35:14 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:35:14 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:35:14 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-10-25 08:35:14 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:35:14 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:35:14 INFO imstat:::: Statistics --- 2024-10-25 08:35:14 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:35:14 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:35:14 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:35:14 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:35:14 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-10-25 08:35:14 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-10-25 08:35:14 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-10-25 08:35:14 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-10-25 08:35:14 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-10-25 08:35:14 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:35:14 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:35:14 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:35:14 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:35:14 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:35:14 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:35:14 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 2024-10-25 08:35:14 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:35:13.647989 End time: 2024-10-25 08:35:13.677187 2024-10-25 08:35:14 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:35:14 INFO imstat::::casa ########################################## 2024-10-25 08:35:14 INFO phaseshift::::casa ########################################## 2024-10-25 08:35:14 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:35:14 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 40.100000528deg' ) 2024-10-25 08:35:14 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:35:14 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:35:14 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:35:14 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:35:14 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:35:14 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:35:14 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:35:14 INFO MSTransformManager::open Select data 2024-10-25 08:35:14 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:35:20 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40.100000528deg successfully parsed 2024-10-25 08:35:20 INFO phaseshift::::casa Shift phase center 2024-10-25 08:35:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:35:13.695661 End time: 2024-10-25 08:35:22.278123 2024-10-25 08:35:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:35:22 INFO phaseshift::::casa ########################################## 2024-10-25 08:35:22 INFO tclean::::casa ########################################## 2024-10-25 08:35:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:35:22 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 ) 2024-10-25 08:35:22 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:35:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:35:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:35:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:35:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:35:23 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:35:23 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:35:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:35:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:35:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:35:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:35:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:35:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:35:24 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028088 2024-10-25 08:35:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:35:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:35:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:35:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:35:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:35:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:35:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:35:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:35:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:35:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:35:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:35:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:35:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:35:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:35:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:35:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:35:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:35:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:35:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:35:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:35:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:35:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:35:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:35:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:35:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:35:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:35:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:35:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:35:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:35:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:35:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:35:36 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:35:36 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:35:36 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:35:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:35:37 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:35:38 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:35:22.345623 End time: 2024-10-25 08:35:38.395581 2024-10-25 08:35:38 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:35:38 INFO tclean::::casa ########################################## 2024-10-25 08:35:38 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:35:38 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:35:38 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:35:38 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:35:38 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:35:38 2024****** 2024-10-25 08:35:38 INFO ImageFitter::fit+ 2024-10-25 08:35:38 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:35:38 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:35:38 INFO ImageFitter::fit+ --- region: 2024-10-25 08:35:38 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:35:38 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:35:38 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:35:38 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:35:38 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:35:38 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:35:38 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:35:38 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-10-25 08:35:38 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:35:38 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:35:38 INFO imstat::::casa ########################################## 2024-10-25 08:35:38 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:35:38 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-10-25 08:35:38 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:35:38 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:35:38 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:35:38 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:35:38 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:35:38 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:35:38 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:35:38 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:35:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:35:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:35:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:35:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:35:38 INFO imstat:::: Values --- 2024-10-25 08:35:38 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:35:38 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:35:38 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:35:38 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-10-25 08:35:38 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:35:38 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:35:38 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:35:38 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-10-25 08:35:38 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:35:38 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:35:38 INFO imstat:::: Statistics --- 2024-10-25 08:35:38 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:35:38 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:35:38 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:35:38 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:35:38 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-10-25 08:35:38 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-10-25 08:35:38 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-10-25 08:35:38 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-10-25 08:35:38 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-10-25 08:35:38 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:35:38 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:35:38 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:35:38 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:35:38 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:35:38 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:35:38 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 2024-10-25 08:35:38 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:35:38.468589 End time: 2024-10-25 08:35:38.496677 2024-10-25 08:35:38 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:35:38 INFO imstat::::casa ########################################## 2024-10-25 08:35:39 INFO phaseshift::::casa ########################################## 2024-10-25 08:35:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:35:39 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 0.699877039rad' ) 2024-10-25 08:35:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:35:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:35:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:35:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:35:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:35:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:35:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:35:39 INFO MSTransformManager::open Select data 2024-10-25 08:35:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:35:43 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 0.699877039rad successfully parsed 2024-10-25 08:35:43 INFO phaseshift::::casa Shift phase center 2024-10-25 08:35:45 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:35:38.513856 End time: 2024-10-25 08:35:45.236436 2024-10-25 08:35:45 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:35:45 INFO phaseshift::::casa ########################################## 2024-10-25 08:35:45 INFO tclean::::casa ########################################## 2024-10-25 08:35:45 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:35:45 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 ) 2024-10-25 08:35:45 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:35:45 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:35:45 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:35:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:35:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:35:45 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:35:45 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:35:45 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:35:45 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:35:45 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:35:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:35:45 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:35:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:35:49 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024038 2024-10-25 08:35:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:35:49 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:35:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:35:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:35:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:35:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:35:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:35:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:35:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:35:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:35:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:35:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:35:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:35:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:35:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:35:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:35:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:35:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:35:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:35:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:35:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:35:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:35:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:35:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:36:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:36:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:36:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:36:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:36:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:36:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:36:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:36:03 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:36:03 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:36:03 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:36:04 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:36:05 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:36:06 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:35:45.305952 End time: 2024-10-25 08:36:06.474398 2024-10-25 08:36:06 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:36:06 INFO tclean::::casa ########################################## 2024-10-25 08:36:07 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:36:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:36:07 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) 2024-10-25 08:36:07 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:36:07 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:36:07 2024****** 2024-10-25 08:36:07 INFO ImageFitter::fit+ 2024-10-25 08:36:07 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:36:07 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:36:07 INFO ImageFitter::fit+ --- region: 2024-10-25 08:36:07 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:36:07 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:36:07 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:36:07 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:36:07 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:36:07 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:36:07 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:36:07 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) 2024-10-25 08:36:07 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:36:07 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:36:07 INFO imstat::::casa ########################################## 2024-10-25 08:36:07 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:36:07 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 ) 2024-10-25 08:36:07 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:36:07 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:36:07 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:36:07 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:36:07 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:36:07 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) 2024-10-25 08:36:07 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:36:07 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:36:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:36:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:36:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:36:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:36:07 INFO imstat:::: Values --- 2024-10-25 08:36:07 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:36:07 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:36:07 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:36:07 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-10-25 08:36:07 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:36:07 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:36:07 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:36:07 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-10-25 08:36:07 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:36:07 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:36:07 INFO imstat:::: Statistics --- 2024-10-25 08:36:07 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:36:07 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:36:07 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:36:07 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:36:07 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-10-25 08:36:07 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-10-25 08:36:07 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-10-25 08:36:07 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-10-25 08:36:07 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-10-25 08:36:07 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:36:07 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:36:07 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:36:07 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:36:07 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:36:07 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:36:07 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 2024-10-25 08:36:07 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:36:06.565776 End time: 2024-10-25 08:36:06.597382 2024-10-25 08:36:07 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:36:07 INFO imstat::::casa ########################################## 2024-10-25 08:36:07 INFO phaseshift::::casa ########################################## 2024-10-25 08:36:07 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:36:07 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 5.209080451rad 40d06m0.0019' ) 2024-10-25 08:36:07 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:36:07 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:36:07 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:36:07 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:36:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:36:07 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:36:07 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:36:07 INFO MSTransformManager::open Select data 2024-10-25 08:36:07 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:36:10 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40d06m0.0019 successfully parsed 2024-10-25 08:36:10 INFO phaseshift::::casa Shift phase center 2024-10-25 08:36:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:36:06.616611 End time: 2024-10-25 08:36:11.395680 2024-10-25 08:36:11 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:36:11 INFO phaseshift::::casa ########################################## 2024-10-25 08:36:11 INFO tclean::::casa ########################################## 2024-10-25 08:36:11 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:36:11 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 ) 2024-10-25 08:36:11 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:36:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:36:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:36:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:36:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:36:12 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:36:12 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:36:12 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:36:12 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:36:12 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:36:12 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:36:12 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:36:14 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:36:14 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026252 2024-10-25 08:36:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:36:14 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:36:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:36:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:36:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:36:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:36:16 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:36:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:36:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:36:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:36:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:36:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:36:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:36:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:36:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:36:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:36:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:36:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:36:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:36:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:36:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:36:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:36:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:36:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:36:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:36:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:36:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:36:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:36:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:36:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:36:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:36:22 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:36:22 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:36:22 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:36:24 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:36:24 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:36:26 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:36:11.462910 End time: 2024-10-25 08:36:25.870096 2024-10-25 08:36:26 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:36:26 INFO tclean::::casa ########################################## 2024-10-25 08:36:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:36:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:36:26 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) 2024-10-25 08:36:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:36:26 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:36:26 2024****** 2024-10-25 08:36:26 INFO ImageFitter::fit+ 2024-10-25 08:36:26 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:36:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:36:26 INFO ImageFitter::fit+ --- region: 2024-10-25 08:36:26 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:36:26 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:36:26 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:36:26 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:36:26 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:36:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:36:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:36:26 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) 2024-10-25 08:36:26 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:36:26 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:36:26 INFO imstat::::casa ########################################## 2024-10-25 08:36:26 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:36:26 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 ) 2024-10-25 08:36:26 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:36:26 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:36:26 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:36:26 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:36:26 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:36:26 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) 2024-10-25 08:36:26 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:36:26 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:36:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:36:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:36:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:36:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:36:26 INFO imstat:::: Values --- 2024-10-25 08:36:26 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:36:26 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:36:26 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:36:26 INFO imstat:::: -- minimum value [min]: -7.77984e-05 Jy/beam 2024-10-25 08:36:26 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:36:26 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:36:26 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:36:26 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-10-25 08:36:26 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:36:26 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:36:26 INFO imstat:::: Statistics --- 2024-10-25 08:36:26 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:36:26 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:36:26 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:36:26 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:36:26 INFO imstat:::: -- Median of the pixel values [median]: -1.86704e-05 Jy/beam 2024-10-25 08:36:26 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7365e-05 Jy/beam 2024-10-25 08:36:26 INFO imstat:::: -- IQR [quartile]: 3.56348e-05 Jy/beam 2024-10-25 08:36:26 INFO imstat:::: -- First quartile [q1]: -3.45131e-05 Jy/beam 2024-10-25 08:36:26 INFO imstat:::: -- Third quartile [q3]: 1.12172e-06 Jy/beam 2024-10-25 08:36:26 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:36:26 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:36:26 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:36:26 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:36:26 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:36:26 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:36:26 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 2024-10-25 08:36:26 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:36:25.948260 End time: 2024-10-25 08:36:25.980620 2024-10-25 08:36:26 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:36:26 INFO imstat::::casa ########################################## 2024-10-25 08:36:26 INFO phaseshift::::casa ########################################## 2024-10-25 08:36:26 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:36:26 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 5.209080451rad 02:40:24.0001' ) 2024-10-25 08:36:26 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:36:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:36:26 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:36:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:36:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:36:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:36:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:36:26 INFO MSTransformManager::open Select data 2024-10-25 08:36:26 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 ".". 2024-10-25 08:36:30 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 02:40:24.0001 successfully parsed 2024-10-25 08:36:30 INFO phaseshift::::casa Shift phase center 2024-10-25 08:36:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:36:26.000247 End time: 2024-10-25 08:36:33.248047 2024-10-25 08:36:33 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:36:33 INFO phaseshift::::casa ########################################## 2024-10-25 08:36:33 INFO tclean::::casa ########################################## 2024-10-25 08:36:33 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:36:33 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 ) 2024-10-25 08:36:33 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:36:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:36:33 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:36:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:36:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:36:33 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:36:33 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:36:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:36:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:36:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:36:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:36:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:36:35 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:36:35 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029316 2024-10-25 08:36:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:36:35 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:36:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:36:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:36:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:36:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:36:38 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:36:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:36:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:36:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:36:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:36:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:36:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:36:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:36:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:36:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:36:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:36:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:36:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:36:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:36:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:36:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:36:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:36:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:36:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:36:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:36:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:36:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:36:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:36:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:36:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:36:46 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:36:46 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:36:46 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:36:48 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:36:48 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:36:49 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:36:33.319126 End time: 2024-10-25 08:36:49.443273 2024-10-25 08:36:49 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:36:49 INFO tclean::::casa ########################################## 2024-10-25 08:36:49 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:36:49 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:36:49 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) 2024-10-25 08:36:49 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:36:49 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:36:49 2024****** 2024-10-25 08:36:49 INFO ImageFitter::fit+ 2024-10-25 08:36:49 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:36:49 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:36:49 INFO ImageFitter::fit+ --- region: 2024-10-25 08:36:49 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:36:49 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:36:49 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:36:49 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:36:49 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:36:49 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:36:49 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:36:49 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) 2024-10-25 08:36:50 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116894 Jy 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126508 Jy 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:36:50 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:36:50 INFO imstat::::casa ########################################## 2024-10-25 08:36:50 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:36:50 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-10-25 08:36:50 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:36:50 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:36:50 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:36:50 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:36:50 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:36:50 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:36:50 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:36:50 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:36:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:36:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:36:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:36:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:36:50 INFO imstat:::: Values --- 2024-10-25 08:36:50 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:36:50 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:36:50 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:36:50 INFO imstat:::: -- minimum value [min]: -7.78076e-05 Jy/beam 2024-10-25 08:36:50 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:36:50 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:36:50 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:36:50 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-10-25 08:36:50 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:36:50 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:36:50 INFO imstat:::: Statistics --- 2024-10-25 08:36:50 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:36:50 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:36:50 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:36:50 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:36:50 INFO imstat:::: -- Median of the pixel values [median]: -1.86848e-05 Jy/beam 2024-10-25 08:36:50 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73951e-05 Jy/beam 2024-10-25 08:36:50 INFO imstat:::: -- IQR [quartile]: 3.56676e-05 Jy/beam 2024-10-25 08:36:50 INFO imstat:::: -- First quartile [q1]: -3.45186e-05 Jy/beam 2024-10-25 08:36:50 INFO imstat:::: -- Third quartile [q3]: 1.14894e-06 Jy/beam 2024-10-25 08:36:50 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:36:50 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:36:50 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:36:50 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:36:50 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:36:50 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:36:50 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 2024-10-25 08:36:50 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:36:49.522003 End time: 2024-10-25 08:36:49.551706 2024-10-25 08:36:50 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:36:50 INFO imstat::::casa ########################################## 2024-10-25 08:36:50 INFO phaseshift::::casa ########################################## 2024-10-25 08:36:50 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:36:50 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 40.100000528deg' ) 2024-10-25 08:36:50 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:36:50 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:36:50 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:36:50 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:36:50 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:36:50 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:36:50 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:36:50 INFO MSTransformManager::open Select data 2024-10-25 08:36:50 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:36:55 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40.100000528deg successfully parsed 2024-10-25 08:36:55 INFO phaseshift::::casa Shift phase center 2024-10-25 08:36:57 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:36:49.567709 End time: 2024-10-25 08:36:56.821338 2024-10-25 08:36:57 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:36:57 INFO phaseshift::::casa ########################################## 2024-10-25 08:36:57 INFO tclean::::casa ########################################## 2024-10-25 08:36:57 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:36:57 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 ) 2024-10-25 08:36:57 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:36:57 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:36:57 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:36:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:36:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:36:57 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:36:57 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:36:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:36:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:36:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:36:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:36:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:37:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:37:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029639 2024-10-25 08:37:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:37:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:37:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:37:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:37:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:37:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:37:03 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:37:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:37:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:37:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:37:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:37:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:37:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:37:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:37:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:37:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:37:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:37:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:37:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:37:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:37:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:37:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:37:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:37:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:37:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:37:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:37:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:37:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:37:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:37:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:37:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:37:11 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:37:11 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:37:11 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:37:12 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:37:12 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:37:14 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:36:56.893130 End time: 2024-10-25 08:37:13.725481 2024-10-25 08:37:14 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:37:14 INFO tclean::::casa ########################################## 2024-10-25 08:37:14 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:37:14 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:37:14 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:37:14 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:37:14 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:37:14 2024****** 2024-10-25 08:37:14 INFO ImageFitter::fit+ 2024-10-25 08:37:14 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:37:14 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:37:14 INFO ImageFitter::fit+ --- region: 2024-10-25 08:37:14 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:37:14 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:37:14 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:37:14 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:37:14 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:37:14 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:37:14 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:37:14 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-10-25 08:37:14 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116882 Jy 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:37:14 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:37:14 INFO imstat::::casa ########################################## 2024-10-25 08:37:14 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:37:14 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-10-25 08:37:14 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:37:14 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:37:14 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:37:14 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:37:14 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:37:14 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:37:14 INFO imstat:::: Values --- 2024-10-25 08:37:14 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:37:14 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:37:14 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:37:14 INFO imstat:::: -- minimum value [min]: -7.77982e-05 Jy/beam 2024-10-25 08:37:14 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:37:14 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:37:14 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:37:14 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-10-25 08:37:14 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:37:14 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:37:14 INFO imstat:::: Statistics --- 2024-10-25 08:37:14 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:37:14 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:37:14 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:37:14 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:37:14 INFO imstat:::: -- Median of the pixel values [median]: -1.86711e-05 Jy/beam 2024-10-25 08:37:14 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73646e-05 Jy/beam 2024-10-25 08:37:14 INFO imstat:::: -- IQR [quartile]: 3.56367e-05 Jy/beam 2024-10-25 08:37:14 INFO imstat:::: -- First quartile [q1]: -3.45138e-05 Jy/beam 2024-10-25 08:37:14 INFO imstat:::: -- Third quartile [q3]: 1.12291e-06 Jy/beam 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:37:14 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779823e-05 4.999996e+00 2024-10-25 08:37:14 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:37:13.808921 End time: 2024-10-25 08:37:13.841399 2024-10-25 08:37:14 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:37:14 INFO imstat::::casa ########################################## 2024-10-25 08:37:14 INFO phaseshift::::casa ########################################## 2024-10-25 08:37:14 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:37:14 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 0.699877039rad' ) 2024-10-25 08:37:14 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:37:14 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:37:14 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:37:14 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:37:14 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:37:14 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:37:14 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:37:14 INFO MSTransformManager::open Select data 2024-10-25 08:37:14 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:37:17 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 0.699877039rad successfully parsed 2024-10-25 08:37:17 INFO phaseshift::::casa Shift phase center 2024-10-25 08:37:18 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:37:13.863628 End time: 2024-10-25 08:37:18.287485 2024-10-25 08:37:18 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:37:18 INFO phaseshift::::casa ########################################## 2024-10-25 08:37:18 INFO tclean::::casa ########################################## 2024-10-25 08:37:18 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:37:18 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 ) 2024-10-25 08:37:18 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:37:18 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:37:18 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:37:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:37:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:37:19 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:37:19 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:37:19 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:37:19 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:37:19 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:37:19 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:37:19 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:37:20 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:37:20 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025417 2024-10-25 08:37:20 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:37:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:37:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:37:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:37:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:37:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:37:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:37:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:37:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:37:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:37:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:37:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:37:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:37:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:37:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:37:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:37:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:37:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:37:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:37:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374443277716637, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:37:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:37:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:37:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:37:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:37:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:37:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852561634033918, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:37:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:37:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:37:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:37:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:37:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:37:29 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:37:29 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:37:29 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:37:30 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:37:30 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:37:32 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:37:18.360402 End time: 2024-10-25 08:37:32.018304 2024-10-25 08:37:32 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:37:32 INFO tclean::::casa ########################################## 2024-10-25 08:37:32 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:37:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:37:32 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) 2024-10-25 08:37:32 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:37:32 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:37:32 2024****** 2024-10-25 08:37:32 INFO ImageFitter::fit+ 2024-10-25 08:37:32 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:37:32 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:37:32 INFO ImageFitter::fit+ --- region: 2024-10-25 08:37:32 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:37:32 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:37:32 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:37:32 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:37:32 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:37:32 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:37:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:37:32 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) 2024-10-25 08:37:32 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:37:32 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:37:32 INFO imstat::::casa ########################################## 2024-10-25 08:37:32 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:37:32 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 ) 2024-10-25 08:37:32 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:37:32 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:37:32 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:37:32 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:37:32 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:37:32 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) 2024-10-25 08:37:32 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:37:32 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:37:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:37:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:37:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:37:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:37:32 INFO imstat:::: Values --- 2024-10-25 08:37:32 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:37:32 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:37:32 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:37:32 INFO imstat:::: -- minimum value [min]: -7.77898e-05 Jy/beam 2024-10-25 08:37:32 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:37:32 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:37:32 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:37:32 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-10-25 08:37:32 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:37:32 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:37:32 INFO imstat:::: Statistics --- 2024-10-25 08:37:32 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:37:32 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:37:32 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:37:32 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:37:32 INFO imstat:::: -- Median of the pixel values [median]: -1.86769e-05 Jy/beam 2024-10-25 08:37:32 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73662e-05 Jy/beam 2024-10-25 08:37:32 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam 2024-10-25 08:37:32 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-10-25 08:37:32 INFO imstat:::: -- Third quartile [q3]: 1.1187e-06 Jy/beam 2024-10-25 08:37:32 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:37:32 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:37:32 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:37:32 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:37:32 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:37:32 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:37:32 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 2024-10-25 08:37:32 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:37:32.111692 End time: 2024-10-25 08:37:32.145586 2024-10-25 08:37:32 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:37:32 INFO imstat::::casa ########################################## 2024-10-25 08:37:32 INFO phaseshift::::casa ########################################## 2024-10-25 08:37:32 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:37:32 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 +006d21m09.7433' ) 2024-10-25 08:37:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:37:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:37:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:37:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:37:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:37:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:37:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:37:32 INFO MSTransformManager::open Select data 2024-10-25 08:37:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:37:37 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 +006d21m09.7433 successfully parsed 2024-10-25 08:37:37 INFO phaseshift::::casa Shift phase center 2024-10-25 08:37:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:37:32.166049 End time: 2024-10-25 08:37:38.677552 2024-10-25 08:37:39 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:37:39 INFO phaseshift::::casa ########################################## 2024-10-25 08:37:39 INFO tclean::::casa ########################################## 2024-10-25 08:37:39 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:37:39 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 ) 2024-10-25 08:37:39 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:37:39 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:37:39 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:37:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:37:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:37:39 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:37:39 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:37:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:37:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:37:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:37:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:37:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:37:40 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:37:40 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026155 2024-10-25 08:37:40 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:37:40 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:37:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:37:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:37:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:37:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:37:45 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:37:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:37:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:37:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:37:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:37:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:37:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:37:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:37:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:37:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:37:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:37:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:37:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:37:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:37:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:37:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:37:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:37:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:37:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:37:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:37:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:37:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:37:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:37:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:37:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:37:54 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:37:54 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:37:54 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:37:57 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:37:57 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:37:59 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:37:38.724316 End time: 2024-10-25 08:37:59.267323 2024-10-25 08:37:59 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:37:59 INFO tclean::::casa ########################################## 2024-10-25 08:37:59 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:37:59 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:37:59 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:37:59 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:37:59 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:37:59 2024****** 2024-10-25 08:37:59 INFO ImageFitter::fit+ 2024-10-25 08:37:59 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:37:59 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:37:59 INFO ImageFitter::fit+ --- region: 2024-10-25 08:37:59 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:37:59 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:37:59 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:37:59 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:37:59 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:37:59 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:37:59 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:37:59 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-10-25 08:37:59 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:37:59 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:37:59 INFO imstat::::casa ########################################## 2024-10-25 08:37:59 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:37:59 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-10-25 08:37:59 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:37:59 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:37:59 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:37:59 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:37:59 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:37:59 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:37:59 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:37:59 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:37:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:37:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:37:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:37:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:37:59 INFO imstat:::: Values --- 2024-10-25 08:37:59 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:37:59 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:37:59 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:37:59 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam 2024-10-25 08:37:59 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:37:59 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:37:59 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:37:59 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:37:59 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:37:59 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:37:59 INFO imstat:::: Statistics --- 2024-10-25 08:37:59 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:37:59 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:37:59 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:37:59 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:37:59 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam 2024-10-25 08:37:59 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam 2024-10-25 08:37:59 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam 2024-10-25 08:37:59 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam 2024-10-25 08:37:59 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam 2024-10-25 08:37:59 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:37:59 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:37:59 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:37:59 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:37:59 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:37:59 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:37:59 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 2024-10-25 08:37:59 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:37:59.328792 End time: 2024-10-25 08:37:59.356799 2024-10-25 08:37:59 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:37:59 INFO imstat::::casa ########################################## 2024-10-25 08:37:59 INFO phaseshift::::casa ########################################## 2024-10-25 08:37:59 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:37:59 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 00:25:24.6496' ) 2024-10-25 08:37:59 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:37:59 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:37:59 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:37:59 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:37:59 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:37:59 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:37:59 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:37:59 INFO MSTransformManager::open Select data 2024-10-25 08:37:59 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 ".". 2024-10-25 08:38:03 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 00:25:24.6496 successfully parsed 2024-10-25 08:38:03 INFO phaseshift::::casa Shift phase center 2024-10-25 08:38:06 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:37:59.369713 End time: 2024-10-25 08:38:05.735699 2024-10-25 08:38:06 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:38:06 INFO phaseshift::::casa ########################################## 2024-10-25 08:38:06 INFO tclean::::casa ########################################## 2024-10-25 08:38:06 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:38:06 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 ) 2024-10-25 08:38:06 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:38:06 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:38:06 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:38:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:38:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:38:06 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:38:06 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:38:06 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:38:06 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:38:06 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:38:06 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:38:06 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:38:08 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:38:08 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018345 2024-10-25 08:38:08 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:38:08 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:38:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:38:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:38:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:38:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:38:11 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:38:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:38:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:38:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:38:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:38:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:38:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:38:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:38:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:38:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:38:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:38:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:38:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:38:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:38:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:38:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:38:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:38:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:38:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:38:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:38:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:38:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:38:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:38:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:38:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:38:18 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:38:18 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:38:18 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:38:19 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:38:19 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:38:21 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:38:05.811899 End time: 2024-10-25 08:38:20.727776 2024-10-25 08:38:21 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:38:21 INFO tclean::::casa ########################################## 2024-10-25 08:38:21 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:38:21 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:38:21 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) 2024-10-25 08:38:21 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:38:21 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:38:21 2024****** 2024-10-25 08:38:21 INFO ImageFitter::fit+ 2024-10-25 08:38:21 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:38:21 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:38:21 INFO ImageFitter::fit+ --- region: 2024-10-25 08:38:21 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:38:21 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:38:21 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:38:21 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:38:21 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:38:21 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:38:21 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:38:21 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) 2024-10-25 08:38:21 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:38:21 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:38:21 INFO imstat::::casa ########################################## 2024-10-25 08:38:21 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:38:21 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 ) 2024-10-25 08:38:21 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:38:21 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:38:21 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:38:21 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:38:21 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:38:21 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) 2024-10-25 08:38:21 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:38:21 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:38:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:38:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:38:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-10-25 08:38:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-10-25 08:38:21 INFO imstat:::: Values --- 2024-10-25 08:38:21 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:38:21 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:38:21 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:38:21 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam 2024-10-25 08:38:21 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:38:21 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:38:21 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:38:21 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:38:21 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:38:21 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:38:21 INFO imstat:::: Statistics --- 2024-10-25 08:38:21 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:38:21 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:38:21 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:38:21 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:38:21 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam 2024-10-25 08:38:21 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam 2024-10-25 08:38:21 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam 2024-10-25 08:38:21 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam 2024-10-25 08:38:21 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam 2024-10-25 08:38:21 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:38:21 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:38:21 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:38:21 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:38:21 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:38:21 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:38:21 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 2024-10-25 08:38:21 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:38:20.805394 End time: 2024-10-25 08:38:20.829931 2024-10-25 08:38:21 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:38:21 INFO imstat::::casa ########################################## 2024-10-25 08:38:21 INFO phaseshift::::casa ########################################## 2024-10-25 08:38:21 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:38:21 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 05h00m21.5326 6.352706472deg' ) 2024-10-25 08:38:21 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:38:21 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:38:21 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:38:21 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:38:21 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:38:21 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:38:21 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:38:21 INFO MSTransformManager::open Select data 2024-10-25 08:38:21 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:38:25 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 6.352706472deg successfully parsed 2024-10-25 08:38:25 INFO phaseshift::::casa Shift phase center 2024-10-25 08:38:27 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:38:20.846520 End time: 2024-10-25 08:38:26.762547 2024-10-25 08:38:27 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:38:27 INFO phaseshift::::casa ########################################## 2024-10-25 08:38:27 INFO tclean::::casa ########################################## 2024-10-25 08:38:27 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:38:27 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 ) 2024-10-25 08:38:27 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:38:27 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:38:27 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:38:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:38:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:38:27 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:38:27 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:38:27 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:38:27 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:38:27 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:38:27 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:38:27 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:38:29 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:38:29 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.0253 2024-10-25 08:38:29 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:38:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:38:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:38:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:38:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:38:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:38:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:38:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:38:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:38:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:38:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:38:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:38:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:38:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:38:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:38:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:38:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:38:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:38:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:38:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:38:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:38:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:38:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:38:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:38:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:38:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:38:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:38:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:38:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:38:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:38:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:38:41 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:38:41 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:38:41 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:38:42 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:38:42 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:38:44 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:38:26.827030 End time: 2024-10-25 08:38:44.185337 2024-10-25 08:38:44 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:38:44 INFO tclean::::casa ########################################## 2024-10-25 08:38:44 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:38:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:38:44 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) 2024-10-25 08:38:44 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:38:44 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:38:44 2024****** 2024-10-25 08:38:44 INFO ImageFitter::fit+ 2024-10-25 08:38:44 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:38:44 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:38:44 INFO ImageFitter::fit+ --- region: 2024-10-25 08:38:44 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:38:44 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:38:44 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:38:44 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:38:44 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:38:44 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:38:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:38:44 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) 2024-10-25 08:38:44 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:38:44 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:38:44 INFO imstat::::casa ########################################## 2024-10-25 08:38:44 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:38:44 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 ) 2024-10-25 08:38:44 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:38:44 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:38:44 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:38:44 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:38:44 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:38:44 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) 2024-10-25 08:38:44 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:38:44 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:38:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:38:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:38:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:38:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:38:44 INFO imstat:::: Values --- 2024-10-25 08:38:44 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:38:44 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:38:44 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:38:44 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam 2024-10-25 08:38:44 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:38:44 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:38:44 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:38:44 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:38:44 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:38:44 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:38:44 INFO imstat:::: Statistics --- 2024-10-25 08:38:44 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:38:44 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:38:44 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:38:44 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:38:44 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-10-25 08:38:44 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam 2024-10-25 08:38:44 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam 2024-10-25 08:38:44 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam 2024-10-25 08:38:44 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam 2024-10-25 08:38:44 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:38:44 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:38:44 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:38:44 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:38:44 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:38:44 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:38:44 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 2024-10-25 08:38:44 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:38:44.269910 End time: 2024-10-25 08:38:44.298477 2024-10-25 08:38:44 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:38:44 INFO imstat::::casa ########################################## 2024-10-25 08:38:44 INFO phaseshift::::casa ########################################## 2024-10-25 08:38:44 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:38:44 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 05h00m21.5326 0.110875644rad' ) 2024-10-25 08:38:44 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:38:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:38:44 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:38:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:38:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:38:44 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:38:44 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:38:44 INFO MSTransformManager::open Select data 2024-10-25 08:38:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:38:48 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 0.110875644rad successfully parsed 2024-10-25 08:38:48 INFO phaseshift::::casa Shift phase center 2024-10-25 08:38:50 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:38:44.316542 End time: 2024-10-25 08:38:49.632917 2024-10-25 08:38:50 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:38:50 INFO phaseshift::::casa ########################################## 2024-10-25 08:38:50 INFO tclean::::casa ########################################## 2024-10-25 08:38:50 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:38:50 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-10-25 08:38:50 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:38:50 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:38:50 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:38:50 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:38:50 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:38:50 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:38:50 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:38:50 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:38:50 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:38:50 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:38:50 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:38:50 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:38:51 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:38:51 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02707 2024-10-25 08:38:51 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:38:51 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:38:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:38:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:38:54 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:38:54 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:38:54 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:38:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:38:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:38:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:38:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:38:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:38:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:38:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:38:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:38:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:38:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:38:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:38:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:38:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:38:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:38:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:38:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:38:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:38:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:38:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:38:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:39:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:39:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:39:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:39:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:39:00 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:39:00 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:39:00 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:39:01 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:39:02 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:39:03 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:38:49.688926 End time: 2024-10-25 08:39:02.666091 2024-10-25 08:39:03 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:39:03 INFO tclean::::casa ########################################## 2024-10-25 08:39:03 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:39:03 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:39:03 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) 2024-10-25 08:39:03 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:39:03 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:39:03 2024****** 2024-10-25 08:39:03 INFO ImageFitter::fit+ 2024-10-25 08:39:03 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:39:03 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:39:03 INFO ImageFitter::fit+ --- region: 2024-10-25 08:39:03 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:39:03 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:39:03 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:39:03 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:39:03 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:39:03 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:39:03 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:39:03 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) 2024-10-25 08:39:03 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:39:03 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:39:03 INFO imstat::::casa ########################################## 2024-10-25 08:39:03 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:39:03 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 ) 2024-10-25 08:39:03 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:39:03 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:39:03 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:39:03 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:39:03 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:39:03 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) 2024-10-25 08:39:03 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:39:03 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:39:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:39:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:39:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:39:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:39:03 INFO imstat:::: Values --- 2024-10-25 08:39:03 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:39:03 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:39:03 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:39:03 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam 2024-10-25 08:39:03 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:39:03 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:39:03 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:39:03 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-10-25 08:39:03 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:39:03 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:39:03 INFO imstat:::: Statistics --- 2024-10-25 08:39:03 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:39:03 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:39:03 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:39:03 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:39:03 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-10-25 08:39:03 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam 2024-10-25 08:39:03 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam 2024-10-25 08:39:03 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam 2024-10-25 08:39:03 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam 2024-10-25 08:39:03 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:39:03 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:39:03 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:39:03 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:39:03 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:39:03 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:39:03 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 2024-10-25 08:39:03 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:39:02.752781 End time: 2024-10-25 08:39:02.785993 2024-10-25 08:39:03 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:39:03 INFO imstat::::casa ########################################## 2024-10-25 08:39:03 INFO phaseshift::::casa ########################################## 2024-10-25 08:39:03 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:39:03 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' ) 2024-10-25 08:39:03 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:39:03 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:39:03 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:39:03 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:39:03 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:39:03 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:39:03 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:39:03 INFO MSTransformManager::open Select data 2024-10-25 08:39:03 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:39:05 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 +006d21m09.7433 successfully parsed 2024-10-25 08:39:05 INFO phaseshift::::casa Shift phase center 2024-10-25 08:39:06 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:39:02.806675 End time: 2024-10-25 08:39:06.384457 2024-10-25 08:39:06 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:39:06 INFO phaseshift::::casa ########################################## 2024-10-25 08:39:06 INFO tclean::::casa ########################################## 2024-10-25 08:39:06 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:39:06 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 ) 2024-10-25 08:39:06 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:39:06 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:39:06 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:39:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:39:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:39:07 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:39:07 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:39:07 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:39:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:39:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:39:07 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:39:07 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:39:08 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:39:08 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025445 2024-10-25 08:39:08 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:39:08 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:39:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:39:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:39:10 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:39:10 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:39:10 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:39:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:39:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:39:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:39:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:39:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:39:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:39:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:39:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:39:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:39:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:39:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:39:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:39:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:39:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:39:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:39:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:39:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:39:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:39:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:39:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:39:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:39:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:39:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:39:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:39:18 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:39:18 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:39:18 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:39:19 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:39:19 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:39:20 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:39:06.451771 End time: 2024-10-25 08:39:20.260676 2024-10-25 08:39:20 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:39:20 INFO tclean::::casa ########################################## 2024-10-25 08:39:20 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:39:20 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:39:20 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) 2024-10-25 08:39:20 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:39:20 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:39:20 2024****** 2024-10-25 08:39:20 INFO ImageFitter::fit+ 2024-10-25 08:39:20 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:39:20 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:39:20 INFO ImageFitter::fit+ --- region: 2024-10-25 08:39:20 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:39:20 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:39:20 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:39:20 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:39:20 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:39:20 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:39:20 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:39:20 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) 2024-10-25 08:39:20 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:39:20 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:39:20 INFO imstat::::casa ########################################## 2024-10-25 08:39:20 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:39:20 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 ) 2024-10-25 08:39:20 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:39:20 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:39:20 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:39:20 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:39:20 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:39:20 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) 2024-10-25 08:39:20 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:39:20 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:39:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:39:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:39:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:39:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:39:20 INFO imstat:::: Values --- 2024-10-25 08:39:20 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:39:20 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:39:20 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:39:20 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam 2024-10-25 08:39:20 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:39:20 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:39:20 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:39:20 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:39:20 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:39:20 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:39:20 INFO imstat:::: Statistics --- 2024-10-25 08:39:20 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:39:20 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:39:20 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:39:20 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:39:20 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam 2024-10-25 08:39:20 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam 2024-10-25 08:39:20 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam 2024-10-25 08:39:20 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam 2024-10-25 08:39:20 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam 2024-10-25 08:39:20 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:39:20 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:39:20 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:39:20 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:39:20 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:39:20 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:39:20 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 2024-10-25 08:39:20 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:39:20.343190 End time: 2024-10-25 08:39:20.371590 2024-10-25 08:39:20 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:39:20 INFO imstat::::casa ########################################## 2024-10-25 08:39:20 INFO phaseshift::::casa ########################################## 2024-10-25 08:39:20 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:39:20 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 00:25:24.6496' ) 2024-10-25 08:39:20 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:39:20 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:39:20 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:39:20 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:39:20 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:39:20 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:39:20 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:39:20 INFO MSTransformManager::open Select data 2024-10-25 08:39:20 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 ".". 2024-10-25 08:39:23 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 00:25:24.6496 successfully parsed 2024-10-25 08:39:23 INFO phaseshift::::casa Shift phase center 2024-10-25 08:39:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:39:20.389778 End time: 2024-10-25 08:39:25.351571 2024-10-25 08:39:25 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:39:25 INFO phaseshift::::casa ########################################## 2024-10-25 08:39:25 INFO tclean::::casa ########################################## 2024-10-25 08:39:25 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:39:25 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 ) 2024-10-25 08:39:25 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:39:25 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:39:25 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:39:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:39:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:39:26 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:39:26 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:39:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:39:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:39:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:39:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:39:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:39:27 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:39:27 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027262 2024-10-25 08:39:27 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:39:27 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:39:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:39:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:39:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:39:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:39:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:39:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:39:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:39:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:39:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:39:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:39:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:39:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:39:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:39:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:39:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:39:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:39:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:39:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:39:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:39:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:39:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:39:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:39:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:39:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:39:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:39:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:39:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:39:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:39:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:39:37 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:39:37 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:39:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:39:38 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:39:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:39:40 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:39:25.413721 End time: 2024-10-25 08:39:39.499656 2024-10-25 08:39:40 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:39:40 INFO tclean::::casa ########################################## 2024-10-25 08:39:40 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:39:40 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:39:40 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:39:40 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:39:40 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:39:40 2024****** 2024-10-25 08:39:40 INFO ImageFitter::fit+ 2024-10-25 08:39:40 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:39:40 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:39:40 INFO ImageFitter::fit+ --- region: 2024-10-25 08:39:40 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:39:40 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:39:40 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:39:40 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:39:40 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:39:40 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:39:40 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:39:40 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) 2024-10-25 08:39:40 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:39:40 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:39:40 INFO imstat::::casa ########################################## 2024-10-25 08:39:40 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:39:40 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-10-25 08:39:40 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:39:40 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:39:40 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:39:40 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:39:40 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:39:40 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) 2024-10-25 08:39:40 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:39:40 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:39:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:39:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:39:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-10-25 08:39:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-10-25 08:39:40 INFO imstat:::: Values --- 2024-10-25 08:39:40 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:39:40 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:39:40 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:39:40 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam 2024-10-25 08:39:40 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:39:40 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:39:40 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:39:40 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:39:40 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:39:40 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:39:40 INFO imstat:::: Statistics --- 2024-10-25 08:39:40 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:39:40 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:39:40 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:39:40 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:39:40 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam 2024-10-25 08:39:40 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam 2024-10-25 08:39:40 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam 2024-10-25 08:39:40 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam 2024-10-25 08:39:40 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam 2024-10-25 08:39:40 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:39:40 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:39:40 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:39:40 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:39:40 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:39:40 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:39:40 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 2024-10-25 08:39:40 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:39:39.550755 End time: 2024-10-25 08:39:39.572232 2024-10-25 08:39:40 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:39:40 INFO imstat::::casa ########################################## 2024-10-25 08:39:40 INFO phaseshift::::casa ########################################## 2024-10-25 08:39:40 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:39:40 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 6.352706472deg' ) 2024-10-25 08:39:40 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:39:40 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:39:40 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:39:40 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:39:40 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:39:40 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:39:40 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:39:40 INFO MSTransformManager::open Select data 2024-10-25 08:39:40 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:39:44 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 6.352706472deg successfully parsed 2024-10-25 08:39:44 INFO phaseshift::::casa Shift phase center 2024-10-25 08:39:47 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:39:39.586824 End time: 2024-10-25 08:39:46.847201 2024-10-25 08:39:47 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:39:47 INFO phaseshift::::casa ########################################## 2024-10-25 08:39:47 INFO tclean::::casa ########################################## 2024-10-25 08:39:47 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:39:47 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 ) 2024-10-25 08:39:47 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:39:47 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:39:47 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:39:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:39:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:39:47 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:39:47 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:39:47 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:39:47 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:39:47 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:39:47 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:39:47 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:39:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:39:49 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027108 2024-10-25 08:39:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:39:49 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:39:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:39:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:39:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:39:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:39:51 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:39:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:39:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:39:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:39:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:39:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:39:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:39:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:39:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:39:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:39:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:39:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:39:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:39:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:39:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:39:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:39:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:39:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:39:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:39:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:39:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:39:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:39:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:39:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:39:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:39:58 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:39:58 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:39:58 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:39:59 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:39:59 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:40:02 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:39:46.915102 End time: 2024-10-25 08:40:01.962826 2024-10-25 08:40:02 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:40:02 INFO tclean::::casa ########################################## 2024-10-25 08:40:02 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:40:02 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:40:02 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) 2024-10-25 08:40:02 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:40:02 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:40:02 2024****** 2024-10-25 08:40:02 INFO ImageFitter::fit+ 2024-10-25 08:40:02 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:40:02 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:40:02 INFO ImageFitter::fit+ --- region: 2024-10-25 08:40:02 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:40:02 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:40:02 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:40:02 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:40:02 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:40:02 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:40:02 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:40:02 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) 2024-10-25 08:40:02 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:40:02 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:40:02 INFO imstat::::casa ########################################## 2024-10-25 08:40:02 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:40:02 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 ) 2024-10-25 08:40:02 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:40:02 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:40:02 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:40:02 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:40:02 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:40:02 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) 2024-10-25 08:40:02 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:40:02 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:40:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:40:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:40:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:40:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:40:02 INFO imstat:::: Values --- 2024-10-25 08:40:02 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:40:02 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:40:02 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:40:02 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam 2024-10-25 08:40:02 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:40:02 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:40:02 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:40:02 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:40:02 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:40:02 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:40:02 INFO imstat:::: Statistics --- 2024-10-25 08:40:02 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:40:02 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:40:02 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:40:02 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:40:02 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-10-25 08:40:02 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam 2024-10-25 08:40:02 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam 2024-10-25 08:40:02 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam 2024-10-25 08:40:02 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam 2024-10-25 08:40:02 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:40:02 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:40:02 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:40:02 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:40:02 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:40:02 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:40:02 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 2024-10-25 08:40:02 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:40:02.045696 End time: 2024-10-25 08:40:02.075109 2024-10-25 08:40:02 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:40:02 INFO imstat::::casa ########################################## 2024-10-25 08:40:02 INFO phaseshift::::casa ########################################## 2024-10-25 08:40:02 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:40:02 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 0.110875644rad' ) 2024-10-25 08:40:02 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:40:02 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:40:02 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:40:02 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:40:02 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:40:02 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:40:02 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:40:02 INFO MSTransformManager::open Select data 2024-10-25 08:40:02 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:40:07 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 0.110875644rad successfully parsed 2024-10-25 08:40:07 INFO phaseshift::::casa Shift phase center 2024-10-25 08:40:08 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:40:02.106166 End time: 2024-10-25 08:40:07.909759 2024-10-25 08:40:08 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:40:08 INFO phaseshift::::casa ########################################## 2024-10-25 08:40:08 INFO tclean::::casa ########################################## 2024-10-25 08:40:08 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:40:08 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 ) 2024-10-25 08:40:08 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:40:08 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:40:08 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:40:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:40:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:40:08 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:40:08 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:40:08 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:40:08 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:40:08 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:40:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:40:08 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:40:10 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:40:10 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029751 2024-10-25 08:40:10 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:40:10 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:40:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:40:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:40:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:40:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:40:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:40:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:40:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:40:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:40:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:40:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:40:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:40:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:40:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:40:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:40:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:40:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:40:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:40:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:40:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:40:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:40:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:40:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:40:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:40:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:40:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:40:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:40:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:40:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:40:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:40:18 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:40:18 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:40:18 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:40:19 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:40:20 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:40:22 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:40:07.951468 End time: 2024-10-25 08:40:21.708497 2024-10-25 08:40:22 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:40:22 INFO tclean::::casa ########################################## 2024-10-25 08:40:22 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:40:22 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:40:22 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) 2024-10-25 08:40:22 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:40:22 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:40:22 2024****** 2024-10-25 08:40:22 INFO ImageFitter::fit+ 2024-10-25 08:40:22 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:40:22 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:40:22 INFO ImageFitter::fit+ --- region: 2024-10-25 08:40:22 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:40:22 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:40:22 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:40:22 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:40:22 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:40:22 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:40:22 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:40:22 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) 2024-10-25 08:40:22 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:40:22 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:40:22 INFO imstat::::casa ########################################## 2024-10-25 08:40:22 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:40:22 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 ) 2024-10-25 08:40:22 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:40:22 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:40:22 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:40:22 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:40:22 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:40:22 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) 2024-10-25 08:40:22 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:40:22 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:40:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:40:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:40:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:40:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:40:22 INFO imstat:::: Values --- 2024-10-25 08:40:22 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:40:22 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:40:22 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:40:22 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam 2024-10-25 08:40:22 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:40:22 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:40:22 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:40:22 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-10-25 08:40:22 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:40:22 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:40:22 INFO imstat:::: Statistics --- 2024-10-25 08:40:22 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:40:22 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:40:22 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:40:22 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:40:22 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-10-25 08:40:22 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam 2024-10-25 08:40:22 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam 2024-10-25 08:40:22 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam 2024-10-25 08:40:22 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam 2024-10-25 08:40:22 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:40:22 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:40:22 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:40:22 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:40:22 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:40:22 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:40:22 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 2024-10-25 08:40:22 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:40:21.801594 End time: 2024-10-25 08:40:21.850379 2024-10-25 08:40:22 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:40:22 INFO imstat::::casa ########################################## 2024-10-25 08:40:22 INFO phaseshift::::casa ########################################## 2024-10-25 08:40:22 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:40:22 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' ) 2024-10-25 08:40:22 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:40:22 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:40:22 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:40:22 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:40:22 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:40:22 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:40:22 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:40:22 INFO MSTransformManager::open Select data 2024-10-25 08:40:22 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:40:26 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg +006d21m09.7433 successfully parsed 2024-10-25 08:40:26 INFO phaseshift::::casa Shift phase center 2024-10-25 08:40:27 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:40:21.876741 End time: 2024-10-25 08:40:27.357184 2024-10-25 08:40:27 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:40:27 INFO phaseshift::::casa ########################################## 2024-10-25 08:40:27 INFO tclean::::casa ########################################## 2024-10-25 08:40:27 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:40:27 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 ) 2024-10-25 08:40:27 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:40:27 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:40:27 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:40:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:40:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:40:28 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:40:28 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:40:28 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:40:28 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:40:28 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:40:28 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:40:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:40:29 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:40:29 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023879 2024-10-25 08:40:29 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:40:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:40:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:40:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:40:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:40:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:40:31 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:40:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:40:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:40:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:40:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:40:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:40:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:40:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:40:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:40:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:40:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:40:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:40:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:40:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:40:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:40:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:40:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:40:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:40:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:40:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:40:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:40:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:40:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:40:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:40:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:40:38 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:40:38 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:40:38 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:40:40 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:40:40 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:40:42 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:40:27.421727 End time: 2024-10-25 08:40:42.090316 2024-10-25 08:40:42 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:40:42 INFO tclean::::casa ########################################## 2024-10-25 08:40:42 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:40:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:40:42 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) 2024-10-25 08:40:42 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:40:42 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:40:42 2024****** 2024-10-25 08:40:42 INFO ImageFitter::fit+ 2024-10-25 08:40:42 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:40:42 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:40:42 INFO ImageFitter::fit+ --- region: 2024-10-25 08:40:42 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:40:42 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:40:42 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:40:42 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:40:42 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:40:42 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:40:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:40:42 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) 2024-10-25 08:40:42 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116867 Jy 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126483 Jy 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:40:42 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:40:42 INFO imstat::::casa ########################################## 2024-10-25 08:40:42 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:40:42 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 ) 2024-10-25 08:40:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:40:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:40:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:40:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:40:42 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:40:42 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) 2024-10-25 08:40:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:40:42 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:40:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:40:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:40:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:40:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:40:42 INFO imstat:::: Values --- 2024-10-25 08:40:42 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:40:42 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:40:42 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:40:42 INFO imstat:::: -- minimum value [min]: -7.77768e-05 Jy/beam 2024-10-25 08:40:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:40:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:40:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:40:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:40:42 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:40:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:40:42 INFO imstat:::: Statistics --- 2024-10-25 08:40:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:40:42 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:40:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:40:42 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:40:42 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-10-25 08:40:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73609e-05 Jy/beam 2024-10-25 08:40:42 INFO imstat:::: -- IQR [quartile]: 3.56013e-05 Jy/beam 2024-10-25 08:40:42 INFO imstat:::: -- First quartile [q1]: -3.4507e-05 Jy/beam 2024-10-25 08:40:42 INFO imstat:::: -- Third quartile [q3]: 1.09435e-06 Jy/beam 2024-10-25 08:40:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:40:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:40:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:40:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:40:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:40:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:40:42 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 2024-10-25 08:40:42 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:40:42.176672 End time: 2024-10-25 08:40:42.205750 2024-10-25 08:40:42 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:40:42 INFO imstat::::casa ########################################## 2024-10-25 08:40:42 INFO phaseshift::::casa ########################################## 2024-10-25 08:40:42 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:40:42 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 00:25:24.6496' ) 2024-10-25 08:40:42 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:40:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:40:42 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:40:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:40:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:40:42 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:40:42 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:40:42 INFO MSTransformManager::open Select data 2024-10-25 08:40:42 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 ".". 2024-10-25 08:40:46 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 00:25:24.6496 successfully parsed 2024-10-25 08:40:46 INFO phaseshift::::casa Shift phase center 2024-10-25 08:40:48 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:40:42.236369 End time: 2024-10-25 08:40:47.968368 2024-10-25 08:40:48 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:40:48 INFO phaseshift::::casa ########################################## 2024-10-25 08:40:48 INFO tclean::::casa ########################################## 2024-10-25 08:40:48 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:40:48 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 ) 2024-10-25 08:40:48 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:40:48 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:40:48 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:40:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:40:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:40:48 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:40:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:40:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:40:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:40:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:40:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:40:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:40:50 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:40:50 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025274 2024-10-25 08:40:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:40:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:40:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:40:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:40:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:40:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:40:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:40:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:40:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:40:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:40:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:40:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:40:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:40:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:40:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:40:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:40:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:40:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:40:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:40:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:40:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:40:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:40:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:40:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:40:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:40:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:40:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:40:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:40:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:40:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:41:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:41:00 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:41:00 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:41:00 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:41:01 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:41:02 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:41:03 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:40:48.041928 End time: 2024-10-25 08:41:02.572108 2024-10-25 08:41:03 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:41:03 INFO tclean::::casa ########################################## 2024-10-25 08:41:03 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:41:03 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:41:03 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) 2024-10-25 08:41:03 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:41:03 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:41:03 2024****** 2024-10-25 08:41:03 INFO ImageFitter::fit+ 2024-10-25 08:41:03 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:41:03 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:41:03 INFO ImageFitter::fit+ --- region: 2024-10-25 08:41:03 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:41:03 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:41:03 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:41:03 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:41:03 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:41:03 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:41:03 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:41:03 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) 2024-10-25 08:41:03 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116903 Jy 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126517 Jy 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:41:03 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:41:03 INFO imstat::::casa ########################################## 2024-10-25 08:41:03 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:41:03 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 ) 2024-10-25 08:41:03 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:41:03 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:41:03 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:41:03 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:41:03 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:41:03 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) 2024-10-25 08:41:03 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:41:03 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:41:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:41:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:41:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-10-25 08:41:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-10-25 08:41:03 INFO imstat:::: Values --- 2024-10-25 08:41:03 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:41:03 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:41:03 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:41:03 INFO imstat:::: -- minimum value [min]: -7.78731e-05 Jy/beam 2024-10-25 08:41:03 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:41:03 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:41:03 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:41:03 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:41:03 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:41:03 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:41:03 INFO imstat:::: Statistics --- 2024-10-25 08:41:03 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:41:03 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:41:03 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:41:03 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:41:03 INFO imstat:::: -- Median of the pixel values [median]: -1.86503e-05 Jy/beam 2024-10-25 08:41:03 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73798e-05 Jy/beam 2024-10-25 08:41:03 INFO imstat:::: -- IQR [quartile]: 3.56966e-05 Jy/beam 2024-10-25 08:41:03 INFO imstat:::: -- First quartile [q1]: -3.45352e-05 Jy/beam 2024-10-25 08:41:03 INFO imstat:::: -- Third quartile [q3]: 1.16146e-06 Jy/beam 2024-10-25 08:41:03 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:41:03 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:41:03 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:41:03 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:41:03 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:41:03 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:41:03 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 2024-10-25 08:41:03 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:41:02.660003 End time: 2024-10-25 08:41:02.691047 2024-10-25 08:41:03 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:41:03 INFO imstat::::casa ########################################## 2024-10-25 08:41:03 INFO phaseshift::::casa ########################################## 2024-10-25 08:41:03 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:41:03 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' ) 2024-10-25 08:41:03 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:41:03 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:41:03 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:41:03 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:41:03 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:41:03 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:41:03 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:41:03 INFO MSTransformManager::open Select data 2024-10-25 08:41:03 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:41:06 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 6.352706472deg successfully parsed 2024-10-25 08:41:06 INFO phaseshift::::casa Shift phase center 2024-10-25 08:41:07 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:41:02.710407 End time: 2024-10-25 08:41:07.388325 2024-10-25 08:41:07 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:41:07 INFO phaseshift::::casa ########################################## 2024-10-25 08:41:07 INFO tclean::::casa ########################################## 2024-10-25 08:41:07 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:41:07 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 ) 2024-10-25 08:41:07 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:41:07 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:41:07 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:41:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:41:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:41:08 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:41:08 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:41:08 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:41:08 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:41:08 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:41:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:41:08 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:41:08 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:41:08 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029563 2024-10-25 08:41:08 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:41:08 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:41:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:41:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:41:10 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:41:10 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:41:10 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:41:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:41:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:41:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:41:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:41:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:41:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:41:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:41:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:41:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:41:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:41:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:41:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:41:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:41:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:41:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:41:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:41:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:41:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:41:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:41:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:41:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:41:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:41:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:41:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:41:16 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:41:16 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:41:16 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:41:17 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:41:18 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:41:19 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:41:07.445595 End time: 2024-10-25 08:41:19.224326 2024-10-25 08:41:19 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:41:19 INFO tclean::::casa ########################################## 2024-10-25 08:41:19 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:41:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:41:19 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) 2024-10-25 08:41:19 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:41:19 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:41:19 2024****** 2024-10-25 08:41:19 INFO ImageFitter::fit+ 2024-10-25 08:41:19 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:41:19 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:41:19 INFO ImageFitter::fit+ --- region: 2024-10-25 08:41:19 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:41:19 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:41:19 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:41:19 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:41:19 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:41:19 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:41:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:41:19 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) 2024-10-25 08:41:19 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011687 Jy 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:41:19 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:41:19 INFO imstat::::casa ########################################## 2024-10-25 08:41:19 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:41:19 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 ) 2024-10-25 08:41:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:41:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:41:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:41:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:41:19 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:41:19 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) 2024-10-25 08:41:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:41:19 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:41:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:41:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:41:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:41:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:41:19 INFO imstat:::: Values --- 2024-10-25 08:41:19 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:41:19 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:41:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:41:19 INFO imstat:::: -- minimum value [min]: -7.77771e-05 Jy/beam 2024-10-25 08:41:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:41:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:41:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:41:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:41:19 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:41:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:41:19 INFO imstat:::: Statistics --- 2024-10-25 08:41:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:41:19 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:41:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:41:19 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:41:19 INFO imstat:::: -- Median of the pixel values [median]: -1.86715e-05 Jy/beam 2024-10-25 08:41:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73619e-05 Jy/beam 2024-10-25 08:41:19 INFO imstat:::: -- IQR [quartile]: 3.56021e-05 Jy/beam 2024-10-25 08:41:19 INFO imstat:::: -- First quartile [q1]: -3.45061e-05 Jy/beam 2024-10-25 08:41:19 INFO imstat:::: -- Third quartile [q3]: 1.09605e-06 Jy/beam 2024-10-25 08:41:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:41:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:41:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:41:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:41:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:41:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:41:19 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 2024-10-25 08:41:19 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:41:19.307277 End time: 2024-10-25 08:41:19.336457 2024-10-25 08:41:19 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:41:19 INFO imstat::::casa ########################################## 2024-10-25 08:41:19 INFO phaseshift::::casa ########################################## 2024-10-25 08:41:19 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:41:19 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 0.110875644rad' ) 2024-10-25 08:41:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:41:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:41:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:41:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:41:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:41:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:41:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:41:19 INFO MSTransformManager::open Select data 2024-10-25 08:41:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:41:23 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 0.110875644rad successfully parsed 2024-10-25 08:41:23 INFO phaseshift::::casa Shift phase center 2024-10-25 08:41:26 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:41:19.355183 End time: 2024-10-25 08:41:26.169736 2024-10-25 08:41:26 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:41:26 INFO phaseshift::::casa ########################################## 2024-10-25 08:41:26 INFO tclean::::casa ########################################## 2024-10-25 08:41:26 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:41:26 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-10-25 08:41:26 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:41:26 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:41:26 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:41:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:41:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:41:26 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:41:26 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:41:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:41:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:41:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:41:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:41:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:41:29 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:41:29 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023343 2024-10-25 08:41:29 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:41:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:41:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:41:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:41:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:41:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:41:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:41:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:41:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:41:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:41:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:41:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:41:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:41:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:41:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:41:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:41:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:41:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:41:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:41:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:41:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:41:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:41:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:41:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:41:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:41:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:41:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:41:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:41:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:41:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:41:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:41:38 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:41:38 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:41:38 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:41:39 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:41:39 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:41:41 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:41:26.237037 End time: 2024-10-25 08:41:41.298075 2024-10-25 08:41:41 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:41:41 INFO tclean::::casa ########################################## 2024-10-25 08:41:41 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:41:41 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:41:41 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) 2024-10-25 08:41:41 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:41:41 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:41:41 2024****** 2024-10-25 08:41:41 INFO ImageFitter::fit+ 2024-10-25 08:41:41 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:41:41 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:41:41 INFO ImageFitter::fit+ --- region: 2024-10-25 08:41:41 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:41:41 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:41:41 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:41:41 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:41:41 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:41:41 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:41:41 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:41:41 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) 2024-10-25 08:41:41 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126482 Jy 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:41:41 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:41:41 INFO imstat::::casa ########################################## 2024-10-25 08:41:41 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:41:41 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 ) 2024-10-25 08:41:41 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:41:41 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:41:41 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:41:41 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:41:41 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:41:41 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) 2024-10-25 08:41:41 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:41:41 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:41:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:41:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:41:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:41:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:41:41 INFO imstat:::: Values --- 2024-10-25 08:41:41 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:41:41 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:41:41 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:41:41 INFO imstat:::: -- minimum value [min]: -7.77855e-05 Jy/beam 2024-10-25 08:41:41 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:41:41 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:41:41 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:41:41 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-10-25 08:41:41 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:41:41 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:41:41 INFO imstat:::: Statistics --- 2024-10-25 08:41:41 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:41:41 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:41:41 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:41:41 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:41:41 INFO imstat:::: -- Median of the pixel values [median]: -1.86732e-05 Jy/beam 2024-10-25 08:41:41 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73562e-05 Jy/beam 2024-10-25 08:41:41 INFO imstat:::: -- IQR [quartile]: 3.56008e-05 Jy/beam 2024-10-25 08:41:41 INFO imstat:::: -- First quartile [q1]: -3.45107e-05 Jy/beam 2024-10-25 08:41:41 INFO imstat:::: -- Third quartile [q3]: 1.09015e-06 Jy/beam 2024-10-25 08:41:41 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:41:41 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:41:41 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:41:41 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:41:41 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:41:41 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:41:41 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 2024-10-25 08:41:41 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:41:41.380220 End time: 2024-10-25 08:41:41.409518 2024-10-25 08:41:41 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:41:41 INFO imstat::::casa ########################################## 2024-10-25 08:41:41 INFO phaseshift::::casa ########################################## 2024-10-25 08:41:41 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:41:41 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 1.310562834rad +006d21m09.7433' ) 2024-10-25 08:41:41 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:41:41 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:41:41 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:41:41 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:41:41 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:41:41 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:41:41 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:41:41 INFO MSTransformManager::open Select data 2024-10-25 08:41:41 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:41:45 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad +006d21m09.7433 successfully parsed 2024-10-25 08:41:45 INFO phaseshift::::casa Shift phase center 2024-10-25 08:41:47 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:41:41.427756 End time: 2024-10-25 08:41:47.418588 2024-10-25 08:41:47 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:41:47 INFO phaseshift::::casa ########################################## 2024-10-25 08:41:47 INFO tclean::::casa ########################################## 2024-10-25 08:41:47 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:41:47 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 ) 2024-10-25 08:41:47 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:41:47 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:41:48 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:41:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:41:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:41:48 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:41:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:41:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:41:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:41:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:41:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:41:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:41:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:41:50 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01694 2024-10-25 08:41:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:41:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:41:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:41:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:41:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:41:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:41:52 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:41:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:41:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:41:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:41:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:41:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:41:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:41:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:41:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:41:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:41:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:41:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:41:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:41:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:41:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:41:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:41:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:41:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:41:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:41:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:41:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:42:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:42:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:42:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:42:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:42:01 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:42:01 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:42:01 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:42:02 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:42:03 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:42:05 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:41:47.482866 End time: 2024-10-25 08:42:04.917363 2024-10-25 08:42:05 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:42:05 INFO tclean::::casa ########################################## 2024-10-25 08:42:05 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:42:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:42:05 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) 2024-10-25 08:42:05 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:42:05 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:42:05 2024****** 2024-10-25 08:42:05 INFO ImageFitter::fit+ 2024-10-25 08:42:05 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:42:05 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:42:05 INFO ImageFitter::fit+ --- region: 2024-10-25 08:42:05 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:42:05 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:42:05 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:42:05 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:42:05 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:42:05 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:42:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:42:05 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) 2024-10-25 08:42:05 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:42:05 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:42:05 INFO imstat::::casa ########################################## 2024-10-25 08:42:05 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:42:05 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 ) 2024-10-25 08:42:05 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:42:05 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:42:05 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:42:05 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:42:05 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:42:05 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) 2024-10-25 08:42:05 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:42:05 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:42:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:42:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:42:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:42:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:42:05 INFO imstat:::: Values --- 2024-10-25 08:42:05 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:42:05 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:42:05 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:42:05 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-10-25 08:42:05 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:42:05 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:42:05 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:42:05 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:42:05 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:42:05 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:42:05 INFO imstat:::: Statistics --- 2024-10-25 08:42:05 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:42:05 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:42:05 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:42:05 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:42:05 INFO imstat:::: -- Median of the pixel values [median]: -1.86669e-05 Jy/beam 2024-10-25 08:42:05 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73635e-05 Jy/beam 2024-10-25 08:42:05 INFO imstat:::: -- IQR [quartile]: 3.56081e-05 Jy/beam 2024-10-25 08:42:05 INFO imstat:::: -- First quartile [q1]: -3.45085e-05 Jy/beam 2024-10-25 08:42:05 INFO imstat:::: -- Third quartile [q3]: 1.09959e-06 Jy/beam 2024-10-25 08:42:05 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:42:05 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:42:05 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:42:05 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:42:05 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:42:05 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:42:05 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 2024-10-25 08:42:05 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:42:05.006731 End time: 2024-10-25 08:42:05.037950 2024-10-25 08:42:05 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:42:05 INFO imstat::::casa ########################################## 2024-10-25 08:42:05 INFO phaseshift::::casa ########################################## 2024-10-25 08:42:05 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:42:05 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 00:25:24.6496' ) 2024-10-25 08:42:05 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:42:05 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:42:05 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:42:05 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:42:05 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:42:05 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:42:05 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:42:05 INFO MSTransformManager::open Select data 2024-10-25 08:42:05 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 ".". 2024-10-25 08:42:08 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 00:25:24.6496 successfully parsed 2024-10-25 08:42:08 INFO phaseshift::::casa Shift phase center 2024-10-25 08:42:10 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:42:05.057252 End time: 2024-10-25 08:42:10.107543 2024-10-25 08:42:10 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:42:10 INFO phaseshift::::casa ########################################## 2024-10-25 08:42:10 INFO tclean::::casa ########################################## 2024-10-25 08:42:10 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:42:10 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-10-25 08:42:10 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:42:10 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:42:10 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:42:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:42:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:42:10 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:42:10 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:42:10 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:42:10 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:42:10 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:42:10 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:42:10 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:42:12 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:42:12 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027598 2024-10-25 08:42:12 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:42:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:42:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:42:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:42:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:42:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:42:15 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:42:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:42:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:42:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:42:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:42:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:42:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:42:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:42:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:42:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:42:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:42:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:42:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:42:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:42:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:42:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:42:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:42:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:42:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:42:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:42:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:42:25 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:42:25 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:42:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:42:26 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:42:26 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:42:27 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:42:10.175140 End time: 2024-10-25 08:42:26.909825 2024-10-25 08:42:27 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:42:27 INFO tclean::::casa ########################################## 2024-10-25 08:42:27 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:42:27 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:42:27 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) 2024-10-25 08:42:27 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:42:27 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:42:27 2024****** 2024-10-25 08:42:27 INFO ImageFitter::fit+ 2024-10-25 08:42:27 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:42:27 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:42:27 INFO ImageFitter::fit+ --- region: 2024-10-25 08:42:27 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:42:27 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:42:27 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:42:27 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:42:27 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:42:27 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:42:27 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:42:27 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) 2024-10-25 08:42:27 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116905 Jy 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000041 +/- 0.000777 arcsec 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- ra: 127.999941 +/- 0.000127 pixels 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- dec: 127.999954 +/- 0.000097 pixels 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:42:27 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:42:27 INFO imstat::::casa ########################################## 2024-10-25 08:42:27 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:42:27 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 ) 2024-10-25 08:42:27 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:42:27 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:42:27 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:42:27 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:42:27 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:42:27 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) 2024-10-25 08:42:27 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:42:27 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:42:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:42:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:42:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-10-25 08:42:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-10-25 08:42:27 INFO imstat:::: Values --- 2024-10-25 08:42:27 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:42:27 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:42:27 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:42:27 INFO imstat:::: -- minimum value [min]: -7.78774e-05 Jy/beam 2024-10-25 08:42:27 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:42:27 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:42:27 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:42:27 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:42:27 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:42:27 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:42:27 INFO imstat:::: Statistics --- 2024-10-25 08:42:27 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:42:27 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:42:27 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:42:27 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:42:27 INFO imstat:::: -- Median of the pixel values [median]: -1.86532e-05 Jy/beam 2024-10-25 08:42:27 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73779e-05 Jy/beam 2024-10-25 08:42:27 INFO imstat:::: -- IQR [quartile]: 3.5701e-05 Jy/beam 2024-10-25 08:42:27 INFO imstat:::: -- First quartile [q1]: -3.45356e-05 Jy/beam 2024-10-25 08:42:27 INFO imstat:::: -- Third quartile [q3]: 1.16544e-06 Jy/beam 2024-10-25 08:42:27 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:42:27 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:42:27 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:42:27 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:42:27 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:42:27 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:42:27 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 2024-10-25 08:42:27 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:42:26.987375 End time: 2024-10-25 08:42:27.028957 2024-10-25 08:42:27 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:42:27 INFO imstat::::casa ########################################## 2024-10-25 08:42:27 INFO phaseshift::::casa ########################################## 2024-10-25 08:42:27 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:42:27 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 6.352706472deg' ) 2024-10-25 08:42:27 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:42:27 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:42:27 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:42:27 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:42:27 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:42:27 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:42:27 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:42:27 INFO MSTransformManager::open Select data 2024-10-25 08:42:27 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:42:29 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 6.352706472deg successfully parsed 2024-10-25 08:42:29 INFO phaseshift::::casa Shift phase center 2024-10-25 08:42:30 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:42:27.045685 End time: 2024-10-25 08:42:29.898145 2024-10-25 08:42:30 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:42:30 INFO phaseshift::::casa ########################################## 2024-10-25 08:42:30 INFO tclean::::casa ########################################## 2024-10-25 08:42:30 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:42:30 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 ) 2024-10-25 08:42:30 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:42:30 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:42:30 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:42:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:42:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:42:30 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:42:30 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:42:30 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:42:30 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:42:30 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:42:30 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:42:30 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:42:31 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:42:31 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029173 2024-10-25 08:42:31 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:42:31 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:42:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:42:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:42:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:42:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:42:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:42:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:42:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:42:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:42:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:42:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:42:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:42:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:42:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:42:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:42:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:42:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:42:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:42:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:42:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:42:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:42:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:42:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:42:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:42:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:42:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:42:35 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:42:35 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:42:35 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:42:36 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:42:36 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:42:37 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:42:29.968605 End time: 2024-10-25 08:42:36.706008 2024-10-25 08:42:37 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:42:37 INFO tclean::::casa ########################################## 2024-10-25 08:42:37 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:42:37 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:42:37 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) 2024-10-25 08:42:37 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:42:37 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:42:37 2024****** 2024-10-25 08:42:37 INFO ImageFitter::fit+ 2024-10-25 08:42:37 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:42:37 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:42:37 INFO ImageFitter::fit+ --- region: 2024-10-25 08:42:37 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:42:37 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:42:37 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:42:37 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:42:37 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:42:37 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:42:37 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:42:37 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) 2024-10-25 08:42:37 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:42:37 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:42:37 INFO imstat::::casa ########################################## 2024-10-25 08:42:37 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:42:37 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 ) 2024-10-25 08:42:37 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:42:37 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:42:37 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:42:37 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:42:37 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:42:37 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) 2024-10-25 08:42:37 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:42:37 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:42:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:42:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:42:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:42:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:42:37 INFO imstat:::: Values --- 2024-10-25 08:42:37 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:42:37 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:42:37 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:42:37 INFO imstat:::: -- minimum value [min]: -7.77798e-05 Jy/beam 2024-10-25 08:42:37 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:42:37 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:42:37 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:42:37 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:42:37 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:42:37 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:42:37 INFO imstat:::: Statistics --- 2024-10-25 08:42:37 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:42:37 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:42:37 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:42:37 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:42:37 INFO imstat:::: -- Median of the pixel values [median]: -1.86675e-05 Jy/beam 2024-10-25 08:42:37 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73645e-05 Jy/beam 2024-10-25 08:42:37 INFO imstat:::: -- IQR [quartile]: 3.56077e-05 Jy/beam 2024-10-25 08:42:37 INFO imstat:::: -- First quartile [q1]: -3.45073e-05 Jy/beam 2024-10-25 08:42:37 INFO imstat:::: -- Third quartile [q3]: 1.1004e-06 Jy/beam 2024-10-25 08:42:37 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:42:37 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:42:37 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:42:37 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:42:37 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:42:37 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:42:37 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 2024-10-25 08:42:37 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:42:36.760994 End time: 2024-10-25 08:42:36.784103 2024-10-25 08:42:37 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:42:37 INFO imstat::::casa ########################################## 2024-10-25 08:42:37 INFO phaseshift::::casa ########################################## 2024-10-25 08:42:37 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:42:37 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 1.310562834rad 0.110875644rad' ) 2024-10-25 08:42:37 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:42:37 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:42:37 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:42:37 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:42:37 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:42:37 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:42:37 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:42:37 INFO MSTransformManager::open Select data 2024-10-25 08:42:37 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:42:38 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 0.110875644rad successfully parsed 2024-10-25 08:42:38 INFO phaseshift::::casa Shift phase center 2024-10-25 08:42:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:42:36.799491 End time: 2024-10-25 08:42:39.205829 2024-10-25 08:42:39 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:42:39 INFO phaseshift::::casa ########################################## 2024-10-25 08:42:39 INFO tclean::::casa ########################################## 2024-10-25 08:42:39 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:42:39 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 ) 2024-10-25 08:42:39 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:42:39 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:42:39 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:42:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:42:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:42:39 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:42:39 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:42:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:42:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:42:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:42:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:42:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:42:40 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:42:41 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.030307 2024-10-25 08:42:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:42:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:42:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:42:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:42:42 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:42:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:42:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:42:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:42:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:42:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:42:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:42:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:42:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:42:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:42:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:42:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:42:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:42:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:42:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:42:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:42:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:42:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:42:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:42:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:42:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:42:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:42:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:42:48 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:42:48 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:42:48 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:42:48 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:42:49 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:42:50 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:42:39.257738 End time: 2024-10-25 08:42:49.622734 2024-10-25 08:42:50 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:42:50 INFO tclean::::casa ########################################## 2024-10-25 08:42:50 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:42:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:42:50 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:42:50 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:42:50 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:42:50 2024****** 2024-10-25 08:42:50 INFO ImageFitter::fit+ 2024-10-25 08:42:50 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:42:50 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:42:50 INFO ImageFitter::fit+ --- region: 2024-10-25 08:42:50 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:42:50 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:42:50 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:42:50 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:42:50 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:42:50 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:42:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:42:50 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-10-25 08:42:50 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000002 +/- 0.000777 arcsec 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- ra: 128.000014 +/- 0.000127 pixels 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- dec: 127.999998 +/- 0.000097 pixels 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:42:50 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:42:50 INFO imstat::::casa ########################################## 2024-10-25 08:42:50 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:42:50 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-10-25 08:42:50 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:42:50 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:42:50 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:42:50 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:42:50 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:42:50 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:42:50 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:42:50 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:42:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:42:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:42:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:42:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:42:50 INFO imstat:::: Values --- 2024-10-25 08:42:50 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:42:50 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:42:50 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:42:50 INFO imstat:::: -- minimum value [min]: -7.77816e-05 Jy/beam 2024-10-25 08:42:50 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:42:50 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:42:50 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:42:50 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-10-25 08:42:50 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:42:50 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:42:50 INFO imstat:::: Statistics --- 2024-10-25 08:42:50 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:42:50 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:42:50 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:42:50 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:42:50 INFO imstat:::: -- Median of the pixel values [median]: -1.8676e-05 Jy/beam 2024-10-25 08:42:50 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73584e-05 Jy/beam 2024-10-25 08:42:50 INFO imstat:::: -- IQR [quartile]: 3.56038e-05 Jy/beam 2024-10-25 08:42:50 INFO imstat:::: -- First quartile [q1]: -3.45104e-05 Jy/beam 2024-10-25 08:42:50 INFO imstat:::: -- Third quartile [q3]: 1.09331e-06 Jy/beam 2024-10-25 08:42:50 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:42:50 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:42:50 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:42:50 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:42:50 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:42:50 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:42:50 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 2024-10-25 08:42:50 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:42:49.701549 End time: 2024-10-25 08:42:49.730945 2024-10-25 08:42:50 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:42:50 INFO imstat::::casa ########################################## 2024-10-25 08:42:50 INFO phaseshift::::casa ########################################## 2024-10-25 08:42:50 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:42:50 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 39d58m05.8512' ) 2024-10-25 08:42:50 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:42:50 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:42:50 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:42:50 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:42:50 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:42:50 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:42:50 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:42:50 INFO MSTransformManager::open Select data 2024-10-25 08:42:50 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:42:52 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39d58m05.8512 successfully parsed 2024-10-25 08:42:52 INFO phaseshift::::casa Shift phase center 2024-10-25 08:42:54 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:42:49.750432 End time: 2024-10-25 08:42:53.616325 2024-10-25 08:42:54 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:42:54 INFO phaseshift::::casa ########################################## 2024-10-25 08:42:54 INFO tclean::::casa ########################################## 2024-10-25 08:42:54 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:42:54 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-10-25 08:42:54 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:42:54 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:42:54 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:42:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:42:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:42:54 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:42:54 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:42:54 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:42:54 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:42:54 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:42:54 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:42:54 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:42:55 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:42:55 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.019998 2024-10-25 08:42:55 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:42:55 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:42:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:42:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:42:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:42:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:42:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:42:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:42:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:42:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:42:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:42:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:42:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:42:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:42:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:42:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:42:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:43:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:43:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:43:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:43:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:43:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:43:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:43:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:43:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:43:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:43:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:43:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:43:03 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:43:03 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:43:03 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:43:04 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:43:04 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:43:05 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:42:53.677291 End time: 2024-10-25 08:43:05.338321 2024-10-25 08:43:05 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:43:05 INFO tclean::::casa ########################################## 2024-10-25 08:43:05 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:43:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:05 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) 2024-10-25 08:43:05 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:43:05 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:43:05 2024****** 2024-10-25 08:43:05 INFO ImageFitter::fit+ 2024-10-25 08:43:05 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:43:05 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:43:05 INFO ImageFitter::fit+ --- region: 2024-10-25 08:43:05 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:43:05 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:43:05 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:43:05 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:43:05 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:43:05 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:43:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:05 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) 2024-10-25 08:43:05 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:43:05 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:43:05 INFO imstat::::casa ########################################## 2024-10-25 08:43:05 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:43:05 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 ) 2024-10-25 08:43:05 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:43:05 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:43:05 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:43:05 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:43:05 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:05 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) 2024-10-25 08:43:05 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:43:05 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:43:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:43:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:43:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:43:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:43:05 INFO imstat:::: Values --- 2024-10-25 08:43:05 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:43:05 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:43:05 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:43:05 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-10-25 08:43:05 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:43:05 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:43:05 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:43:05 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:43:05 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:43:05 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:43:05 INFO imstat:::: Statistics --- 2024-10-25 08:43:05 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:43:05 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:43:05 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:43:05 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:43:05 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-10-25 08:43:05 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-10-25 08:43:05 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-10-25 08:43:05 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-10-25 08:43:05 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-10-25 08:43:05 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:43:05 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:43:05 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:43:05 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:43:05 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:43:05 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:43:05 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 2024-10-25 08:43:05 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:43:05.420450 End time: 2024-10-25 08:43:05.450606 2024-10-25 08:43:05 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:43:05 INFO imstat::::casa ########################################## 2024-10-25 08:43:05 INFO phaseshift::::casa ########################################## 2024-10-25 08:43:05 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:43:05 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 02:39:52.3901' ) 2024-10-25 08:43:05 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:43:05 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:43:05 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:43:05 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:43:05 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:43:05 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:43:05 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:43:05 INFO MSTransformManager::open Select data 2024-10-25 08:43:06 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 ".". 2024-10-25 08:43:08 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 02:39:52.3901 successfully parsed 2024-10-25 08:43:08 INFO phaseshift::::casa Shift phase center 2024-10-25 08:43:08 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:43:05.468822 End time: 2024-10-25 08:43:08.442329 2024-10-25 08:43:08 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:43:08 INFO phaseshift::::casa ########################################## 2024-10-25 08:43:08 INFO tclean::::casa ########################################## 2024-10-25 08:43:08 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:43:08 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 ) 2024-10-25 08:43:08 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:43:09 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:43:09 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:43:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:43:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:43:09 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:43:09 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:43:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:43:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:43:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:43:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:43:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:43:10 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:43:10 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024533 2024-10-25 08:43:10 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:43:10 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:43:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:43:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:43:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:43:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:43:11 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:43:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:43:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:43:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:43:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:43:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:43:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:43:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:43:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:43:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:43:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:43:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:43:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:43:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:43:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:43:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:43:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:43:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:43:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:43:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:43:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:43:17 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:43:17 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:43:17 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:43:17 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:43:18 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:43:18 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:43:08.498590 End time: 2024-10-25 08:43:18.457090 2024-10-25 08:43:18 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:43:18 INFO tclean::::casa ########################################## 2024-10-25 08:43:18 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:43:18 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:18 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) 2024-10-25 08:43:18 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:43:18 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:43:18 2024****** 2024-10-25 08:43:18 INFO ImageFitter::fit+ 2024-10-25 08:43:18 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:43:18 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:43:18 INFO ImageFitter::fit+ --- region: 2024-10-25 08:43:18 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:43:18 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:43:18 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:43:18 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:43:18 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:43:19 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:43:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:19 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) 2024-10-25 08:43:19 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:43:19 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:43:19 INFO imstat::::casa ########################################## 2024-10-25 08:43:19 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:43:19 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 ) 2024-10-25 08:43:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:43:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:43:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:43:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:43:19 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:19 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) 2024-10-25 08:43:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:43:19 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:43:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:43:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:43:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-10-25 08:43:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-10-25 08:43:19 INFO imstat:::: Values --- 2024-10-25 08:43:19 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:43:19 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:43:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:43:19 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam 2024-10-25 08:43:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:43:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:43:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:43:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:43:19 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:43:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:43:19 INFO imstat:::: Statistics --- 2024-10-25 08:43:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:43:19 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:43:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:43:19 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:43:19 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam 2024-10-25 08:43:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam 2024-10-25 08:43:19 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam 2024-10-25 08:43:19 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam 2024-10-25 08:43:19 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam 2024-10-25 08:43:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:43:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:43:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:43:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:43:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:43:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:43:19 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 2024-10-25 08:43:19 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:43:18.539330 End time: 2024-10-25 08:43:18.573497 2024-10-25 08:43:19 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:43:19 INFO imstat::::casa ########################################## 2024-10-25 08:43:19 INFO phaseshift::::casa ########################################## 2024-10-25 08:43:19 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:43:19 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 39.968292000deg' ) 2024-10-25 08:43:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:43:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:43:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:43:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:43:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:43:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:43:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:43:19 INFO MSTransformManager::open Select data 2024-10-25 08:43:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:43:21 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39.968292000deg successfully parsed 2024-10-25 08:43:21 INFO phaseshift::::casa Shift phase center 2024-10-25 08:43:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:43:18.591016 End time: 2024-10-25 08:43:21.857060 2024-10-25 08:43:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:43:22 INFO phaseshift::::casa ########################################## 2024-10-25 08:43:22 INFO tclean::::casa ########################################## 2024-10-25 08:43:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:43:22 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 ) 2024-10-25 08:43:22 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:43:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:43:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:43:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:43:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:43:22 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:43:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:43:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:43:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:43:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:43:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:43:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:43:23 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:43:23 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029275 2024-10-25 08:43:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:43:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:43:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:43:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:43:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:43:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:43:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:43:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:43:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:43:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:43:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:43:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:43:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:43:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:43:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:43:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:43:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:43:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:43:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:43:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:43:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:43:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:43:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:43:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:43:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:43:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:43:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:43:28 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:43:28 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:43:28 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:43:29 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:43:29 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:43:30 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:43:21.921102 End time: 2024-10-25 08:43:29.510779 2024-10-25 08:43:30 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:43:30 INFO tclean::::casa ########################################## 2024-10-25 08:43:30 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:43:30 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:30 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) 2024-10-25 08:43:30 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:43:30 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:43:30 2024****** 2024-10-25 08:43:30 INFO ImageFitter::fit+ 2024-10-25 08:43:30 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:43:30 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:43:30 INFO ImageFitter::fit+ --- region: 2024-10-25 08:43:30 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:43:30 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:43:30 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:43:30 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:43:30 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:43:30 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:43:30 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:30 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) 2024-10-25 08:43:30 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:43:30 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:43:30 INFO imstat::::casa ########################################## 2024-10-25 08:43:30 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:43:30 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 ) 2024-10-25 08:43:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:43:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:43:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:43:30 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:43:30 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:30 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) 2024-10-25 08:43:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:43:30 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:43:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:43:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:43:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:43:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:43:30 INFO imstat:::: Values --- 2024-10-25 08:43:30 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:43:30 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:43:30 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:43:30 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-10-25 08:43:30 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:43:30 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:43:30 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:43:30 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:43:30 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:43:30 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:43:30 INFO imstat:::: Statistics --- 2024-10-25 08:43:30 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:43:30 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:43:30 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:43:30 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:43:30 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-10-25 08:43:30 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-10-25 08:43:30 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-10-25 08:43:30 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-10-25 08:43:30 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-10-25 08:43:30 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:43:30 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:43:30 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:43:30 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:43:30 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:43:30 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:43:30 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 2024-10-25 08:43:30 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:43:29.575697 End time: 2024-10-25 08:43:29.602039 2024-10-25 08:43:30 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:43:30 INFO imstat::::casa ########################################## 2024-10-25 08:43:30 INFO phaseshift::::casa ########################################## 2024-10-25 08:43:30 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:43:30 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 0.697578292rad' ) 2024-10-25 08:43:30 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:43:30 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:43:30 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:43:30 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:43:30 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:43:30 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:43:30 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:43:30 INFO MSTransformManager::open Select data 2024-10-25 08:43:30 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:43:31 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 0.697578292rad successfully parsed 2024-10-25 08:43:31 INFO phaseshift::::casa Shift phase center 2024-10-25 08:43:32 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:43:29.618811 End time: 2024-10-25 08:43:32.401846 2024-10-25 08:43:32 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:43:32 INFO phaseshift::::casa ########################################## 2024-10-25 08:43:32 INFO tclean::::casa ########################################## 2024-10-25 08:43:32 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:43:32 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 ) 2024-10-25 08:43:32 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:43:32 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:43:32 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:43:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:43:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:43:33 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:43:33 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:43:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:43:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:43:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:43:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:43:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:43:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:43:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028042 2024-10-25 08:43:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:43:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:43:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:43:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:43:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:43:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:43:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:43:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:43:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:43:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:43:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:43:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:43:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:43:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:43:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:43:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:43:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:43:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:43:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:43:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:43:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:43:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:43:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:43:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:43:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:43:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:43:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:43:41 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:43:41 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:43:41 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:43:41 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:43:42 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:43:42 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:43:32.466289 End time: 2024-10-25 08:43:42.309326 2024-10-25 08:43:42 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:43:42 INFO tclean::::casa ########################################## 2024-10-25 08:43:42 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:43:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:42 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) 2024-10-25 08:43:42 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:43:42 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:43:42 2024****** 2024-10-25 08:43:42 INFO ImageFitter::fit+ 2024-10-25 08:43:42 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:43:42 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:43:42 INFO ImageFitter::fit+ --- region: 2024-10-25 08:43:42 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:43:42 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:43:42 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:43:42 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:43:42 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:43:42 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:43:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:42 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) 2024-10-25 08:43:42 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:43:42 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:43:42 INFO imstat::::casa ########################################## 2024-10-25 08:43:42 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:43:42 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 ) 2024-10-25 08:43:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:43:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:43:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:43:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:43:42 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:42 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) 2024-10-25 08:43:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:43:42 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:43:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:43:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:43:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:43:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:43:42 INFO imstat:::: Values --- 2024-10-25 08:43:42 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:43:42 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:43:42 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:43:42 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam 2024-10-25 08:43:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:43:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:43:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:43:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:43:42 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:43:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:43:42 INFO imstat:::: Statistics --- 2024-10-25 08:43:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:43:42 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:43:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:43:42 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:43:42 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam 2024-10-25 08:43:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam 2024-10-25 08:43:42 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam 2024-10-25 08:43:42 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam 2024-10-25 08:43:42 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam 2024-10-25 08:43:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:43:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:43:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:43:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:43:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:43:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:43:42 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 2024-10-25 08:43:42 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:43:42.381837 End time: 2024-10-25 08:43:42.409422 2024-10-25 08:43:42 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:43:42 INFO imstat::::casa ########################################## 2024-10-25 08:43:42 INFO phaseshift::::casa ########################################## 2024-10-25 08:43:42 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:43:42 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 39d58m05.8512' ) 2024-10-25 08:43:42 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:43:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:43:42 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:43:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:43:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:43:42 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:43:42 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:43:42 INFO MSTransformManager::open Select data 2024-10-25 08:43:42 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:43:44 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39d58m05.8512 successfully parsed 2024-10-25 08:43:44 INFO phaseshift::::casa Shift phase center 2024-10-25 08:43:45 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:43:42.426813 End time: 2024-10-25 08:43:44.997289 2024-10-25 08:43:45 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:43:45 INFO phaseshift::::casa ########################################## 2024-10-25 08:43:45 INFO tclean::::casa ########################################## 2024-10-25 08:43:45 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:43:45 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 ) 2024-10-25 08:43:45 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:43:45 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:43:45 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:43:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:43:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:43:45 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:43:45 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:43:45 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:43:45 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:43:45 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:43:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:43:45 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:43:47 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:43:47 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025554 2024-10-25 08:43:47 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:43:47 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:43:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:43:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:43:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:43:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:43:48 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:43:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:43:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:43:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:43:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:43:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:43:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:43:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:43:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:43:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:43:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:43:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:43:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:43:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:43:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:43:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:43:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:43:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:43:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:43:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:43:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:43:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:43:53 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:43:53 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:43:53 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:43:53 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:43:53 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:43:54 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:43:45.058365 End time: 2024-10-25 08:43:53.884390 2024-10-25 08:43:54 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:43:54 INFO tclean::::casa ########################################## 2024-10-25 08:43:54 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:43:54 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:54 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:43:54 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:43:54 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:43:54 2024****** 2024-10-25 08:43:54 INFO ImageFitter::fit+ 2024-10-25 08:43:54 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:43:54 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:43:54 INFO ImageFitter::fit+ --- region: 2024-10-25 08:43:54 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:43:54 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:43:54 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:43:54 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:43:54 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:43:54 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:43:54 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:54 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-10-25 08:43:54 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:43:54 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:43:54 INFO imstat::::casa ########################################## 2024-10-25 08:43:54 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:43:54 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-10-25 08:43:54 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:43:54 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:43:54 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:43:54 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:43:54 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:43:54 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:43:54 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:43:54 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:43:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:43:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:43:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:43:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:43:54 INFO imstat:::: Values --- 2024-10-25 08:43:54 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:43:54 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:43:54 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:43:54 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam 2024-10-25 08:43:54 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:43:54 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:43:54 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:43:54 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-10-25 08:43:54 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:43:54 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:43:54 INFO imstat:::: Statistics --- 2024-10-25 08:43:54 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:43:54 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:43:54 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:43:54 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:43:54 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam 2024-10-25 08:43:54 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam 2024-10-25 08:43:54 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam 2024-10-25 08:43:54 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam 2024-10-25 08:43:54 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam 2024-10-25 08:43:54 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:43:54 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:43:54 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:43:54 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:43:54 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:43:54 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:43:54 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 2024-10-25 08:43:54 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:43:53.947112 End time: 2024-10-25 08:43:53.973090 2024-10-25 08:43:54 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:43:54 INFO imstat::::casa ########################################## 2024-10-25 08:43:54 INFO phaseshift::::casa ########################################## 2024-10-25 08:43:54 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:43:54 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 02:39:52.3901' ) 2024-10-25 08:43:54 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:43:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:43:54 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:43:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:43:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:43:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:43:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:43:54 INFO MSTransformManager::open Select data 2024-10-25 08:43:54 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 ".". 2024-10-25 08:43:56 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 02:39:52.3901 successfully parsed 2024-10-25 08:43:56 INFO phaseshift::::casa Shift phase center 2024-10-25 08:43:57 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:43:53.989100 End time: 2024-10-25 08:43:57.148491 2024-10-25 08:43:57 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:43:57 INFO phaseshift::::casa ########################################## 2024-10-25 08:43:57 INFO tclean::::casa ########################################## 2024-10-25 08:43:57 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:43:57 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 ) 2024-10-25 08:43:57 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:43:57 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:43:57 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:43:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:43:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:43:57 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:43:57 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:43:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:43:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:43:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:43:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:43:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:43:58 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:43:58 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029211 2024-10-25 08:43:58 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:43:58 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:43:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:44:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:44:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:44:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:44:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:44:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:44:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:44:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:44:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:44:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:44:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:44:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:44:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:44:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:44:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:44:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:44:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:44:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:44:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:44:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:44:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:44:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:44:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:44:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:44:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:44:04 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:44:04 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:44:04 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:44:04 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:44:05 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:44:06 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:43:57.221220 End time: 2024-10-25 08:44:06.311638 2024-10-25 08:44:06 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:44:06 INFO tclean::::casa ########################################## 2024-10-25 08:44:06 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:44:06 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:44:06 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) 2024-10-25 08:44:06 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:44:06 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:44:06 2024****** 2024-10-25 08:44:06 INFO ImageFitter::fit+ 2024-10-25 08:44:06 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:44:06 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:44:06 INFO ImageFitter::fit+ --- region: 2024-10-25 08:44:06 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:44:06 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:44:06 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:44:06 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:44:06 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:44:06 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:44:06 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:44:06 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) 2024-10-25 08:44:06 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- ra: 128.000008 +/- 0.000127 pixels 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:44:06 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:44:06 INFO imstat::::casa ########################################## 2024-10-25 08:44:06 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:44:06 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 ) 2024-10-25 08:44:06 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:44:06 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:44:06 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:44:06 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:44:06 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:44:06 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) 2024-10-25 08:44:06 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:44:06 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:44:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:44:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:44:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-10-25 08:44:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-10-25 08:44:06 INFO imstat:::: Values --- 2024-10-25 08:44:06 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:44:06 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:44:06 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:44:06 INFO imstat:::: -- minimum value [min]: -7.78143e-05 Jy/beam 2024-10-25 08:44:06 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:44:06 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:44:06 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:44:06 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:44:06 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:44:06 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:44:06 INFO imstat:::: Statistics --- 2024-10-25 08:44:06 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:44:06 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:44:06 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:44:06 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:44:06 INFO imstat:::: -- Median of the pixel values [median]: -1.86838e-05 Jy/beam 2024-10-25 08:44:06 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73769e-05 Jy/beam 2024-10-25 08:44:06 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam 2024-10-25 08:44:06 INFO imstat:::: -- First quartile [q1]: -3.45216e-05 Jy/beam 2024-10-25 08:44:06 INFO imstat:::: -- Third quartile [q3]: 1.1124e-06 Jy/beam 2024-10-25 08:44:06 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:44:06 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:44:06 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:44:06 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:44:06 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:44:06 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:44:06 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 2024-10-25 08:44:06 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:44:06.391002 End time: 2024-10-25 08:44:06.419856 2024-10-25 08:44:06 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:44:06 INFO imstat::::casa ########################################## 2024-10-25 08:44:06 INFO phaseshift::::casa ########################################## 2024-10-25 08:44:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:44:06 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' ) 2024-10-25 08:44:06 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:44:06 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:44:06 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:44:06 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:44:06 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:44:06 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:44:06 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:44:06 INFO MSTransformManager::open Select data 2024-10-25 08:44:06 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:44:09 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39.968292000deg successfully parsed 2024-10-25 08:44:09 INFO phaseshift::::casa Shift phase center 2024-10-25 08:44:10 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:44:06.437875 End time: 2024-10-25 08:44:09.564583 2024-10-25 08:44:10 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:44:10 INFO phaseshift::::casa ########################################## 2024-10-25 08:44:10 INFO tclean::::casa ########################################## 2024-10-25 08:44:10 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:44:10 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-10-25 08:44:10 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:44:10 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:44:10 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:44:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:44:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:44:10 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:44:10 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:44:10 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:44:10 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:44:10 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:44:10 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:44:10 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:44:11 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:44:11 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.019567 2024-10-25 08:44:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:44:11 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:44:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:44:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:44:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:44:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:44:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:44:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:44:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:44:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:44:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:44:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:44:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:44:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:44:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:44:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:44:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:44:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:44:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:44:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:44:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:44:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:44:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:44:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:44:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:44:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:44:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:44:18 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:44:18 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:44:18 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:44:18 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:44:18 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:44:20 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:44:09.625716 End time: 2024-10-25 08:44:19.598042 2024-10-25 08:44:20 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:44:20 INFO tclean::::casa ########################################## 2024-10-25 08:44:20 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:44:20 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:44:20 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) 2024-10-25 08:44:20 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:44:20 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:44:20 2024****** 2024-10-25 08:44:20 INFO ImageFitter::fit+ 2024-10-25 08:44:20 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:44:20 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:44:20 INFO ImageFitter::fit+ --- region: 2024-10-25 08:44:20 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:44:20 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:44:20 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:44:20 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:44:20 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:44:20 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:44:20 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:44:20 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) 2024-10-25 08:44:20 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:44:20 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:44:20 INFO imstat::::casa ########################################## 2024-10-25 08:44:20 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:44:20 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 ) 2024-10-25 08:44:20 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:44:20 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:44:20 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:44:20 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:44:20 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:44:20 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) 2024-10-25 08:44:20 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:44:20 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:44:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:44:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:44:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:44:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:44:20 INFO imstat:::: Values --- 2024-10-25 08:44:20 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:44:20 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:44:20 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:44:20 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam 2024-10-25 08:44:20 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:44:20 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-10-25 08:44:20 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:44:20 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-10-25 08:44:20 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:44:20 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:44:20 INFO imstat:::: Statistics --- 2024-10-25 08:44:20 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:44:20 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:44:20 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:44:20 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:44:20 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam 2024-10-25 08:44:20 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam 2024-10-25 08:44:20 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam 2024-10-25 08:44:20 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam 2024-10-25 08:44:20 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam 2024-10-25 08:44:20 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:44:20 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:44:20 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:44:20 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:44:20 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:44:20 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:44:20 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 2024-10-25 08:44:20 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:44:19.680334 End time: 2024-10-25 08:44:19.711155 2024-10-25 08:44:20 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:44:20 INFO imstat::::casa ########################################## 2024-10-25 08:44:20 INFO phaseshift::::casa ########################################## 2024-10-25 08:44:20 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:44:20 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 0.697578292rad' ) 2024-10-25 08:44:20 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:44:20 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:44:20 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:44:20 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:44:20 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:44:20 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:44:20 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:44:20 INFO MSTransformManager::open Select data 2024-10-25 08:44:20 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:44:23 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 0.697578292rad successfully parsed 2024-10-25 08:44:23 INFO phaseshift::::casa Shift phase center 2024-10-25 08:44:24 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:44:19.729651 End time: 2024-10-25 08:44:23.998262 2024-10-25 08:44:24 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:44:24 INFO phaseshift::::casa ########################################## 2024-10-25 08:44:24 INFO tclean::::casa ########################################## 2024-10-25 08:44:24 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:44:24 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 ) 2024-10-25 08:44:24 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:44:24 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:44:24 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:44:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:44:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:44:24 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:44:24 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:44:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:44:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:44:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:44:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:44:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:44:26 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:44:26 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027356 2024-10-25 08:44:26 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:44:27 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:44:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:44:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:44:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:44:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:44:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:44:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:44:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:44:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:44:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:44:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:44:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:44:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:44:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:44:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:44:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:44:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:44:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:44:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:44:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:44:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:44:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:44:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:44:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:44:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:44:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:44:37 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:44:37 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:44:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:44:39 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:44:39 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:44:40 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:44:24.072834 End time: 2024-10-25 08:44:39.695371 2024-10-25 08:44:40 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:44:40 INFO tclean::::casa ########################################## 2024-10-25 08:44:40 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:44:40 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:44:40 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:44:40 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:44:40 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:44:40 2024****** 2024-10-25 08:44:40 INFO ImageFitter::fit+ 2024-10-25 08:44:40 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:44:40 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:44:40 INFO ImageFitter::fit+ --- region: 2024-10-25 08:44:40 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:44:40 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:44:40 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:44:40 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:44:40 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:44:40 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:44:40 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:44:40 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) 2024-10-25 08:44:40 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:44:40 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:44:40 INFO imstat::::casa ########################################## 2024-10-25 08:44:40 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:44:40 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-10-25 08:44:40 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:44:40 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:44:40 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:44:40 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:44:40 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:44:40 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:44:40 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:44:40 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:44:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:44:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:44:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:44:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:44:40 INFO imstat:::: Values --- 2024-10-25 08:44:40 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:44:40 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:44:40 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:44:40 INFO imstat:::: -- minimum value [min]: -7.7781e-05 Jy/beam 2024-10-25 08:44:40 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:44:40 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:44:40 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:44:40 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:44:40 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:44:40 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:44:40 INFO imstat:::: Statistics --- 2024-10-25 08:44:40 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:44:40 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:44:40 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:44:40 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:44:40 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam 2024-10-25 08:44:40 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73593e-05 Jy/beam 2024-10-25 08:44:40 INFO imstat:::: -- IQR [quartile]: 3.56161e-05 Jy/beam 2024-10-25 08:44:40 INFO imstat:::: -- First quartile [q1]: -3.45125e-05 Jy/beam 2024-10-25 08:44:40 INFO imstat:::: -- Third quartile [q3]: 1.10364e-06 Jy/beam 2024-10-25 08:44:40 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:44:40 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:44:40 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:44:40 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:44:40 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:44:40 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:44:40 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 2024-10-25 08:44:40 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:44:39.774335 End time: 2024-10-25 08:44:39.823564 2024-10-25 08:44:40 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:44:40 INFO imstat::::casa ########################################## 2024-10-25 08:44:40 INFO phaseshift::::casa ########################################## 2024-10-25 08:44:40 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:44:40 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 39d58m05.8512' ) 2024-10-25 08:44:40 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:44:40 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:44:40 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:44:40 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:44:40 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:44:40 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:44:40 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:44:40 INFO MSTransformManager::open Select data 2024-10-25 08:44:40 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:44:44 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39d58m05.8512 successfully parsed 2024-10-25 08:44:44 INFO phaseshift::::casa Shift phase center 2024-10-25 08:44:45 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:44:39.848936 End time: 2024-10-25 08:44:45.212334 2024-10-25 08:44:45 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:44:45 INFO phaseshift::::casa ########################################## 2024-10-25 08:44:45 INFO tclean::::casa ########################################## 2024-10-25 08:44:45 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:44:45 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 ) 2024-10-25 08:44:45 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:44:45 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:44:45 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:44:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:44:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:44:45 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:44:45 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:44:45 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:44:45 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:44:45 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:44:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:44:45 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:44:47 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:44:47 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028445 2024-10-25 08:44:47 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:44:47 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:44:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:44:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:44:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:44:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:44:48 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:44:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:44:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:44:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:44:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:44:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:44:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:44:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:44:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:44:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:44:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:44:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:44:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:44:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:44:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:44:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:44:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:44:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:44:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:44:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:44:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:44:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:44:53 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:44:53 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:44:53 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:44:53 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:44:53 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:44:55 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:44:45.283826 End time: 2024-10-25 08:44:54.762791 2024-10-25 08:44:55 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:44:55 INFO tclean::::casa ########################################## 2024-10-25 08:44:55 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:44:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:44:55 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) 2024-10-25 08:44:55 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:44:55 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:44:55 2024****** 2024-10-25 08:44:55 INFO ImageFitter::fit+ 2024-10-25 08:44:55 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:44:55 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:44:55 INFO ImageFitter::fit+ --- region: 2024-10-25 08:44:55 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:44:55 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:44:55 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:44:55 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:44:55 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:44:55 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:44:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:44:55 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) 2024-10-25 08:44:55 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:44:55 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:44:55 INFO imstat::::casa ########################################## 2024-10-25 08:44:55 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:44:55 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 ) 2024-10-25 08:44:55 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:44:55 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:44:55 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:44:55 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:44:55 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:44:55 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) 2024-10-25 08:44:55 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:44:55 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:44:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:44:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:44:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:44:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:44:55 INFO imstat:::: Values --- 2024-10-25 08:44:55 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:44:55 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:44:55 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:44:55 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-10-25 08:44:55 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:44:55 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:44:55 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:44:55 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:44:55 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:44:55 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:44:55 INFO imstat:::: Statistics --- 2024-10-25 08:44:55 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:44:55 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:44:55 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:44:55 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:44:55 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-10-25 08:44:55 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-10-25 08:44:55 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-10-25 08:44:55 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-10-25 08:44:55 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-10-25 08:44:55 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:44:55 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:44:55 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:44:55 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:44:55 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:44:55 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:44:55 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 2024-10-25 08:44:55 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:44:54.845337 End time: 2024-10-25 08:44:54.875236 2024-10-25 08:44:55 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:44:55 INFO imstat::::casa ########################################## 2024-10-25 08:44:55 INFO phaseshift::::casa ########################################## 2024-10-25 08:44:55 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:44:55 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 02:39:52.3901' ) 2024-10-25 08:44:55 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:44:55 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:44:55 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:44:55 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:44:55 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:44:55 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:44:55 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:44:55 INFO MSTransformManager::open Select data 2024-10-25 08:44:55 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 ".". 2024-10-25 08:44:57 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 02:39:52.3901 successfully parsed 2024-10-25 08:44:57 INFO phaseshift::::casa Shift phase center 2024-10-25 08:44:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:44:54.893867 End time: 2024-10-25 08:44:58.214708 2024-10-25 08:44:58 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:44:58 INFO phaseshift::::casa ########################################## 2024-10-25 08:44:58 INFO tclean::::casa ########################################## 2024-10-25 08:44:58 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:44:58 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 ) 2024-10-25 08:44:58 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:44:58 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:44:58 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:44:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:44:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:44:58 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:44:58 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:44:58 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:44:58 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:44:58 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:44:58 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:44:58 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:44:59 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:44:59 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023144 2024-10-25 08:44:59 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:44:59 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:45:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:45:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:45:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:45:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:45:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:45:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:45:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:45:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:45:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:45:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:45:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:45:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:45:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:45:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:45:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:45:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:45:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:45:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:45:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:45:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:45:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:45:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:45:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:45:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:45:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:45:10 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:45:10 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:45:10 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:45:10 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:45:11 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:45:12 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:44:58.286208 End time: 2024-10-25 08:45:11.682470 2024-10-25 08:45:12 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:45:12 INFO tclean::::casa ########################################## 2024-10-25 08:45:12 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:45:12 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:45:12 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) 2024-10-25 08:45:12 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:45:12 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:45:12 2024****** 2024-10-25 08:45:12 INFO ImageFitter::fit+ 2024-10-25 08:45:12 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:45:12 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:45:12 INFO ImageFitter::fit+ --- region: 2024-10-25 08:45:12 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:45:12 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:45:12 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:45:12 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:45:12 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:45:12 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:45:12 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:45:12 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) 2024-10-25 08:45:12 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:45:12 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:45:12 INFO imstat::::casa ########################################## 2024-10-25 08:45:12 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:45:12 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 ) 2024-10-25 08:45:12 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:45:12 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:45:12 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:45:12 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:45:12 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:45:12 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) 2024-10-25 08:45:12 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:45:12 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:45:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:45:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:45:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-10-25 08:45:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-10-25 08:45:12 INFO imstat:::: Values --- 2024-10-25 08:45:12 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:45:12 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:45:12 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:45:12 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam 2024-10-25 08:45:12 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:45:12 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:45:12 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:45:12 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:45:12 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:45:12 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:45:12 INFO imstat:::: Statistics --- 2024-10-25 08:45:12 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:45:12 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:45:12 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:45:12 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:45:12 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam 2024-10-25 08:45:12 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam 2024-10-25 08:45:12 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam 2024-10-25 08:45:12 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam 2024-10-25 08:45:12 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam 2024-10-25 08:45:12 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:45:12 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:45:12 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:45:12 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:45:12 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:45:12 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:45:12 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 2024-10-25 08:45:12 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:45:11.776122 End time: 2024-10-25 08:45:11.809047 2024-10-25 08:45:12 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:45:12 INFO imstat::::casa ########################################## 2024-10-25 08:45:12 INFO phaseshift::::casa ########################################## 2024-10-25 08:45:12 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:45:12 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 39.968292000deg' ) 2024-10-25 08:45:12 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:45:12 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:45:12 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:45:12 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:45:12 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:45:12 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:45:12 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:45:12 INFO MSTransformManager::open Select data 2024-10-25 08:45:12 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:45:14 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39.968292000deg successfully parsed 2024-10-25 08:45:14 INFO phaseshift::::casa Shift phase center 2024-10-25 08:45:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:45:11.829797 End time: 2024-10-25 08:45:14.867080 2024-10-25 08:45:15 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:45:15 INFO phaseshift::::casa ########################################## 2024-10-25 08:45:15 INFO tclean::::casa ########################################## 2024-10-25 08:45:15 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:45:15 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 ) 2024-10-25 08:45:15 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:45:15 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:45:15 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:45:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:45:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:45:15 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:45:15 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:45:15 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:45:15 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:45:15 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:45:15 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:45:15 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:45:17 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:45:17 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029422 2024-10-25 08:45:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:45:17 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:45:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:45:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:45:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:45:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:45:19 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:45:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:45:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:45:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:45:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:45:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:45:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:45:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:45:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:45:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:45:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:45:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:45:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:45:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:45:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:45:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:45:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:45:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:45:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:45:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:45:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:45:25 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:45:25 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:45:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:45:26 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:45:26 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:45:26 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:45:14.922305 End time: 2024-10-25 08:45:26.209693 2024-10-25 08:45:26 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:45:26 INFO tclean::::casa ########################################## 2024-10-25 08:45:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:45:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:45:26 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) 2024-10-25 08:45:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:45:26 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:45:26 2024****** 2024-10-25 08:45:26 INFO ImageFitter::fit+ 2024-10-25 08:45:26 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:45:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:45:26 INFO ImageFitter::fit+ --- region: 2024-10-25 08:45:26 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:45:26 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:45:26 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:45:26 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:45:26 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:45:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:45:26 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:45:26 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) 2024-10-25 08:45:26 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:45:26 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:45:26 INFO imstat::::casa ########################################## 2024-10-25 08:45:26 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:45:26 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 ) 2024-10-25 08:45:26 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:45:26 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:45:26 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:45:26 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:45:26 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:45:26 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) 2024-10-25 08:45:26 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:45:26 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:45:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:45:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:45:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:45:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:45:26 INFO imstat:::: Values --- 2024-10-25 08:45:26 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:45:26 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:45:26 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:45:26 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-10-25 08:45:26 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:45:26 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:45:26 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:45:26 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:45:26 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:45:26 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:45:26 INFO imstat:::: Statistics --- 2024-10-25 08:45:26 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:45:26 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:45:26 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:45:26 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:45:26 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-10-25 08:45:26 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-10-25 08:45:26 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-10-25 08:45:26 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-10-25 08:45:26 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-10-25 08:45:26 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:45:26 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:45:26 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:45:26 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:45:26 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:45:26 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:45:26 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 2024-10-25 08:45:26 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:45:26.297728 End time: 2024-10-25 08:45:26.335020 2024-10-25 08:45:26 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:45:26 INFO imstat::::casa ########################################## 2024-10-25 08:45:26 INFO phaseshift::::casa ########################################## 2024-10-25 08:45:26 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:45:26 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 0.697578292rad' ) 2024-10-25 08:45:26 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:45:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:45:26 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:45:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:45:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:45:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:45:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:45:26 INFO MSTransformManager::open Select data 2024-10-25 08:45:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:45:29 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 0.697578292rad successfully parsed 2024-10-25 08:45:29 INFO phaseshift::::casa Shift phase center 2024-10-25 08:45:30 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:45:26.349427 End time: 2024-10-25 08:45:30.134058 2024-10-25 08:45:30 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:45:30 INFO phaseshift::::casa ########################################## 2024-10-25 08:45:30 INFO tclean::::casa ########################################## 2024-10-25 08:45:30 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:45:30 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 ) 2024-10-25 08:45:30 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:45:30 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:45:30 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:45:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:45:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:45:30 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:45:30 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:45:30 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:45:30 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:45:30 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:45:30 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:45:30 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:45:31 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:45:31 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014383 2024-10-25 08:45:31 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:45:31 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:45:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:45:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:45:33 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:45:33 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:45:33 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:45:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:45:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:45:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:45:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:45:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:45:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:45:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:45:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:45:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:45:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:45:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:45:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:45:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:45:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:45:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:45:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:45:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:45:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:45:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:45:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:45:37 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:45:37 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:45:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:45:38 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:45:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:45:39 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:45:30.203616 End time: 2024-10-25 08:45:39.317218 2024-10-25 08:45:39 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:45:39 INFO tclean::::casa ########################################## 2024-10-25 08:45:39 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:45:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:45:39 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) 2024-10-25 08:45:39 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:45:39 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:45:39 2024****** 2024-10-25 08:45:39 INFO ImageFitter::fit+ 2024-10-25 08:45:39 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:45:39 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:45:39 INFO ImageFitter::fit+ --- region: 2024-10-25 08:45:39 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:45:39 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:45:39 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:45:39 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:45:39 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:45:39 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:45:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:45:39 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) 2024-10-25 08:45:39 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:45:39 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:45:39 INFO imstat::::casa ########################################## 2024-10-25 08:45:39 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:45:39 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 ) 2024-10-25 08:45:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:45:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:45:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:45:39 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:45:39 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:45:39 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) 2024-10-25 08:45:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:45:39 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:45:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:45:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:45:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:45:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:45:39 INFO imstat:::: Values --- 2024-10-25 08:45:39 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:45:39 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:45:39 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:45:39 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam 2024-10-25 08:45:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:45:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:45:39 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:45:39 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:45:39 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:45:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:45:39 INFO imstat:::: Statistics --- 2024-10-25 08:45:39 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:45:39 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:45:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:45:39 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:45:39 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam 2024-10-25 08:45:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam 2024-10-25 08:45:39 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam 2024-10-25 08:45:39 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam 2024-10-25 08:45:39 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam 2024-10-25 08:45:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:45:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:45:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:45:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:45:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:45:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:45:39 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 2024-10-25 08:45:39 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:45:39.393608 End time: 2024-10-25 08:45:39.422566 2024-10-25 08:45:39 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:45:39 INFO imstat::::casa ########################################## 2024-10-25 08:45:39 INFO phaseshift::::casa ########################################## 2024-10-25 08:45:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:45:39 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 5.201492224rad 39d58m05.8512' ) 2024-10-25 08:45:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:45:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:45:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:45:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:45:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:45:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:45:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:45:39 INFO MSTransformManager::open Select data 2024-10-25 08:45:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:45:42 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39d58m05.8512 successfully parsed 2024-10-25 08:45:42 INFO phaseshift::::casa Shift phase center 2024-10-25 08:45:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:45:39.440372 End time: 2024-10-25 08:45:42.882805 2024-10-25 08:45:43 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:45:43 INFO phaseshift::::casa ########################################## 2024-10-25 08:45:43 INFO tclean::::casa ########################################## 2024-10-25 08:45:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:45:43 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 ) 2024-10-25 08:45:43 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:45:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:45:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:45:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:45:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:45:43 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:45:43 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:45:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:45:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:45:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:45:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:45:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:45:44 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:45:44 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029351 2024-10-25 08:45:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:45:44 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:45:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:45:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:45:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:45:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:45:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:45:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:45:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:45:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:45:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:45:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:45:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:45:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:45:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:45:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:45:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:45:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:45:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:45:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:45:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:45:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:45:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:45:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:45:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:45:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:45:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:45:51 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:45:51 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:45:51 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:45:51 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:45:52 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:45:53 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:45:42.935518 End time: 2024-10-25 08:45:52.745465 2024-10-25 08:45:53 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:45:53 INFO tclean::::casa ########################################## 2024-10-25 08:45:53 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:45:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:45:53 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) 2024-10-25 08:45:53 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:45:53 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:45:53 2024****** 2024-10-25 08:45:53 INFO ImageFitter::fit+ 2024-10-25 08:45:53 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:45:53 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:45:53 INFO ImageFitter::fit+ --- region: 2024-10-25 08:45:53 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:45:53 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:45:53 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:45:53 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:45:53 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:45:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:45:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:45:53 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) 2024-10-25 08:45:53 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:45:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:45:53 INFO imstat::::casa ########################################## 2024-10-25 08:45:53 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:45:53 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 ) 2024-10-25 08:45:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:45:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:45:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:45:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:45:53 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:45:53 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) 2024-10-25 08:45:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:45:53 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:45:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:45:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:45:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:45:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:45:53 INFO imstat:::: Values --- 2024-10-25 08:45:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:45:53 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:45:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:45:53 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam 2024-10-25 08:45:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:45:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:45:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:45:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:45:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:45:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:45:53 INFO imstat:::: Statistics --- 2024-10-25 08:45:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:45:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:45:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:45:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:45:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam 2024-10-25 08:45:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam 2024-10-25 08:45:53 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam 2024-10-25 08:45:53 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam 2024-10-25 08:45:53 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam 2024-10-25 08:45:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:45:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:45:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:45:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:45:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:45:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:45:53 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 2024-10-25 08:45:53 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:45:52.838017 End time: 2024-10-25 08:45:52.870436 2024-10-25 08:45:53 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:45:53 INFO imstat::::casa ########################################## 2024-10-25 08:45:53 INFO phaseshift::::casa ########################################## 2024-10-25 08:45:53 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:45:53 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 02:39:52.3901' ) 2024-10-25 08:45:53 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:45:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:45:53 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:45:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:45:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:45:53 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:45:53 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:45:53 INFO MSTransformManager::open Select data 2024-10-25 08:45:53 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 ".". 2024-10-25 08:45:55 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 02:39:52.3901 successfully parsed 2024-10-25 08:45:55 INFO phaseshift::::casa Shift phase center 2024-10-25 08:45:56 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:45:52.889692 End time: 2024-10-25 08:45:56.114283 2024-10-25 08:45:56 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:45:56 INFO phaseshift::::casa ########################################## 2024-10-25 08:45:56 INFO tclean::::casa ########################################## 2024-10-25 08:45:56 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:45:56 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 ) 2024-10-25 08:45:56 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:45:56 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:45:56 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:45:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:45:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:45:56 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:45:56 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:45:56 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:45:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:45:56 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:45:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:45:56 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:45:57 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:45:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027225 2024-10-25 08:45:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:45:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:45:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:45:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:45:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:45:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:45:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:45:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:45:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:46:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:46:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:46:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:46:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:46:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:46:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:46:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:46:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:46:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:46:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:46:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:46:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:46:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:46:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:46:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:46:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:46:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:46:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-10-25 08:46:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:46:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:46:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:46:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:46:04 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:46:04 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:46:04 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:46:05 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:46:05 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:46:06 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:45:56.180355 End time: 2024-10-25 08:46:05.902091 2024-10-25 08:46:06 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:46:06 INFO tclean::::casa ########################################## 2024-10-25 08:46:06 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:46:06 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:46:06 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) 2024-10-25 08:46:06 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:46:06 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:46:06 2024****** 2024-10-25 08:46:06 INFO ImageFitter::fit+ 2024-10-25 08:46:06 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:46:06 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:46:06 INFO ImageFitter::fit+ --- region: 2024-10-25 08:46:06 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:46:06 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:46:06 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:46:06 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:46:06 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:46:06 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:46:06 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:46:06 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) 2024-10-25 08:46:06 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116885 Jy 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126501 Jy 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:46:06 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:46:06 INFO imstat::::casa ########################################## 2024-10-25 08:46:06 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:46:06 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 ) 2024-10-25 08:46:06 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:46:06 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:46:06 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:46:06 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:46:06 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:46:06 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) 2024-10-25 08:46:06 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:46:06 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:46:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:46:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:46:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-10-25 08:46:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-10-25 08:46:06 INFO imstat:::: Values --- 2024-10-25 08:46:06 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:46:06 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:46:06 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:46:06 INFO imstat:::: -- minimum value [min]: -7.78268e-05 Jy/beam 2024-10-25 08:46:06 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:46:06 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:46:06 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:46:06 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:46:06 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:46:06 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:46:06 INFO imstat:::: Statistics --- 2024-10-25 08:46:06 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:46:06 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:46:06 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:46:06 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:46:06 INFO imstat:::: -- Median of the pixel values [median]: -1.8675e-05 Jy/beam 2024-10-25 08:46:06 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73782e-05 Jy/beam 2024-10-25 08:46:06 INFO imstat:::: -- IQR [quartile]: 3.56598e-05 Jy/beam 2024-10-25 08:46:06 INFO imstat:::: -- First quartile [q1]: -3.45364e-05 Jy/beam 2024-10-25 08:46:06 INFO imstat:::: -- Third quartile [q3]: 1.12335e-06 Jy/beam 2024-10-25 08:46:06 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:46:06 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:46:06 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:46:06 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:46:06 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:46:06 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:46:06 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 2024-10-25 08:46:06 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:46:05.965896 End time: 2024-10-25 08:46:05.991294 2024-10-25 08:46:06 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:46:06 INFO imstat::::casa ########################################## 2024-10-25 08:46:06 INFO phaseshift::::casa ########################################## 2024-10-25 08:46:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:46:06 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' ) 2024-10-25 08:46:06 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:46:06 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:46:06 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:46:06 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:46:06 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:46:06 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:46:06 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:46:06 INFO MSTransformManager::open Select data 2024-10-25 08:46:06 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:46:08 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39.968292000deg successfully parsed 2024-10-25 08:46:08 INFO phaseshift::::casa Shift phase center 2024-10-25 08:46:09 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:46:06.007788 End time: 2024-10-25 08:46:08.781448 2024-10-25 08:46:09 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:46:09 INFO phaseshift::::casa ########################################## 2024-10-25 08:46:09 INFO tclean::::casa ########################################## 2024-10-25 08:46:09 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:46:09 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 ) 2024-10-25 08:46:09 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:46:09 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:46:09 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:46:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:46:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:46:09 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:46:09 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:46:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:46:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:46:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:46:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:46:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:46:10 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:46:10 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027815 2024-10-25 08:46:10 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:46:10 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:46:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:46:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:46:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:46:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:46:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:46:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:46:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:46:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:46:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:46:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:46:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:46:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:46:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:46:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:46:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:46:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:46:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:46:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:46:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:46:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:46:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:46:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:46:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:46:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:46:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:46:16 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:46:16 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:46:16 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:46:16 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:46:16 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:46:17 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:46:08.855415 End time: 2024-10-25 08:46:17.059145 2024-10-25 08:46:17 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:46:17 INFO tclean::::casa ########################################## 2024-10-25 08:46:17 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:46:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:46:17 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) 2024-10-25 08:46:17 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:46:17 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:46:17 2024****** 2024-10-25 08:46:17 INFO ImageFitter::fit+ 2024-10-25 08:46:17 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:46:17 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:46:17 INFO ImageFitter::fit+ --- region: 2024-10-25 08:46:17 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:46:17 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:46:17 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:46:17 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:46:17 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:46:17 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:46:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:46:17 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) 2024-10-25 08:46:17 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:46:17 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:46:17 INFO imstat::::casa ########################################## 2024-10-25 08:46:17 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:46:17 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 ) 2024-10-25 08:46:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:46:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:46:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:46:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:46:17 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:46:17 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:46:17 INFO imstat:::: Values --- 2024-10-25 08:46:17 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:46:17 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:46:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:46:17 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam 2024-10-25 08:46:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:46:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:46:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:46:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:46:17 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:46:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:46:17 INFO imstat:::: Statistics --- 2024-10-25 08:46:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:46:17 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:46:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:46:17 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:46:17 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam 2024-10-25 08:46:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam 2024-10-25 08:46:17 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam 2024-10-25 08:46:17 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam 2024-10-25 08:46:17 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:46:17 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778534e-05 4.999996e+00 2024-10-25 08:46:17 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:46:17.148139 End time: 2024-10-25 08:46:17.180355 2024-10-25 08:46:17 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:46:17 INFO imstat::::casa ########################################## 2024-10-25 08:46:17 INFO phaseshift::::casa ########################################## 2024-10-25 08:46:17 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-10-25 08:46:17 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 0.697578292rad' ) 2024-10-25 08:46:17 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-10-25 08:46:17 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-10-25 08:46:17 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-10-25 08:46:17 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-10-25 08:46:17 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-10-25 08:46:17 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-10-25 08:46:17 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-10-25 08:46:17 INFO MSTransformManager::open Select data 2024-10-25 08:46:17 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-10-25 08:46:20 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 0.697578292rad successfully parsed 2024-10-25 08:46:20 INFO phaseshift::::casa Shift phase center 2024-10-25 08:46:20 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-10-25 08:46:17.200087 End time: 2024-10-25 08:46:20.483354 2024-10-25 08:46:20 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-10-25 08:46:20 INFO phaseshift::::casa ########################################## 2024-10-25 08:46:21 INFO tclean::::casa ########################################## 2024-10-25 08:46:21 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-10-25 08:46:21 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-10-25 08:46:21 INFO tclean::::casa Verifying Input Parameters 2024-10-25 08:46:21 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-10-25 08:46:21 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-10-25 08:46:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:46:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-10-25 08:46:21 INFO SynthesisImagerVi2::defineImage Impars: start 2024-10-25 08:46:21 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-10-25 08:46:21 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-10-25 08:46:21 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-10-25 08:46:21 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-10-25 08:46:21 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-10-25 08:46:21 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-10-25 08:46:22 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-10-25 08:46:22 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024987 2024-10-25 08:46:22 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:46:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-10-25 08:46:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-10-25 08:46:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:46:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-10-25 08:46:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-10-25 08:46:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-10-25 08:46:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:46:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-10-25 08:46:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-10-25 08:46:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-10-25 08:46:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-10-25 08:46:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-10-25 08:46:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:46:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-10-25 08:46:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-10-25 08:46:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-10-25 08:46:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-10-25 08:46:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-10-25 08:46:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:46:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-10-25 08:46:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-10-25 08:46:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-10-25 08:46:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-10-25 08:46:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-10-25 08:46:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-10-25 08:46:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-10-25 08:46:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-10-25 08:46:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-10-25 08:46:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-10-25 08:46:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-10-25 08:46:31 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-10-25 08:46:31 INFO tclean::::casa getSummary call: fullsummary=False 2024-10-25 08:46:31 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-10-25 08:46:32 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-10-25 08:46:32 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-10-25 08:46:33 INFO tclean::::casa Task tclean complete. Start time: 2024-10-25 08:46:20.554955 End time: 2024-10-25 08:46:32.956479 2024-10-25 08:46:33 INFO tclean::::casa ##### End Task: tclean ##### 2024-10-25 08:46:33 INFO tclean::::casa ########################################## 2024-10-25 08:46:33 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-10-25 08:46:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:46:33 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-10-25 08:46:33 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-10-25 08:46:33 INFO ImageFitter::fit ****** Fit performed at Fri Oct 25 08:46:33 2024****** 2024-10-25 08:46:33 INFO ImageFitter::fit+ 2024-10-25 08:46:33 INFO ImageFitter::fit+ Input parameters --- 2024-10-25 08:46:33 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-10-25 08:46:33 INFO ImageFitter::fit+ --- region: 2024-10-25 08:46:33 INFO ImageFitter::fit+ --- channel: 0 2024-10-25 08:46:33 INFO ImageFitter::fit+ --- stokes: I 2024-10-25 08:46:33 INFO ImageFitter::fit+ --- mask: 2024-10-25 08:46:33 INFO ImageFitter::fit+ --- include pixel range: [] 2024-10-25 08:46:33 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-10-25 08:46:33 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-10-25 08:46:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:46:33 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) 2024-10-25 08:46:33 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ Position --- 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ Flux --- 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-10-25 08:46:33 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-10-25 08:46:33 INFO imstat::::casa ########################################## 2024-10-25 08:46:33 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-10-25 08:46:33 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 ) 2024-10-25 08:46:33 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-10-25 08:46:33 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-10-25 08:46:33 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-10-25 08:46:33 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-10-25 08:46:33 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-10-25 08:46:33 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) 2024-10-25 08:46:33 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-10-25 08:46:33 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-10-25 08:46:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-10-25 08:46:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-10-25 08:46:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-10-25 08:46:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-10-25 08:46:33 INFO imstat:::: Values --- 2024-10-25 08:46:33 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-10-25 08:46:33 INFO imstat:::: -- number of points [npts]: 65536 2024-10-25 08:46:33 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-10-25 08:46:33 INFO imstat:::: -- minimum value [min]: -7.77956e-05 Jy/beam 2024-10-25 08:46:33 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-10-25 08:46:33 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-10-25 08:46:33 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-10-25 08:46:33 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-10-25 08:46:33 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-10-25 08:46:33 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-10-25 08:46:33 INFO imstat:::: Statistics --- 2024-10-25 08:46:33 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-10-25 08:46:33 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-10-25 08:46:33 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-10-25 08:46:33 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-10-25 08:46:33 INFO imstat:::: -- Median of the pixel values [median]: -1.86648e-05 Jy/beam 2024-10-25 08:46:33 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73536e-05 Jy/beam 2024-10-25 08:46:33 INFO imstat:::: -- IQR [quartile]: 3.5639e-05 Jy/beam 2024-10-25 08:46:33 INFO imstat:::: -- First quartile [q1]: -3.45152e-05 Jy/beam 2024-10-25 08:46:33 INFO imstat:::: -- Third quartile [q3]: 1.12373e-06 Jy/beam 2024-10-25 08:46:33 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-10-25 08:46:33 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-10-25 08:46:33 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-10-25 08:46:33 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-10-25 08:46:33 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-10-25 08:46:33 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-10-25 08:46:33 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 2024-10-25 08:46:33 INFO imstat::::casa Task imstat complete. Start time: 2024-10-25 08:46:33.045756 End time: 2024-10-25 08:46:33.075483 2024-10-25 08:46:33 INFO imstat::::casa ##### End Task: imstat ##### 2024-10-25 08:46:33 INFO imstat::::casa ########################################## . Using user configuration file /home/casatest/.casa/config.py Using matplotlib backend: agg CASA 6.7.0.12 -- Common Astronomy Software Applications [6.7.0.12] 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} ---------------------------------------------------------------------- Ran 13 tests in 1708.640s OK