2024-06-05 20:01:02 INFO ::casa 2024-06-05 20:01:02 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic 2024-06-05 20:01:02 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2024/05/18/15:00, 2024/04/18/00:00:00 2024-06-05 20:01:02 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2024/05/18/15:00, 2024/04/18/00:00:00 2024-06-05 20:01:02 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2024/06/04/15:00, 2024/09/02/00:00:00 2024-06-05 20:01:02 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2024/05/24/15:00, 2017/01/01/00:00:00 2024-06-05 20:01:07 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:07 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:01:07 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' ) 2024-06-05 20:01:07 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-06-05 20:01:07 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:01:07 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-06-05 20:01:07 INFO MSTransformManager::parseDataSelParams array selection is 1 2024-06-05 20:01:07 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:01:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:01:07 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [1] 2024-06-05 20:01:07 INFO MSTransformManager::open Select data 2024-06-05 20:01:07 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:01:07 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows. 2024-06-05 20:01:07 INFO name:: No table opened. 2024-06-05 20:01:07 INFO name:: No table opened. 2024-06-05 20:01:07 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows. 2024-06-05 20:01:07 INFO phaseshift::::casa Traceback (most recent call last): 2024-06-05 20:01:07 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift 2024-06-05 20:01:07 INFO phaseshift::::casa+ mtlocal.open() 2024-06-05 20:01:07 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-06-05 20:01:07 INFO phaseshift::::casa+ return self._swigobj.open() 2024-06-05 20:01:07 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-06-05 20:01:07 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-06-05 20:01:07 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-06-05 20:01:07 INFO phaseshift::::casa+ 2024-06-05 20:01:07 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-06-05 20:01:07 INFO phaseshift::::casa+ 2024-06-05 20:01:07 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-06-05 20:01:07 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-06-05 20:01:07 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'] ) 2024-06-05 20:01:07 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift 2024-06-05 20:01:07 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-06-05 20:01:07 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-06-05 20:01:07 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:01:07.255002 End time: 2024-06-05 20:01:07.327004 2024-06-05 20:01:07 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:01:07 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:08 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:08 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:01:08 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' ) 2024-06-05 20:01:08 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-06-05 20:01:08 INFO MSTransformManager::parseMsSpecParams Data column is MODEL 2024-06-05 20:01:08 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-06-05 20:01:08 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:01:08 WARN MSTransformManager::checkDataColumnsToFill MODEL_DATA column requested but not available in input MS 2024-06-05 20:01:08 INFO MSTransformManager::open Select data 2024-06-05 20:01:08 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:01:08 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). 2024-06-05 20:01:08 INFO name:: No table opened. 2024-06-05 20:01:08 INFO name:: No table opened. 2024-06-05 20:01:08 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). 2024-06-05 20:01:08 INFO phaseshift::::casa Traceback (most recent call last): 2024-06-05 20:01:08 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift 2024-06-05 20:01:08 INFO phaseshift::::casa+ mtlocal.open() 2024-06-05 20:01:08 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-06-05 20:01:08 INFO phaseshift::::casa+ return self._swigobj.open() 2024-06-05 20:01:08 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-06-05 20:01:08 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-06-05 20:01:08 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). 2024-06-05 20:01:08 INFO phaseshift::::casa+ 2024-06-05 20:01:08 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-06-05 20:01:08 INFO phaseshift::::casa+ 2024-06-05 20:01:08 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-06-05 20:01:08 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-06-05 20:01:08 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'] ) 2024-06-05 20:01:08 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift 2024-06-05 20:01:08 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-06-05 20:01:08 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). 2024-06-05 20:01:08 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:01:08.206747 End time: 2024-06-05 20:01:08.234683 2024-06-05 20:01:08 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:01:08 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:08 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:08 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:01:08 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='DATA', phasecenter='ICRS 00h06m14 -06d23m35' ) 2024-06-05 20:01:08 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-06-05 20:01:08 INFO MSTransformManager::parseMsSpecParams Data column is DATA 2024-06-05 20:01:08 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-06-05 20:01:08 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:01:08 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:01:08 INFO MSTransformManager::open Select data 2024-06-05 20:01:08 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:01:11 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-06-05 20:01:11 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-06-05 20:01:14 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-06-05 20:01:14 INFO phaseshift::::casa Shift phase center 2024-06-05 20:01:42 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:01:08.235797 End time: 2024-06-05 20:01:41.796287 2024-06-05 20:01:42 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:01:42 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:43 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:43 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:01:43 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' ) 2024-06-05 20:01:43 INFO MSTransformManager::parseMsSpecParams Input file name is Itziar_copy.ms 2024-06-05 20:01:43 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:01:43 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-06-05 20:01:43 INFO MSTransformManager::parseDataSelParams field selection is 2 2024-06-05 20:01:43 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:01:43 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:01:43 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:01:43 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:01:43 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [2] 2024-06-05 20:01:43 INFO MSTransformManager::open Select data 2024-06-05 20:01:43 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:01:43 INFO MSTransformDataHandler::makeSelection 6125 out of 245000 rows are going to be considered due to the selection criteria. 2024-06-05 20:01:45 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 00h00m01 -29d55m40 successfully parsed 2024-06-05 20:01:45 INFO phaseshift::::casa Shift phase center 2024-06-05 20:01:46 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:01:42.812566 End time: 2024-06-05 20:01:46.338284 2024-06-05 20:01:46 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:01:46 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:47 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:47 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:01:47 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' ) 2024-06-05 20:01:47 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-06-05 20:01:47 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:01:47 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-06-05 20:01:47 INFO MSTransformManager::parseDataSelParams scan intent selection is *FLUX* 2024-06-05 20:01:47 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:01:47 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:01:47 INFO MSTransformManager::initDataSelectionParams Selected Scans Intents Ids are [12] 2024-06-05 20:01:47 INFO MSTransformManager::open Select data 2024-06-05 20:01:47 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:01:47 INFO MSTransformDataHandler::makeSelection 570 out of 6270 rows are going to be considered due to the selection criteria. 2024-06-05 20:01:50 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas 2024-06-05 20:01:50 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune 2024-06-05 20:01:52 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed 2024-06-05 20:01:52 INFO phaseshift::::casa Shift phase center 2024-06-05 20:01:52 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:01:47.400173 End time: 2024-06-05 20:01:52.249827 2024-06-05 20:01:52 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:01:52 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:53 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:53 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:01:53 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' ) 2024-06-05 20:01:53 INFO MSTransformManager::parseMsSpecParams Input file name is mms_copy.mms 2024-06-05 20:01:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:01:53 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-06-05 20:01:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:01:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:01:53 INFO MSTransformManager::open Select data 2024-06-05 20:01:53 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:01:57 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 05h30m48 13d31m48 successfully parsed 2024-06-05 20:01:57 INFO phaseshift::::casa Shift phase center 2024-06-05 20:01:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:01:53.369622 End time: 2024-06-05 20:01:58.048160 2024-06-05 20:01:58 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:01:58 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:59 INFO phaseshift::::casa ########################################## 2024-06-05 20:01:59 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:01:59 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' ) 2024-06-05 20:01:59 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms 2024-06-05 20:01:59 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:01:59 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-06-05 20:01:59 INFO MSTransformManager::parseDataSelParams observation selection is 1 2024-06-05 20:01:59 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:01:59 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:01:59 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are [] 2024-06-05 20:01:59 INFO MSTransformManager::open Select data 2024-06-05 20:01:59 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:01:59 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows. 2024-06-05 20:01:59 INFO name:: No table opened. 2024-06-05 20:01:59 INFO name:: No table opened. 2024-06-05 20:01:59 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows. 2024-06-05 20:01:59 INFO phaseshift::::casa Traceback (most recent call last): 2024-06-05 20:01:59 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift 2024-06-05 20:01:59 INFO phaseshift::::casa+ mtlocal.open() 2024-06-05 20:01:59 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open 2024-06-05 20:01:59 INFO phaseshift::::casa+ return self._swigobj.open() 2024-06-05 20:01:59 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open 2024-06-05 20:01:59 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self) 2024-06-05 20:01:59 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-06-05 20:01:59 INFO phaseshift::::casa+ 2024-06-05 20:01:59 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred: 2024-06-05 20:01:59 INFO phaseshift::::casa+ 2024-06-05 20:01:59 INFO phaseshift::::casa+ Traceback (most recent call last): 2024-06-05 20:01:59 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-06-05 20:01:59 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'] ) 2024-06-05 20:01:59 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift 2024-06-05 20:01:59 INFO phaseshift::::casa+ raise RuntimeError(str(instance)) 2024-06-05 20:01:59 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows. 2024-06-05 20:01:59 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:01:59.134925 End time: 2024-06-05 20:01:59.171091 2024-06-05 20:01:59 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:01:59 INFO phaseshift::::casa ########################################## 2024-06-05 20:02:00 INFO phaseshift::::casa ########################################## 2024-06-05 20:02:00 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:02:00 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-06-05 20:02:00 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-06-05 20:02:00 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:02:00 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-06-05 20:02:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:02:00 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:02:00 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:02:00 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:02:00 INFO MSTransformManager::open Select data 2024-06-05 20:02:00 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:02:03 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-06-05 20:02:03 INFO phaseshift::::casa Shift phase center 2024-06-05 20:02:05 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:02:00.084551 End time: 2024-06-05 20:02:04.584354 2024-06-05 20:02:05 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:02:05 INFO phaseshift::::casa ########################################## 2024-06-05 20:02:06 INFO phaseshift::::casa ########################################## 2024-06-05 20:02:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:02:06 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='' ) 2024-06-05 20:02:06 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: phasecenter parameter must be specified 2024-06-05 20:02:06 INFO phaseshift::::casa Traceback (most recent call last): 2024-06-05 20:02:06 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__ 2024-06-05 20:02:06 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'] ) 2024-06-05 20:02:06 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14360-2-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 30, in phaseshift 2024-06-05 20:02:06 INFO phaseshift::::casa+ raise ValueError('phasecenter parameter must be specified') 2024-06-05 20:02:06 INFO phaseshift::::casa+ ValueError: phasecenter parameter must be specified 2024-06-05 20:02:06 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:02:05.635203 End time: 2024-06-05 20:02:05.636107 2024-06-05 20:02:06 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:02:06 INFO phaseshift::::casa ########################################## 2024-06-05 20:02:07 INFO phaseshift::::casa ########################################## 2024-06-05 20:02:07 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:02:07 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' ) 2024-06-05 20:02:07 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-06-05 20:02:07 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:02:07 INFO MSTransformManager::parseMsSpecParams Output file name is post_phaseshift.ms 2024-06-05 20:02:07 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:02:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:02:07 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:02:07 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:02:07 INFO MSTransformManager::open Select data 2024-06-05 20:02:07 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:02:10 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-06-05 20:02:10 INFO phaseshift::::casa Shift phase center 2024-06-05 20:02:12 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:02:06.589011 End time: 2024-06-05 20:02:12.246353 2024-06-05 20:02:12 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:02:12 INFO phaseshift::::casa ########################################## 2024-06-05 20:02:12 INFO tclean::::casa ########################################## 2024-06-05 20:02:12 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:02:12 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 ) 2024-06-05 20:02:12 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:02:12 INFO SynthesisImagerVi2::selectData MS : datacopy.ms | [Opened in readonly mode] 2024-06-05 20:02:12 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-06-05 20:02:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] : 2024-06-05 20:02:13 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:02:13 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-06-05 20:02:13 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_pre] with ftmachine: wprojectft 2024-06-05 20:02:13 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 47.74 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:02:13 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:02:13 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_pre] : hogbom 2024-06-05 20:02:13 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:02:13 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-06-05 20:02:13 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-06-05 20:02:13 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-06-05 20:02:13 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-06-05 20:02:30 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 2024-06-05 20:02:31 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% 2024-06-05 20:02:38 INFO SIImageStore::calcSensitivity [im2_pre] Theoretical sensitivity (Jy/bm):0.00204403 2024-06-05 20:02:38 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.12559 2024-06-05 20:02:38 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg 2024-06-05 20:02:38 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:03:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:03:20 INFO task_tclean::SDAlgorithmBase::restore [im2_pre] : Restoring model image. 2024-06-05 20:03:20 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. 2024-06-05 20:03:21 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg 2024-06-05 20:03:21 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'] 2024-06-05 20:03:22 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:02:12.360688 End time: 2024-06-05 20:03:22.155139 2024-06-05 20:03:22 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:03:22 INFO tclean::::casa ########################################## 2024-06-05 20:03:22 INFO tclean::::casa ########################################## 2024-06-05 20:03:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:03:22 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 ) 2024-06-05 20:03:22 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:03:22 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode] 2024-06-05 20:03:22 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-06-05 20:03:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] : 2024-06-05 20:03:23 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:03:23 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-06-05 20:03:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift] with ftmachine: wprojectft 2024-06-05 20:03:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 47.72 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:03:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:03:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift] : hogbom 2024-06-05 20:03:23 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:03:23 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-06-05 20:03:23 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-06-05 20:03:23 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-06-05 20:03:23 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-06-05 20:03:39 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 2024-06-05 20:03:39 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 64265 MB 2024-06-05 20:03:43 INFO SIImageStore::calcSensitivity [im2_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00204403 2024-06-05 20:03:43 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.121931 2024-06-05 20:03:43 INFO SIImageStore::printBeamSet Beam : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg 2024-06-05 20:03:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:03:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:03:48 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift] : Restoring model image. 2024-06-05 20:03:48 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. 2024-06-05 20:03:49 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg 2024-06-05 20:03:49 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'] 2024-06-05 20:03:53 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:03:22.231724 End time: 2024-06-05 20:03:53.290426 2024-06-05 20:03:53 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:03:53 INFO tclean::::casa ########################################## 2024-06-05 20:03:53 INFO tclean::::casa ########################################## 2024-06-05 20:03:53 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:03:53 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 ) 2024-06-05 20:03:53 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:03:53 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode] 2024-06-05 20:03:53 INFO SynthesisImagerVi2::selectData NRows selected : 63180 2024-06-05 20:03:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] : 2024-06-05 20:03:54 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:03:54 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09] 2024-06-05 20:03:54 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift_tclean_phasecenter] with ftmachine: wprojectft 2024-06-05 20:03:54 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 47.74 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:03:54 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:03:54 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift_tclean_phasecenter] : hogbom 2024-06-05 20:03:54 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:03:54 INFO WPConvFunc::findConvFunction W projection using 128 planes 2024-06-05 20:03:54 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths) 2024-06-05 20:03:54 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m) 2024-06-05 20:03:54 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel 2024-06-05 20:04:10 INFO WPConvFunc::findConvFunction Convolution support = [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 28, 28, 28, 28, 28, 28, 28, 28, 28, 32, 32, 32, 32, 32, 32, 32, 32, 36, 36, 36, 36, 36, 36, 36, 40, 40, 40, 40, 40, 40, 44, 44, 44, 44, 44, 44, 44, 48, 48, 48, 48, 48, 52, 52, 52, 52, 52, 52, 56, 56, 56, 56, 56, 60, 60, 60, 60, 60, 64, 64, 64, 64, 64, 68, 68, 68, 68, 68, 72, 72, 72, 72, 76, 76, 76, 76, 80, 80, 80] pixels in Fourier plane 2024-06-05 20:04:10 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 64265 MB 2024-06-05 20:04:13 INFO SIImageStore::calcSensitivity [im2_post_phaseshift_tclean_phasecenter] Theoretical sensitivity (Jy/bm):0.00204403 2024-06-05 20:04:13 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.128666 2024-06-05 20:04:13 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg 2024-06-05 20:04:13 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:04:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:04:16 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift_tclean_phasecenter] : Restoring model image. 2024-06-05 20:04:16 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. 2024-06-05 20:04:17 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg 2024-06-05 20:04:17 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'] 2024-06-05 20:04:18 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:03:53.366010 End time: 2024-06-05 20:04:18.381679 2024-06-05 20:04:18 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:04:18 INFO tclean::::casa ########################################## 2024-06-05 20:04:21 INFO phaseshift::::casa ########################################## 2024-06-05 20:04:21 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:04:21 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' ) 2024-06-05 20:04:21 INFO MSTransformManager::parseMsSpecParams Input file name is ngc_copy.ms 2024-06-05 20:04:21 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:04:21 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-06-05 20:04:21 INFO MSTransformManager::parseDataSelParams spw selection is 1 2024-06-05 20:04:21 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:04:21 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:04:21 INFO MSTransformManager::initDataSelectionParams Selected SPWs Ids are Axis Lengths: [1, 4] (NB: Matrix in Row/Column order) 2024-06-05 20:04:21 INFO MSTransformManager::initDataSelectionParams+ [1, 0, 4, 1] 2024-06-05 20:04:21 INFO MSTransformManager::open Select data 2024-06-05 20:04:21 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:04:21 INFO MSTransformDataHandler::makeSelection 13338 out of 26676 rows are going to be considered due to the selection criteria. 2024-06-05 20:04:24 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 23h11m54 61d10m54 successfully parsed 2024-06-05 20:04:24 INFO phaseshift::::casa Shift phase center 2024-06-05 20:04:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:04:20.798452 End time: 2024-06-05 20:04:24.951781 2024-06-05 20:04:25 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:04:25 INFO phaseshift::::casa ########################################## 2024-06-05 20:04:26 INFO phaseshift::::casa ########################################## 2024-06-05 20:04:26 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:04:26 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-06-05 20:04:26 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms 2024-06-05 20:04:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:04:26 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms 2024-06-05 20:04:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:04:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:04:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:04:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:04:26 INFO MSTransformManager::open Select data 2024-06-05 20:04:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:04:29 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-06-05 20:04:29 INFO phaseshift::::casa Shift phase center 2024-06-05 20:04:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:04:25.989255 End time: 2024-06-05 20:04:31.086496 2024-06-05 20:04:31 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:04:31 INFO phaseshift::::casa ########################################## 2024-06-05 20:04:32 INFO phaseshift::::casa ########################################## 2024-06-05 20:04:32 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:04:32 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' ) 2024-06-05 20:04:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:04:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:04:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:04:32 INFO MSTransformManager::parseDataSelParams field selection is 0 2024-06-05 20:04:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:04:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:04:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:04:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:04:32 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0] 2024-06-05 20:04:32 INFO MSTransformManager::open Select data 2024-06-05 20:04:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:04:32 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-06-05 20:04:34 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-06-05 20:04:34 INFO phaseshift::::casa Shift phase center 2024-06-05 20:04:35 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:04:31.915018 End time: 2024-06-05 20:04:35.478508 2024-06-05 20:04:35 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:04:35 INFO phaseshift::::casa ########################################## 2024-06-05 20:04:35 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-06-05 20:04:36 INFO tclean::::casa ########################################## 2024-06-05 20:04:36 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:04:36 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 ) 2024-06-05 20:04:36 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:04:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:04:36 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-06-05 20:04:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:04:36 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:04:36 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07] 2024-06-05 20:04:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:04:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.73 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:04:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:04:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:04:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:04:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-06-05 20:04:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025048 2024-06-05 20:04:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-06-05 20:04:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:04:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:04:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:04:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:04:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:04:38 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:04:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:04:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3 2024-06-05 20:04:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:04:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:04:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:04:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:04:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:04:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3 2024-06-05 20:04:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-06-05 20:04:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:04:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:04:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-06-05 20:04:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:04:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3 2024-06-05 20:04:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-06-05 20:04:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:04:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:04:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184 2024-06-05 20:04:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:04:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3 2024-06-05 20:04:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter. 2024-06-05 20:04:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:04:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:04:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276 2024-06-05 20:04:50 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:04:50 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:04:50 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:04:51 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-06-05 20:04:51 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'] 2024-06-05 20:04:52 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:04:35.576553 End time: 2024-06-05 20:04:52.129499 2024-06-05 20:04:52 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:04:52 INFO tclean::::casa ########################################## 2024-06-05 20:04:52 INFO imstat::::casa ########################################## 2024-06-05 20:04:52 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:04:52 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 ) 2024-06-05 20:04:52 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:04:52 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:04:52 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:04:52 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:04:52 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:04:52 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) 2024-06-05 20:04:52 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:04:52 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:04:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:04:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:04:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz 2024-06-05 20:04:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz 2024-06-05 20:04:52 INFO imstat:::: Values --- 2024-06-05 20:04:52 INFO imstat:::: -- flux density [flux]: 4.99409 Jy 2024-06-05 20:04:52 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:04:52 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:04:52 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam 2024-06-05 20:04:52 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-06-05 20:04:52 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0] 2024-06-05 20:04:52 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz 2024-06-05 20:04:52 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz 2024-06-05 20:04:52 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam 2024-06-05 20:04:52 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam 2024-06-05 20:04:52 INFO imstat:::: Statistics --- 2024-06-05 20:04:52 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam 2024-06-05 20:04:52 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam 2024-06-05 20:04:52 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam 2024-06-05 20:04:52 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam 2024-06-05 20:04:52 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam 2024-06-05 20:04:52 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam 2024-06-05 20:04:52 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam 2024-06-05 20:04:52 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam 2024-06-05 20:04:52 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam 2024-06-05 20:04:52 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:04:52 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:04:52 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:04:52 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:04:52 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:04:52 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:04:52 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 2024-06-05 20:04:52 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:04:52.164690 End time: 2024-06-05 20:04:52.205731 2024-06-05 20:04:52 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:04:52 INFO imstat::::casa ########################################## 2024-06-05 20:04:52 INFO phaseshift::::casa ########################################## 2024-06-05 20:04:52 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:04:52 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' ) 2024-06-05 20:04:52 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:04:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:04:52 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:04:52 INFO MSTransformManager::parseDataSelParams field selection is fake 2024-06-05 20:04:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:04:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:04:52 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:04:52 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:04:52 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0] 2024-06-05 20:04:52 INFO MSTransformManager::open Select data 2024-06-05 20:04:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:04:52 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-06-05 20:04:55 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-06-05 20:04:55 INFO phaseshift::::casa Shift phase center 2024-06-05 20:04:56 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:04:52.227043 End time: 2024-06-05 20:04:55.570352 2024-06-05 20:04:56 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:04:56 INFO phaseshift::::casa ########################################## 2024-06-05 20:04:56 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-06-05 20:04:56 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms... 2024-06-05 20:04:56 INFO tclean::::casa ########################################## 2024-06-05 20:04:56 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:04:56 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 ) 2024-06-05 20:04:56 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:04:56 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:04:56 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-06-05 20:04:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:04:56 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:04:56 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07] 2024-06-05 20:04:56 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:04:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.73 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:04:56 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:04:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:04:56 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:04:56 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-06-05 20:04:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023554 2024-06-05 20:04:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-06-05 20:04:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:04:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:04:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:04:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:04:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:04:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:04:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:04:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3 2024-06-05 20:04:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:04:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:04:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:05:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:05:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:05:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3 2024-06-05 20:05:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-06-05 20:05:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:05:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:05:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-06-05 20:05:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:05:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3 2024-06-05 20:05:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-06-05 20:05:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:05:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:05:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184 2024-06-05 20:05:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:05:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3 2024-06-05 20:05:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter. 2024-06-05 20:05:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:05:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:05:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276 2024-06-05 20:05:03 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:05:03 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:05:03 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:05:04 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg 2024-06-05 20:05:04 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'] 2024-06-05 20:05:05 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:04:55.666950 End time: 2024-06-05 20:05:05.459492 2024-06-05 20:05:05 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:05:05 INFO tclean::::casa ########################################## 2024-06-05 20:05:05 INFO imstat::::casa ########################################## 2024-06-05 20:05:05 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:05:05 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 ) 2024-06-05 20:05:05 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:05:05 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:05:05 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:05:05 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:05:05 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:05:05 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) 2024-06-05 20:05:05 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:05:05 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:05:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:05:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:05:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz 2024-06-05 20:05:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz 2024-06-05 20:05:06 INFO imstat:::: Values --- 2024-06-05 20:05:06 INFO imstat:::: -- flux density [flux]: 4.99409 Jy 2024-06-05 20:05:06 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:05:06 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:05:06 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam 2024-06-05 20:05:06 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-06-05 20:05:06 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0] 2024-06-05 20:05:06 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz 2024-06-05 20:05:06 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz 2024-06-05 20:05:06 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam 2024-06-05 20:05:06 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam 2024-06-05 20:05:06 INFO imstat:::: Statistics --- 2024-06-05 20:05:06 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam 2024-06-05 20:05:06 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam 2024-06-05 20:05:06 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam 2024-06-05 20:05:06 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam 2024-06-05 20:05:06 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam 2024-06-05 20:05:06 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam 2024-06-05 20:05:06 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam 2024-06-05 20:05:06 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam 2024-06-05 20:05:06 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam 2024-06-05 20:05:06 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:05:06 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:05:06 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:05:06 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:05:06 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:05:06 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:05:06 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 2024-06-05 20:05:06 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:05:05.465019 End time: 2024-06-05 20:05:05.516094 2024-06-05 20:05:06 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:05:06 INFO imstat::::casa ########################################## 2024-06-05 20:05:06 INFO phaseshift::::casa ########################################## 2024-06-05 20:05:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:05:06 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.108888889deg' ) 2024-06-05 20:05:06 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:05:06 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:05:06 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:05:06 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:05:06 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:05:06 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:05:06 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:05:06 INFO MSTransformManager::open Select data 2024-06-05 20:05:06 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:05:07 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed 2024-06-05 20:05:07 INFO phaseshift::::casa Shift phase center 2024-06-05 20:05:09 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:05:05.552153 End time: 2024-06-05 20:05:08.904643 2024-06-05 20:05:09 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:05:09 INFO phaseshift::::casa ########################################## 2024-06-05 20:05:09 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-06-05 20:05:09 INFO tclean::::casa ########################################## 2024-06-05 20:05:09 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:05:09 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 ) 2024-06-05 20:05:09 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:05:09 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:05:09 INFO SynthesisImagerVi2::selectData NRows selected : 7020 2024-06-05 20:05:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:05:09 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:05:09 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:05:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:05:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.73 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:05:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:05:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:05:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:05:10 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00843949 2024-06-05 20:05:10 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028336 2024-06-05 20:05:10 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg 2024-06-05 20:05:10 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:05:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:05:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:05:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:05:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:05:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:05:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6069034934043884, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:05:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.606903, CycleNiter=20, Gain=0.3 2024-06-05 20:05:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:05:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:05:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:05:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:05:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07140088081359863, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:05:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0714009, CycleNiter=14, Gain=0.3 2024-06-05 20:05:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold. 2024-06-05 20:05:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:05:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:05:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053 2024-06-05 20:05:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00840018317103386, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:05:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00840018, CycleNiter=8, Gain=0.3 2024-06-05 20:05:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold. 2024-06-05 20:05:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:05:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:05:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814189, over full image : 0.00814189 2024-06-05 20:05:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009882674785330892, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:05:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000988267, CycleNiter=2, Gain=0.3 2024-06-05 20:05:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814189->0.00279267, Reached cycleniter. 2024-06-05 20:05:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:05:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:05:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0027928, over full image : 0.0027928 2024-06-05 20:05:16 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:05:16 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:05:16 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:05:17 INFO SIImageStore::restore Beam for chan : 0 : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg 2024-06-05 20:05:17 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'] 2024-06-05 20:05:19 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:05:09.082456 End time: 2024-06-05 20:05:18.719947 2024-06-05 20:05:19 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:05:19 INFO tclean::::casa ########################################## 2024-06-05 20:05:19 INFO imstat::::casa ########################################## 2024-06-05 20:05:19 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:05:19 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 ) 2024-06-05 20:05:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:05:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:05:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:05:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:05:19 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:05:19 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) 2024-06-05 20:05:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:05:19 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:05:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:05:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:05:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 999981604.64Hz 2024-06-05 20:05:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 999981604.64Hz 2024-06-05 20:05:19 INFO imstat:::: Values --- 2024-06-05 20:05:19 INFO imstat:::: -- flux density [flux]: 4.99444 Jy 2024-06-05 20:05:19 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:05:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:05:19 INFO imstat:::: -- minimum value [min]: -9.70533e-05 Jy/beam 2024-06-05 20:05:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0] 2024-06-05 20:05:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [158, 70, 0, 0] 2024-06-05 20:05:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981604.64Hz 2024-06-05 20:05:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:29.120, +39.58.47.882, I, 999981604.64Hz 2024-06-05 20:05:19 INFO imstat:::: -- Sum of pixel values [sum]: 610.203 Jy/beam 2024-06-05 20:05:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1527.26 Jy/beam.Jy/beam 2024-06-05 20:05:19 INFO imstat:::: Statistics --- 2024-06-05 20:05:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00931096 Jy/beam 2024-06-05 20:05:19 INFO imstat:::: -- Variance of the pixel values : 0.0232178 Jy/beam 2024-06-05 20:05:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152374 Jy/beam 2024-06-05 20:05:19 INFO imstat:::: -- Root mean square [rms]: 0.152657 Jy/beam 2024-06-05 20:05:19 INFO imstat:::: -- Median of the pixel values [median]: -1.85752e-05 Jy/beam 2024-06-05 20:05:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.83975e-05 Jy/beam 2024-06-05 20:05:19 INFO imstat:::: -- IQR [quartile]: 3.74524e-05 Jy/beam 2024-06-05 20:05:19 INFO imstat:::: -- First quartile [q1]: -3.53147e-05 Jy/beam 2024-06-05 20:05:19 INFO imstat:::: -- Third quartile [q3]: 2.13765e-06 Jy/beam 2024-06-05 20:05:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:05:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:05:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:05:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:05:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:05:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:05:19 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 2024-06-05 20:05:19 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:05:18.727115 End time: 2024-06-05 20:05:18.771931 2024-06-05 20:05:19 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:05:19 INFO imstat::::casa ########################################## 2024-06-05 20:05:19 INFO phaseshift::::casa ########################################## 2024-06-05 20:05:19 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:05:19 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' ) 2024-06-05 20:05:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:05:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:05:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:05:19 INFO MSTransformManager::parseDataSelParams field selection is 1 2024-06-05 20:05:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:05:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:05:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:05:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:05:19 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1] 2024-06-05 20:05:19 INFO MSTransformManager::open Select data 2024-06-05 20:05:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:05:19 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-06-05 20:05:21 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed 2024-06-05 20:05:21 INFO phaseshift::::casa Shift phase center 2024-06-05 20:05:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:05:18.793865 End time: 2024-06-05 20:05:22.005675 2024-06-05 20:05:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:05:22 INFO phaseshift::::casa ########################################## 2024-06-05 20:05:22 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-06-05 20:05:22 INFO tclean::::casa ########################################## 2024-06-05 20:05:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:05:22 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 ) 2024-06-05 20:05:22 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:05:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:05:22 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-06-05 20:05:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:05:22 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:05:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07] 2024-06-05 20:05:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:05:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.73 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:05:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:05:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:05:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:05:23 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-06-05 20:05:23 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026932 2024-06-05 20:05:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-06-05 20:05:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:05:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:05:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-06-05 20:05:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:05:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:05:25 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-06-05 20:05:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:05:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3 2024-06-05 20:05:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter. 2024-06-05 20:05:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:05:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:05:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075 2024-06-05 20:05:27 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:05:27 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:05:27 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:05:27 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-06-05 20:05:28 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:05:29 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:05:22.085883 End time: 2024-06-05 20:05:28.851524 2024-06-05 20:05:29 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:05:29 INFO tclean::::casa ########################################## 2024-06-05 20:05:29 INFO imstat::::casa ########################################## 2024-06-05 20:05:29 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:05:29 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:05:29 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:05:29 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:05:29 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:05:29 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:05:29 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:05:29 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) 2024-06-05 20:05:29 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:05:29 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:05:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:05:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:05:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz 2024-06-05 20:05:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz 2024-06-05 20:05:29 INFO imstat:::: Values --- 2024-06-05 20:05:29 INFO imstat:::: -- flux density [flux]: -0.242513 Jy 2024-06-05 20:05:29 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:05:29 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam 2024-06-05 20:05:29 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam 2024-06-05 20:05:29 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0] 2024-06-05 20:05:29 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0] 2024-06-05 20:05:29 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz 2024-06-05 20:05:29 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz 2024-06-05 20:05:29 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam 2024-06-05 20:05:29 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam 2024-06-05 20:05:29 INFO imstat:::: Statistics --- 2024-06-05 20:05:29 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam 2024-06-05 20:05:29 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam 2024-06-05 20:05:29 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam 2024-06-05 20:05:29 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam 2024-06-05 20:05:29 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam 2024-06-05 20:05:29 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam 2024-06-05 20:05:29 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam 2024-06-05 20:05:29 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam 2024-06-05 20:05:29 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam 2024-06-05 20:05:29 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:05:29 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:05:29 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:05:29 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:05:29 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:05:29 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:05:29 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 2024-06-05 20:05:29 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:05:28.857464 End time: 2024-06-05 20:05:28.901188 2024-06-05 20:05:29 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:05:29 INFO imstat::::casa ########################################## 2024-06-05 20:05:29 INFO phaseshift::::casa ########################################## 2024-06-05 20:05:29 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:05:29 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' ) 2024-06-05 20:05:29 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:05:29 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:05:29 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:05:29 INFO MSTransformManager::parseDataSelParams field selection is pretend 2024-06-05 20:05:29 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:05:29 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:05:29 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:05:29 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:05:29 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1] 2024-06-05 20:05:29 INFO MSTransformManager::open Select data 2024-06-05 20:05:29 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:05:29 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria. 2024-06-05 20:05:31 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed 2024-06-05 20:05:31 INFO phaseshift::::casa Shift phase center 2024-06-05 20:05:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:05:28.925651 End time: 2024-06-05 20:05:33.119941 2024-06-05 20:05:33 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:05:33 INFO phaseshift::::casa ########################################## 2024-06-05 20:05:33 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms... 2024-06-05 20:05:33 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms... 2024-06-05 20:05:33 INFO tclean::::casa ########################################## 2024-06-05 20:05:33 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:05:33 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 ) 2024-06-05 20:05:33 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:05:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:05:33 INFO SynthesisImagerVi2::selectData NRows selected : 3510 2024-06-05 20:05:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:05:33 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:05:33 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07] 2024-06-05 20:05:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:05:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.73 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:05:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:05:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:05:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:05:34 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352 2024-06-05 20:05:34 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026517 2024-06-05 20:05:34 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-06-05 20:05:34 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:05:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:05:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-06-05 20:05:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:05:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:05:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316 2024-06-05 20:05:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:05:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3 2024-06-05 20:05:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter. 2024-06-05 20:05:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:05:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:05:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075 2024-06-05 20:05:38 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:05:38 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:05:38 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:05:38 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg 2024-06-05 20:05:39 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'] 2024-06-05 20:05:40 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:05:33.212152 End time: 2024-06-05 20:05:39.903284 2024-06-05 20:05:40 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:05:40 INFO tclean::::casa ########################################## 2024-06-05 20:05:40 INFO imstat::::casa ########################################## 2024-06-05 20:05:40 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:05:40 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 ) 2024-06-05 20:05:40 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:05:40 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:05:40 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:05:40 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:05:40 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:05:40 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) 2024-06-05 20:05:40 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:05:40 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:05:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:05:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:05:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz 2024-06-05 20:05:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz 2024-06-05 20:05:40 INFO imstat:::: Values --- 2024-06-05 20:05:40 INFO imstat:::: -- flux density [flux]: -0.242513 Jy 2024-06-05 20:05:40 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:05:40 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam 2024-06-05 20:05:40 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam 2024-06-05 20:05:40 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0] 2024-06-05 20:05:40 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0] 2024-06-05 20:05:40 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz 2024-06-05 20:05:40 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz 2024-06-05 20:05:40 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam 2024-06-05 20:05:40 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam 2024-06-05 20:05:40 INFO imstat:::: Statistics --- 2024-06-05 20:05:40 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam 2024-06-05 20:05:40 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam 2024-06-05 20:05:40 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam 2024-06-05 20:05:40 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam 2024-06-05 20:05:40 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam 2024-06-05 20:05:40 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam 2024-06-05 20:05:40 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam 2024-06-05 20:05:40 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam 2024-06-05 20:05:40 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam 2024-06-05 20:05:40 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:05:40 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:05:40 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:05:40 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:05:40 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:05:40 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:05:40 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 2024-06-05 20:05:40 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:05:39.909495 End time: 2024-06-05 20:05:39.951507 2024-06-05 20:05:40 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:05:40 INFO imstat::::casa ########################################## 2024-06-05 20:05:40 INFO tclean::::casa ########################################## 2024-06-05 20:05:40 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:05:40 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 ) 2024-06-05 20:05:40 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:05:40 INFO SynthesisImagerVi2::selectData MS : sim_data.ms | [Opened in readonly mode] 2024-06-05 20:05:40 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:05:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] : 2024-06-05 20:05:40 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:05:40 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [9.99981e+08] at [0] with increment [1e+08] 2024-06-05 20:05:40 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_orig] with ftmachine: wprojectft 2024-06-05 20:05:40 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 47.73 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:05:40 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:05:40 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_orig] : hogbom 2024-06-05 20:05:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:05:41 INFO task_tclean::WPConvFunc::findConvFunction W projection using 128 planes 2024-06-05 20:05:41 INFO task_tclean::WPConvFunc::findConvFunction Using maximum possible W = 6445.78 (wavelengths) 2024-06-05 20:05:41 INFO task_tclean::WPConvFunc::findConvFunction Typical wavelength = 0.299799 (m) 2024-06-05 20:05:41 INFO task_tclean::WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.399639 wavelengths per pixel 2024-06-05 20:05:58 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 2024-06-05 20:05:58 INFO task_tclean::WPConvFunc::findConvFunction Memory used in gridding function = 14 MB from maximum 64265 MB 2024-06-05 20:06:00 INFO task_tclean::SIImageStore::calcSensitivity [im_orig] Theoretical sensitivity (Jy/bm):0.00889437 2024-06-05 20:06:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.125205 2024-06-05 20:06:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg 2024-06-05 20:06:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:06:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:06:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899 2024-06-05 20:06:03 INFO SynthesisDeconvolver::setupMask [im_orig] Initializing new mask to 1.0 for the full image 2024-06-05 20:06:03 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 % ] 2024-06-05 20:06:03 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899 2024-06-05 20:06:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.5971387624740601, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:06:03 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.597139, CycleNiter=20, Gain=0.3 2024-06-05 20:06:04 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=0->4.6028, peakres=4.94899->0.435227, Reached cyclethreshold. 2024-06-05 20:06:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 7 iterations. 2024-06-05 20:06:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:06:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.45574, over full image : 0.45574 2024-06-05 20:06:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 13, 'cyclethreshold': 0.05498892068862915, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:06:08 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.0549889, CycleNiter=13, Gain=0.3 2024-06-05 20:06:09 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=4.6028->5.02619, peakres=0.45574->0.0435268, Reached cyclethreshold. 2024-06-05 20:06:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 14 iterations. 2024-06-05 20:06:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:06:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0416506, over full image : 0.0416506 2024-06-05 20:06:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 6, 'cyclethreshold': 0.005025505553930998, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:06:13 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.00502551, CycleNiter=6, Gain=0.3 2024-06-05 20:06:13 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->6 [6], model=5.02619->5.04001, peakres=0.0416506->0.0226678, Reached cycleniter. 2024-06-05 20:06:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:06:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:06:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.022671, over full image : 0.022671 2024-06-05 20:06:18 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:06:18 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:06:18 INFO SDAlgorithmBase::restore [im_orig] : Restoring model image. 2024-06-05 20:06:19 INFO SIImageStore::restore Beam for chan : 0 : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg 2024-06-05 20:06:20 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'] 2024-06-05 20:06:21 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:05:40.298298 End time: 2024-06-05 20:06:21.491478 2024-06-05 20:06:21 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:06:21 INFO tclean::::casa ########################################## 2024-06-05 20:06:21 INFO imstat::::casa ########################################## 2024-06-05 20:06:21 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:06:21 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 ) 2024-06-05 20:06:22 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:06:22 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:06:22 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:06:22 INFO imstat::image::statistics Determining stats for image im_orig.image 2024-06-05 20:06:22 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:06:22 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) 2024-06-05 20:06:22 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:06:22 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:06:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:06:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [2047, 2047, 0, 0] 2024-06-05 20:06:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 20:11:05.220, +38.21.11.967, I, 999980841.3Hz 2024-06-05 20:06:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:47:03.322, +42.54.02.996, I, 999980841.3Hz 2024-06-05 20:06:22 INFO imstat:::: Values --- 2024-06-05 20:06:22 INFO imstat:::: -- flux density [flux]: 5.2713 Jy 2024-06-05 20:06:22 INFO imstat:::: -- number of points [npts]: 4.1943e+06 2024-06-05 20:06:22 INFO imstat:::: -- maximum value [max]: 4.97713 Jy/beam 2024-06-05 20:06:22 INFO imstat:::: -- minimum value [min]: -0.022671 Jy/beam 2024-06-05 20:06:22 INFO imstat:::: -- position of max value (pixel) [maxpos]: [1509, 773, 0, 0] 2024-06-05 20:06:22 INFO imstat:::: -- position of min value (pixel) [minpos]: [1708, 965, 0, 0] 2024-06-05 20:06:22 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.302, +40.06.02.372, I, 999980841.3Hz 2024-06-05 20:06:22 INFO imstat:::: -- position of min value (world) [minposf]: 19:51:28.525, +40.31.07.260, I, 999980841.3Hz 2024-06-05 20:06:22 INFO imstat:::: -- Sum of pixel values [sum]: 641.87 Jy/beam 2024-06-05 20:06:22 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1619.58 Jy/beam.Jy/beam 2024-06-05 20:06:22 INFO imstat:::: Statistics --- 2024-06-05 20:06:22 INFO imstat:::: -- Mean of the pixel values [mean]: 0.000153034 Jy/beam 2024-06-05 20:06:22 INFO imstat:::: -- Variance of the pixel values : 0.000386116 Jy/beam 2024-06-05 20:06:22 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0196498 Jy/beam 2024-06-05 20:06:22 INFO imstat:::: -- Root mean square [rms]: 0.0196504 Jy/beam 2024-06-05 20:06:22 INFO imstat:::: -- Median of the pixel values [median]: 4.61875e-06 Jy/beam 2024-06-05 20:06:22 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.003161 Jy/beam 2024-06-05 20:06:22 INFO imstat:::: -- IQR [quartile]: 0.00632194 Jy/beam 2024-06-05 20:06:22 INFO imstat:::: -- First quartile [q1]: -0.00315521 Jy/beam 2024-06-05 20:06:22 INFO imstat:::: -- Third quartile [q3]: 0.00316673 Jy/beam 2024-06-05 20:06:22 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:06:22 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:06:22 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:06:22 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:06:22 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:06:22 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:06:22 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 2024-06-05 20:06:22 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:06:21.497903 End time: 2024-06-05 20:06:21.908090 2024-06-05 20:06:22 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:06:22 INFO imstat::::casa ########################################## 2024-06-05 20:06:22 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:06:22 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:06:22 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) 2024-06-05 20:06:22 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:06:22 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:06:22 2024****** 2024-06-05 20:06:22 INFO ImageFitter::fit+ 2024-06-05 20:06:22 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:06:22 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_orig.image 2024-06-05 20:06:22 INFO ImageFitter::fit+ --- region: 2024-06-05 20:06:22 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:06:22 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:06:22 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:06:22 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:06:22 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:06:22 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:06:22 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:06:22 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) 2024-06-05 20:06:22 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29832 Jy 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00459192 Jy 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85855 Jy 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00458731 Jy 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ Fit on im_orig.image component 0 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.9885 +/- 0.0032 s (0.0367 arcsec along great circle) 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.0594 +/- 0.0281 arcsec 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- ra: 1509.4535 +/- 0.0046 pixels 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- dec: 772.7181 +/- 0.0035 pixels 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.4778 +/- 0.0014 arcmin 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.2915 +/- 0.0011 arcmin 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.42 +/- 0.26 deg 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.70 arcsec 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.54 arcsec 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- position angle: -89.60 deg 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ Component is a point source 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ An upper limit on its size cannot be determined 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- Integrated: 5.0049 +/- 0.0079 Jy 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- Peak: 5.0102 +/- 0.0046 Jy/beam 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:06:22 INFO ImageFitter::_fitLoop+ --- frequency: 999.9808 MHz (29.97982 cm) 2024-06-05 20:06:22 INFO phaseshift::::casa ########################################## 2024-06-05 20:06:22 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:06:22 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' ) 2024-06-05 20:06:22 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:06:22 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:06:22 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:06:22 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:06:22 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:06:22 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:06:22 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:06:22 INFO MSTransformManager::open Select data 2024-06-05 20:06:22 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:06:24 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed 2024-06-05 20:06:24 INFO phaseshift::::casa Shift phase center 2024-06-05 20:06:26 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:06:22.006532 End time: 2024-06-05 20:06:25.520945 2024-06-05 20:06:26 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:06:26 INFO phaseshift::::casa ########################################## 2024-06-05 20:06:26 INFO tclean::::casa ########################################## 2024-06-05 20:06:26 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:06:26 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 ) 2024-06-05 20:06:26 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:06:26 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:06:26 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:06:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:06:26 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:06:26 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:06:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:06:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:06:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:06:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:06:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:06:27 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:06:27 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026184 2024-06-05 20:06:27 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:06:27 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:06:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:06:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:06:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:06:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:06:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:06:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:06:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:06:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:06:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:06:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:06:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:06:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:06:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:06:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:06:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:06:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:06:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:06:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:06:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:06:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:06:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:06:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:06:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:06:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:06:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:06:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:06:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:06:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:06:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:06:34 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:06:34 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:06:34 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:06:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:06:37 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'] 2024-06-05 20:06:38 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:06:25.595892 End time: 2024-06-05 20:06:38.234523 2024-06-05 20:06:38 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:06:38 INFO tclean::::casa ########################################## 2024-06-05 20:06:38 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:06:38 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:06:38 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) 2024-06-05 20:06:38 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:06:38 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:06:38 2024****** 2024-06-05 20:06:38 INFO ImageFitter::fit+ 2024-06-05 20:06:38 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:06:38 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:06:38 INFO ImageFitter::fit+ --- region: 2024-06-05 20:06:38 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:06:38 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:06:38 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:06:38 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:06:38 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:06:38 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:06:38 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:06:38 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) 2024-06-05 20:06:38 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:06:38 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:06:38 INFO imstat::::casa ########################################## 2024-06-05 20:06:38 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:06:38 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 ) 2024-06-05 20:06:38 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:06:38 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:06:38 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:06:38 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:06:38 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:06:38 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) 2024-06-05 20:06:38 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:06:38 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:06:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:06:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:06:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:06:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:06:38 INFO imstat:::: Values --- 2024-06-05 20:06:38 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:06:38 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:06:38 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:06:38 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-06-05 20:06:38 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:06:38 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:06:38 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:06:38 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:06:38 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:06:38 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:06:38 INFO imstat:::: Statistics --- 2024-06-05 20:06:38 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:06:38 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:06:38 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:06:38 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:06:38 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-06-05 20:06:38 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-06-05 20:06:38 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-06-05 20:06:38 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-06-05 20:06:38 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-06-05 20:06:38 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:06:38 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:06:38 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:06:38 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:06:38 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:06:38 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:06:38 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 2024-06-05 20:06:38 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:06:38.312614 End time: 2024-06-05 20:06:38.351525 2024-06-05 20:06:38 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:06:38 INFO imstat::::casa ########################################## 2024-06-05 20:06:38 INFO phaseshift::::casa ########################################## 2024-06-05 20:06:38 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:06:38 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 02:40:24.0000' ) 2024-06-05 20:06:38 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:06:38 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:06:38 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:06:38 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:06:38 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:06:38 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:06:38 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:06:38 INFO MSTransformManager::open Select data 2024-06-05 20:06:38 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 ".". 2024-06-05 20:06:40 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 02:40:24.0000 successfully parsed 2024-06-05 20:06:40 INFO phaseshift::::casa Shift phase center 2024-06-05 20:06:41 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:06:38.380525 End time: 2024-06-05 20:06:41.440761 2024-06-05 20:06:41 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:06:41 INFO phaseshift::::casa ########################################## 2024-06-05 20:06:42 INFO tclean::::casa ########################################## 2024-06-05 20:06:42 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:06:42 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 ) 2024-06-05 20:06:42 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:06:42 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:06:42 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:06:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:06:42 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:06:42 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:06:42 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:06:42 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:06:42 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:06:42 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:06:42 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:06:43 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:06:43 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028376 2024-06-05 20:06:43 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:06:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:06:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:06:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:06:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:06:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:06:45 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:06:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:06:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:06:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:06:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:06:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:06:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:06:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:06:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:06:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:06:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:06:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:06:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:06:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:06:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:06:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:06:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:06:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:06:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:06:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:06:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:06:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:06:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:06:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:06:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:06:52 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:06:52 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:06:52 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:06:53 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:06:53 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'] 2024-06-05 20:06:54 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:06:41.511518 End time: 2024-06-05 20:06:53.816764 2024-06-05 20:06:54 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:06:54 INFO tclean::::casa ########################################## 2024-06-05 20:06:54 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:06:54 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:06:54 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) 2024-06-05 20:06:54 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:06:54 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:06:54 2024****** 2024-06-05 20:06:54 INFO ImageFitter::fit+ 2024-06-05 20:06:54 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:06:54 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:06:54 INFO ImageFitter::fit+ --- region: 2024-06-05 20:06:54 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:06:54 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:06:54 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:06:54 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:06:54 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:06:54 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:06:54 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:06:54 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) 2024-06-05 20:06:54 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:06:54 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:06:54 INFO imstat::::casa ########################################## 2024-06-05 20:06:54 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:06:54 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 ) 2024-06-05 20:06:54 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:06:54 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:06:54 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:06:54 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:06:54 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:06:54 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) 2024-06-05 20:06:54 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:06:54 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:06:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:06:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:06:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:06:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:06:54 INFO imstat:::: Values --- 2024-06-05 20:06:54 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:06:54 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:06:54 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:06:54 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-06-05 20:06:54 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:06:54 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:06:54 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:06:54 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:06:54 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:06:54 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:06:54 INFO imstat:::: Statistics --- 2024-06-05 20:06:54 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:06:54 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:06:54 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:06:54 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:06:54 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-06-05 20:06:54 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-06-05 20:06:54 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-06-05 20:06:54 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-06-05 20:06:54 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-06-05 20:06:54 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:06:54 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:06:54 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:06:54 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:06:54 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:06:54 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:06:54 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 2024-06-05 20:06:54 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:06:53.890987 End time: 2024-06-05 20:06:53.918001 2024-06-05 20:06:54 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:06:54 INFO imstat::::casa ########################################## 2024-06-05 20:06:54 INFO phaseshift::::casa ########################################## 2024-06-05 20:06:54 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:06:54 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.100000000deg' ) 2024-06-05 20:06:54 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:06:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:06:54 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:06:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:06:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:06:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:06:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:06:54 INFO MSTransformManager::open Select data 2024-06-05 20:06:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:06:57 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.100000000deg successfully parsed 2024-06-05 20:06:57 INFO phaseshift::::casa Shift phase center 2024-06-05 20:06:57 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:06:53.935951 End time: 2024-06-05 20:06:57.474273 2024-06-05 20:06:57 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:06:57 INFO phaseshift::::casa ########################################## 2024-06-05 20:06:58 INFO tclean::::casa ########################################## 2024-06-05 20:06:58 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:06:58 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 ) 2024-06-05 20:06:58 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:06:58 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:06:58 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:06:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:06:58 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:06:58 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:06:58 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:06:58 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:06:58 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:06:58 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:06:58 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:06:59 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:06:59 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022586 2024-06-05 20:06:59 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:06:59 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:07:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:07:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:07:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:07:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:07:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:07:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:07:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:07:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:07:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:07:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:07:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:07:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:07:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:07:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:07:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:07:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:07:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:07:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:07:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:07:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:07:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:07:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:07:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:07:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:07:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:07:05 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:07:05 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:07:05 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:07:05 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:07:05 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'] 2024-06-05 20:07:06 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:06:57.541269 End time: 2024-06-05 20:07:05.895033 2024-06-05 20:07:06 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:07:06 INFO tclean::::casa ########################################## 2024-06-05 20:07:06 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:07:06 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:07:06 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) 2024-06-05 20:07:06 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:07:06 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:07:06 2024****** 2024-06-05 20:07:06 INFO ImageFitter::fit+ 2024-06-05 20:07:06 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:07:06 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:07:06 INFO ImageFitter::fit+ --- region: 2024-06-05 20:07:06 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:07:06 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:07:06 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:07:06 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:07:06 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:07:06 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:07:06 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:07:06 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) 2024-06-05 20:07:06 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:07:06 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:07:06 INFO imstat::::casa ########################################## 2024-06-05 20:07:06 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:07:06 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 ) 2024-06-05 20:07:06 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:07:06 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:07:06 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:07:06 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:07:06 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:07:06 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) 2024-06-05 20:07:06 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:07:06 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:07:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:07:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:07:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:07:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:07:06 INFO imstat:::: Values --- 2024-06-05 20:07:06 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:07:06 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:07:06 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:07:06 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-06-05 20:07:06 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:07:06 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:07:06 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:07:06 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:07:06 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:07:06 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:07:06 INFO imstat:::: Statistics --- 2024-06-05 20:07:06 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:07:06 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:07:06 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:07:06 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:07:06 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-06-05 20:07:06 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-06-05 20:07:06 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-06-05 20:07:06 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-06-05 20:07:06 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-06-05 20:07:06 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:07:06 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:07:06 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:07:06 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:07:06 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:07:06 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:07:06 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 2024-06-05 20:07:06 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:07:05.967739 End time: 2024-06-05 20:07:06.000654 2024-06-05 20:07:06 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:07:06 INFO imstat::::casa ########################################## 2024-06-05 20:07:06 INFO phaseshift::::casa ########################################## 2024-06-05 20:07:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:07:06 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 0.699877030rad' ) 2024-06-05 20:07:06 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:07:06 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:07:06 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:07:06 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:07:06 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:07:06 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:07:06 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:07:06 INFO MSTransformManager::open Select data 2024-06-05 20:07:06 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:07:10 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 0.699877030rad successfully parsed 2024-06-05 20:07:10 INFO phaseshift::::casa Shift phase center 2024-06-05 20:07:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:07:06.017620 End time: 2024-06-05 20:07:10.780283 2024-06-05 20:07:11 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:07:11 INFO phaseshift::::casa ########################################## 2024-06-05 20:07:11 INFO tclean::::casa ########################################## 2024-06-05 20:07:11 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:07:11 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 ) 2024-06-05 20:07:11 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:07:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:07:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:07:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:07:11 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:07:11 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:07:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:07:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:07:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:07:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:07:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:07:12 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:07:12 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024718 2024-06-05 20:07:12 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:07:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:07:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:07:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:07:13 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:07:13 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:07:13 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:07:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:07:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:07:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:07:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:07:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:07:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:07:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:07:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:07:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:07:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:07:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:07:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:07:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:07:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:07:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:07:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:07:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:07:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:07:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:07:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:07:17 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:07:17 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:07:17 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:07:17 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:07:18 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'] 2024-06-05 20:07:19 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:07:10.847390 End time: 2024-06-05 20:07:18.913720 2024-06-05 20:07:19 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:07:19 INFO tclean::::casa ########################################## 2024-06-05 20:07:19 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:07:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:07:19 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) 2024-06-05 20:07:19 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:07:19 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:07:19 2024****** 2024-06-05 20:07:19 INFO ImageFitter::fit+ 2024-06-05 20:07:19 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:07:19 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:07:19 INFO ImageFitter::fit+ --- region: 2024-06-05 20:07:19 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:07:19 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:07:19 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:07:19 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:07:19 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:07:19 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:07:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:07:19 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) 2024-06-05 20:07:19 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:07:19 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:07:19 INFO imstat::::casa ########################################## 2024-06-05 20:07:19 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:07:19 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 ) 2024-06-05 20:07:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:07:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:07:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:07:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:07:19 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:07:19 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) 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:07:19 INFO imstat:::: Values --- 2024-06-05 20:07:19 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:07:19 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:07:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:07:19 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam 2024-06-05 20:07:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:07:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:07:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:07:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-06-05 20:07:19 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:07:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:07:19 INFO imstat:::: Statistics --- 2024-06-05 20:07:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:07:19 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:07:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:07:19 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:07:19 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam 2024-06-05 20:07:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-06-05 20:07:19 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam 2024-06-05 20:07:19 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam 2024-06-05 20:07:19 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:07:19 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777640e-05 4.999996e+00 2024-06-05 20:07:19 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:07:18.990122 End time: 2024-06-05 20:07:19.017796 2024-06-05 20:07:19 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:07:19 INFO imstat::::casa ########################################## 2024-06-05 20:07:19 INFO phaseshift::::casa ########################################## 2024-06-05 20:07:19 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:07:19 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40d06m00' ) 2024-06-05 20:07:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:07:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:07:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:07:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:07:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:07:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:07:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:07:19 INFO MSTransformManager::open Select data 2024-06-05 20:07:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:07:21 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40d06m00 successfully parsed 2024-06-05 20:07:21 INFO phaseshift::::casa Shift phase center 2024-06-05 20:07:23 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:07:19.041939 End time: 2024-06-05 20:07:22.786059 2024-06-05 20:07:23 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:07:23 INFO phaseshift::::casa ########################################## 2024-06-05 20:07:23 INFO tclean::::casa ########################################## 2024-06-05 20:07:23 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:07:23 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:07:23 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:07:23 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:07:23 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:07:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:07:23 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:07:23 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:07:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:07:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:07:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:07:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:07:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:07:25 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:07:25 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026719 2024-06-05 20:07:25 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:07:25 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:07:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:07:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:07:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:07:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:07:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:07:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:07:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:07:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:07:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:07:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:07:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:07:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:07:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:07:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:07:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:07:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:07:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:07:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:07:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:07:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:07:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:07:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:07:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:07:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:07:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:07:35 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:07:35 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:07:35 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:07:35 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:07:35 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'] 2024-06-05 20:07:36 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:07:22.858333 End time: 2024-06-05 20:07:36.151877 2024-06-05 20:07:36 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:07:36 INFO tclean::::casa ########################################## 2024-06-05 20:07:36 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:07:36 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:07:36 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:07:36 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:07:36 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:07:36 2024****** 2024-06-05 20:07:36 INFO ImageFitter::fit+ 2024-06-05 20:07:36 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:07:36 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:07:36 INFO ImageFitter::fit+ --- region: 2024-06-05 20:07:36 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:07:36 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:07:36 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:07:36 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:07:36 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:07:36 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:07:36 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:07:36 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:07:36 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:07:36 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:07:36 INFO imstat::::casa ########################################## 2024-06-05 20:07:36 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:07:36 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:07:36 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:07:36 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:07:36 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:07:36 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:07:36 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:07:36 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:07:36 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:07:36 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:07:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:07:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:07:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:07:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:07:36 INFO imstat:::: Values --- 2024-06-05 20:07:36 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:07:36 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:07:36 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:07:36 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-06-05 20:07:36 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:07:36 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:07:36 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:07:36 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:07:36 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:07:36 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:07:36 INFO imstat:::: Statistics --- 2024-06-05 20:07:36 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:07:36 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:07:36 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:07:36 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:07:36 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-06-05 20:07:36 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-06-05 20:07:36 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-06-05 20:07:36 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-06-05 20:07:36 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-06-05 20:07:36 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:07:36 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:07:36 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:07:36 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:07:36 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:07:36 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:07:36 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 2024-06-05 20:07:36 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:07:36.227014 End time: 2024-06-05 20:07:36.253999 2024-06-05 20:07:36 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:07:36 INFO imstat::::casa ########################################## 2024-06-05 20:07:36 INFO phaseshift::::casa ########################################## 2024-06-05 20:07:36 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:07:36 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 02:40:24.0000' ) 2024-06-05 20:07:36 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:07:36 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:07:36 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:07:36 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:07:36 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:07:36 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:07:36 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:07:36 INFO MSTransformManager::open Select data 2024-06-05 20:07:36 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 ".". 2024-06-05 20:07:38 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 02:40:24.0000 successfully parsed 2024-06-05 20:07:38 INFO phaseshift::::casa Shift phase center 2024-06-05 20:07:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:07:36.271356 End time: 2024-06-05 20:07:39.025783 2024-06-05 20:07:39 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:07:39 INFO phaseshift::::casa ########################################## 2024-06-05 20:07:39 INFO tclean::::casa ########################################## 2024-06-05 20:07:39 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:07:39 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 ) 2024-06-05 20:07:39 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:07:39 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:07:39 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:07:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:07:39 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:07:39 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:07:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:07:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:07:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:07:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:07:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:07:40 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:07:40 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02582 2024-06-05 20:07:40 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:07:40 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:07:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:07:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:07:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:07:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:07:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:07:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:07:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:07:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:07:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:07:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:07:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:07:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:07:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:07:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:07:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:07:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:07:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:07:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:07:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:07:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:07:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:07:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:07:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:07:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:07:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:07:45 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:07:45 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:07:45 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:07:45 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:07:45 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'] 2024-06-05 20:07:46 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:07:39.086085 End time: 2024-06-05 20:07:46.073246 2024-06-05 20:07:46 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:07:46 INFO tclean::::casa ########################################## 2024-06-05 20:07:46 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:07:46 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:07:46 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:07:46 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:07:46 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:07:46 2024****** 2024-06-05 20:07:46 INFO ImageFitter::fit+ 2024-06-05 20:07:46 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:07:46 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:07:46 INFO ImageFitter::fit+ --- region: 2024-06-05 20:07:46 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:07:46 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:07:46 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:07:46 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:07:46 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:07:46 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:07:46 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:07:46 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:07:46 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:07:46 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:07:46 INFO imstat::::casa ########################################## 2024-06-05 20:07:46 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:07:46 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:07:46 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:07:46 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:07:46 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:07:46 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:07:46 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:07:46 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:07:46 INFO imstat:::: Values --- 2024-06-05 20:07:46 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:07:46 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:07:46 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:07:46 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-06-05 20:07:46 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:07:46 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:07:46 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:07:46 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:07:46 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:07:46 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:07:46 INFO imstat:::: Statistics --- 2024-06-05 20:07:46 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:07:46 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:07:46 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:07:46 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:07:46 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-06-05 20:07:46 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-06-05 20:07:46 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-06-05 20:07:46 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-06-05 20:07:46 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:07:46 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00 2024-06-05 20:07:46 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:07:46.155084 End time: 2024-06-05 20:07:46.199571 2024-06-05 20:07:46 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:07:46 INFO imstat::::casa ########################################## 2024-06-05 20:07:46 INFO phaseshift::::casa ########################################## 2024-06-05 20:07:46 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:07:46 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40.100000000deg' ) 2024-06-05 20:07:46 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:07:46 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:07:46 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:07:46 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:07:46 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:07:46 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:07:46 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:07:46 INFO MSTransformManager::open Select data 2024-06-05 20:07:46 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:07:48 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40.100000000deg successfully parsed 2024-06-05 20:07:48 INFO phaseshift::::casa Shift phase center 2024-06-05 20:07:49 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:07:46.226657 End time: 2024-06-05 20:07:48.827464 2024-06-05 20:07:49 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:07:49 INFO phaseshift::::casa ########################################## 2024-06-05 20:07:49 INFO tclean::::casa ########################################## 2024-06-05 20:07:49 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:07:49 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 ) 2024-06-05 20:07:49 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:07:49 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:07:49 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:07:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:07:49 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:07:49 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:07:49 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:07:49 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:07:49 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:07:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:07:49 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:07:50 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:07:50 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026184 2024-06-05 20:07:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:07:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:07:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:07:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:07:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:07:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:07:52 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:07:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:07:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:07:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:07:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:07:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:07:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:07:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:07:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:07:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:07:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:07:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:07:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:07:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:07:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:07:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:07:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:07:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:07:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:07:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:07:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:07:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:07:58 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:07:58 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:07:58 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:07:58 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:07:58 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:08:00 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:07:48.890859 End time: 2024-06-05 20:07:59.548784 2024-06-05 20:08:00 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:08:00 INFO tclean::::casa ########################################## 2024-06-05 20:08:00 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:08:00 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:00 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:08:00 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:08:00 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:08:00 2024****** 2024-06-05 20:08:00 INFO ImageFitter::fit+ 2024-06-05 20:08:00 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:08:00 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:08:00 INFO ImageFitter::fit+ --- region: 2024-06-05 20:08:00 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:08:00 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:08:00 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:08:00 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:08:00 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:08:00 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:08:00 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:00 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:08:00 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:08:00 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:08:00 INFO imstat::::casa ########################################## 2024-06-05 20:08:00 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:08:00 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:08:00 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:08:00 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:08:00 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:08:00 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:08:00 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:00 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:08:00 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:08:00 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:08:00 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:08:00 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:08:00 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:08:00 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:08:00 INFO imstat:::: Values --- 2024-06-05 20:08:00 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:08:00 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:08:00 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:08:00 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam 2024-06-05 20:08:00 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:08:00 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:08:00 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:08:00 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:08:00 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:08:00 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:08:00 INFO imstat:::: Statistics --- 2024-06-05 20:08:00 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:08:00 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:08:00 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:08:00 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:08:00 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam 2024-06-05 20:08:00 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam 2024-06-05 20:08:00 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam 2024-06-05 20:08:00 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam 2024-06-05 20:08:00 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam 2024-06-05 20:08:00 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:08:00 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:08:00 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:08:00 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:08:00 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:08:00 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:08:00 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 2024-06-05 20:08:00 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:07:59.620926 End time: 2024-06-05 20:07:59.647527 2024-06-05 20:08:00 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:08:00 INFO imstat::::casa ########################################## 2024-06-05 20:08:00 INFO phaseshift::::casa ########################################## 2024-06-05 20:08:00 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:08:00 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 0.699877030rad' ) 2024-06-05 20:08:00 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:08:00 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:08:00 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:08:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:08:00 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:08:00 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:08:00 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:08:00 INFO MSTransformManager::open Select data 2024-06-05 20:08:00 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:08:02 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 0.699877030rad successfully parsed 2024-06-05 20:08:02 INFO phaseshift::::casa Shift phase center 2024-06-05 20:08:03 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:07:59.664646 End time: 2024-06-05 20:08:03.175945 2024-06-05 20:08:03 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:08:03 INFO phaseshift::::casa ########################################## 2024-06-05 20:08:03 INFO tclean::::casa ########################################## 2024-06-05 20:08:03 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:08:03 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 ) 2024-06-05 20:08:03 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:08:03 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:08:03 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:08:03 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:08:03 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:08:03 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:08:03 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:08:03 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:08:03 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:08:03 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:08:03 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:08:04 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:08:05 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028552 2024-06-05 20:08:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:08:05 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:08:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:08:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:08:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:08:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:08:07 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:08:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:08:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:08:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:08:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:08:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:08:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:08:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:08:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:08:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:08:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:08:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:08:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:08:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:08:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:08:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:08:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:08:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:08:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:08:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:08:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:08:14 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:08:14 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:08:14 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:08:14 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:08:15 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'] 2024-06-05 20:08:15 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:08:03.241958 End time: 2024-06-05 20:08:15.398937 2024-06-05 20:08:15 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:08:15 INFO tclean::::casa ########################################## 2024-06-05 20:08:15 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:08:15 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:15 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:08:15 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:08:15 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:08:15 2024****** 2024-06-05 20:08:15 INFO ImageFitter::fit+ 2024-06-05 20:08:15 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:08:15 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:08:15 INFO ImageFitter::fit+ --- region: 2024-06-05 20:08:15 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:08:15 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:08:15 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:08:15 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:08:15 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:08:15 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:08:15 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:15 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:08:15 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:08:15 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:08:15 INFO imstat::::casa ########################################## 2024-06-05 20:08:15 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:08:15 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:08:15 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:08:15 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:08:15 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:08:15 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:08:15 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:15 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:08:15 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:08:15 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:08:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:08:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:08:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:08:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:08:16 INFO imstat:::: Values --- 2024-06-05 20:08:16 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:08:16 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:08:16 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:08:16 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam 2024-06-05 20:08:16 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:08:16 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:08:16 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:08:16 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-06-05 20:08:16 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:08:16 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:08:16 INFO imstat:::: Statistics --- 2024-06-05 20:08:16 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:08:16 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:08:16 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:08:16 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:08:16 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam 2024-06-05 20:08:16 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-06-05 20:08:16 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam 2024-06-05 20:08:16 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam 2024-06-05 20:08:16 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam 2024-06-05 20:08:16 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:08:16 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:08:16 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:08:16 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:08:16 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:08:16 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:08:16 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 2024-06-05 20:08:16 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:08:15.480072 End time: 2024-06-05 20:08:15.508635 2024-06-05 20:08:16 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:08:16 INFO imstat::::casa ########################################## 2024-06-05 20:08:16 INFO phaseshift::::casa ########################################## 2024-06-05 20:08:16 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:08:16 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 40d06m00' ) 2024-06-05 20:08:16 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:08:16 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:08:16 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:08:16 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:08:16 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:08:16 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:08:16 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:08:16 INFO MSTransformManager::open Select data 2024-06-05 20:08:16 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:08:18 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40d06m00 successfully parsed 2024-06-05 20:08:18 INFO phaseshift::::casa Shift phase center 2024-06-05 20:08:20 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:08:15.526671 End time: 2024-06-05 20:08:19.607549 2024-06-05 20:08:20 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:08:20 INFO phaseshift::::casa ########################################## 2024-06-05 20:08:20 INFO tclean::::casa ########################################## 2024-06-05 20:08:20 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:08:20 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 ) 2024-06-05 20:08:20 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:08:20 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:08:20 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:08:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:08:20 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:08:20 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:08:20 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:08:20 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:08:20 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:08:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:08:20 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:08:21 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:08:21 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023466 2024-06-05 20:08:21 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:08:21 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:08:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:08:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:08:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:08:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:08:23 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:08:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:08:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:08:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:08:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:08:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:08:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:08:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:08:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:08:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:08:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:08:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:08:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:08:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:08:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:08:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:08:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:08:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:08:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:08:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:08:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:08:28 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:08:28 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:08:28 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:08:29 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:08:29 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'] 2024-06-05 20:08:30 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:08:19.674980 End time: 2024-06-05 20:08:30.069679 2024-06-05 20:08:30 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:08:30 INFO tclean::::casa ########################################## 2024-06-05 20:08:30 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:08:30 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:30 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) 2024-06-05 20:08:30 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:08:30 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:08:30 2024****** 2024-06-05 20:08:30 INFO ImageFitter::fit+ 2024-06-05 20:08:30 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:08:30 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:08:30 INFO ImageFitter::fit+ --- region: 2024-06-05 20:08:30 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:08:30 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:08:30 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:08:30 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:08:30 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:08:30 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:08:30 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:30 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) 2024-06-05 20:08:30 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:08:30 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:08:30 INFO imstat::::casa ########################################## 2024-06-05 20:08:30 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:08:30 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 ) 2024-06-05 20:08:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:08:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:08:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:08:30 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:08:30 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:30 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) 2024-06-05 20:08:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:08:30 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:08:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:08:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:08:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:08:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:08:30 INFO imstat:::: Values --- 2024-06-05 20:08:30 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:08:30 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:08:30 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:08:30 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-06-05 20:08:30 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:08:30 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:08:30 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:08:30 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:08:30 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:08:30 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:08:30 INFO imstat:::: Statistics --- 2024-06-05 20:08:30 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:08:30 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:08:30 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:08:30 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:08:30 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-06-05 20:08:30 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-06-05 20:08:30 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-06-05 20:08:30 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-06-05 20:08:30 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-06-05 20:08:30 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:08:30 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:08:30 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:08:30 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:08:30 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:08:30 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:08:30 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 2024-06-05 20:08:30 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:08:30.149287 End time: 2024-06-05 20:08:30.178487 2024-06-05 20:08:30 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:08:30 INFO imstat::::casa ########################################## 2024-06-05 20:08:30 INFO phaseshift::::casa ########################################## 2024-06-05 20:08:30 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:08:30 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 02:40:24.0000' ) 2024-06-05 20:08:30 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:08:30 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:08:30 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:08:30 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:08:30 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:08:30 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:08:30 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:08:30 INFO MSTransformManager::open Select data 2024-06-05 20:08:30 INFO MSTransformManager::createOutputMSStructure Create output MS structure NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours. If you meant degrees, please replace ":" by ".". 2024-06-05 20:08:32 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 02:40:24.0000 successfully parsed 2024-06-05 20:08:32 INFO phaseshift::::casa Shift phase center 2024-06-05 20:08:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:08:30.196661 End time: 2024-06-05 20:08:33.262694 2024-06-05 20:08:33 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:08:33 INFO phaseshift::::casa ########################################## 2024-06-05 20:08:33 INFO tclean::::casa ########################################## 2024-06-05 20:08:33 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:08:33 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 ) 2024-06-05 20:08:33 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:08:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:08:33 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:08:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:08:33 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:08:33 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:08:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:08:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:08:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:08:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:08:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:08:34 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:08:34 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026376 2024-06-05 20:08:34 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:08:34 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:08:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:08:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:08:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:08:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:08:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:08:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:08:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:08:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:08:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:08:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:08:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:08:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:08:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:08:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:08:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:08:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:08:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:08:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:08:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:08:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:08:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:08:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:08:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:08:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:08:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:08:41 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:08:41 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:08:41 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:08:41 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:08:41 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'] 2024-06-05 20:08:42 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:08:33.316612 End time: 2024-06-05 20:08:41.828962 2024-06-05 20:08:42 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:08:42 INFO tclean::::casa ########################################## 2024-06-05 20:08:42 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:08:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:42 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) 2024-06-05 20:08:42 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:08:42 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:08:42 2024****** 2024-06-05 20:08:42 INFO ImageFitter::fit+ 2024-06-05 20:08:42 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:08:42 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:08:42 INFO ImageFitter::fit+ --- region: 2024-06-05 20:08:42 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:08:42 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:08:42 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:08:42 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:08:42 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:08:42 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:08:42 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:42 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) 2024-06-05 20:08:42 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:08:42 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:08:42 INFO imstat::::casa ########################################## 2024-06-05 20:08:42 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:08:42 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 ) 2024-06-05 20:08:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:08:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:08:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:08:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:08:42 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:42 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) 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:08:42 INFO imstat:::: Values --- 2024-06-05 20:08:42 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:08:42 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:08:42 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:08:42 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-06-05 20:08:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:08:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:08:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:08:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:08:42 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:08:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:08:42 INFO imstat:::: Statistics --- 2024-06-05 20:08:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:08:42 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:08:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:08:42 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:08:42 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-06-05 20:08:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-06-05 20:08:42 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-06-05 20:08:42 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-06-05 20:08:42 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:08:42 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777580e-05 4.999996e+00 2024-06-05 20:08:42 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:08:41.896757 End time: 2024-06-05 20:08:41.922288 2024-06-05 20:08:42 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:08:42 INFO imstat::::casa ########################################## 2024-06-05 20:08:42 INFO phaseshift::::casa ########################################## 2024-06-05 20:08:42 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:08:42 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 40.100000000deg' ) 2024-06-05 20:08:42 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:08:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:08:42 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:08:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:08:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:08:42 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:08:42 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:08:42 INFO MSTransformManager::open Select data 2024-06-05 20:08:42 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:08:43 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40.100000000deg successfully parsed 2024-06-05 20:08:43 INFO phaseshift::::casa Shift phase center 2024-06-05 20:08:44 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:08:41.938634 End time: 2024-06-05 20:08:44.245734 2024-06-05 20:08:44 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:08:44 INFO phaseshift::::casa ########################################## 2024-06-05 20:08:44 INFO tclean::::casa ########################################## 2024-06-05 20:08:44 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:08:44 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 ) 2024-06-05 20:08:44 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:08:44 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:08:44 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:08:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:08:44 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:08:44 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:08:44 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:08:44 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:08:44 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:08:44 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:08:44 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:08:46 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:08:46 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025161 2024-06-05 20:08:46 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:08:46 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:08:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:08:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:08:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:08:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:08:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:08:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:08:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:08:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:08:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:08:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:08:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:08:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:08:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:08:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:08:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:08:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:08:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:08:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:08:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:08:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:08:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:08:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:08:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:08:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:08:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:08:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:08:53 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:08:53 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:08:53 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:08:53 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:08:54 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:08:55 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:08:44.305246 End time: 2024-06-05 20:08:54.631731 2024-06-05 20:08:55 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:08:55 INFO tclean::::casa ########################################## 2024-06-05 20:08:55 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:08:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:55 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) 2024-06-05 20:08:55 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:08:55 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:08:55 2024****** 2024-06-05 20:08:55 INFO ImageFitter::fit+ 2024-06-05 20:08:55 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:08:55 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:08:55 INFO ImageFitter::fit+ --- region: 2024-06-05 20:08:55 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:08:55 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:08:55 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:08:55 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:08:55 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:08:55 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:08:55 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:55 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) 2024-06-05 20:08:55 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:08:55 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:08:55 INFO imstat::::casa ########################################## 2024-06-05 20:08:55 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:08:55 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 ) 2024-06-05 20:08:55 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:08:55 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:08:55 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:08:55 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:08:55 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:08:55 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) 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:08:55 INFO imstat:::: Values --- 2024-06-05 20:08:55 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:08:55 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:08:55 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:08:55 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam 2024-06-05 20:08:55 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:08:55 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:08:55 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:08:55 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:08:55 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:08:55 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:08:55 INFO imstat:::: Statistics --- 2024-06-05 20:08:55 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:08:55 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:08:55 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:08:55 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:08:55 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam 2024-06-05 20:08:55 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam 2024-06-05 20:08:55 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam 2024-06-05 20:08:55 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-06-05 20:08:55 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:08:55 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777580e-05 4.999996e+00 2024-06-05 20:08:55 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:08:54.700344 End time: 2024-06-05 20:08:54.726473 2024-06-05 20:08:55 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:08:55 INFO imstat::::casa ########################################## 2024-06-05 20:08:55 INFO phaseshift::::casa ########################################## 2024-06-05 20:08:55 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:08:55 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 0.699877030rad' ) 2024-06-05 20:08:55 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:08:55 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:08:55 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:08:55 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:08:55 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:08:55 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:08:55 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:08:55 INFO MSTransformManager::open Select data 2024-06-05 20:08:55 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:08:57 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 0.699877030rad successfully parsed 2024-06-05 20:08:57 INFO phaseshift::::casa Shift phase center 2024-06-05 20:08:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:08:54.743280 End time: 2024-06-05 20:08:57.650631 2024-06-05 20:08:58 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:08:58 INFO phaseshift::::casa ########################################## 2024-06-05 20:08:58 INFO tclean::::casa ########################################## 2024-06-05 20:08:58 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:08:58 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 ) 2024-06-05 20:08:58 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:08:58 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:08:58 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:08:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:08:58 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:08:58 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:08:58 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:08:58 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.67 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:08:58 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:08:58 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:08:58 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:08:59 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:08:59 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018866 2024-06-05 20:08:59 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:08:59 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:09:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:09:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:09:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:09:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:09:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:09:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:09:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:09:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:09:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:09:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:09:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:09:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:09:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:09:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:09:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:09:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:09:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:09:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:09:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:09:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:09:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:09:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:09:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:09:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:09:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:09:07 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:09:07 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:09:07 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:09:08 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:09:08 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'] 2024-06-05 20:09:09 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:08:57.721852 End time: 2024-06-05 20:09:09.130351 2024-06-05 20:09:09 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:09:09 INFO tclean::::casa ########################################## 2024-06-05 20:09:09 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:09:09 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:09:09 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:09:09 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:09:09 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:09:09 2024****** 2024-06-05 20:09:09 INFO ImageFitter::fit+ 2024-06-05 20:09:09 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:09:09 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:09:09 INFO ImageFitter::fit+ --- region: 2024-06-05 20:09:09 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:09:09 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:09:09 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:09:09 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:09:09 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:09:09 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:09:09 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:09:09 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:09:09 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:09:09 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:09:09 INFO imstat::::casa ########################################## 2024-06-05 20:09:09 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:09:09 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:09:09 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:09:09 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:09:09 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:09:09 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:09:09 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:09:09 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:09:09 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:09:09 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:09:09 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:09:09 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:09:09 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:09:09 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:09:09 INFO imstat:::: Values --- 2024-06-05 20:09:09 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:09:09 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:09:09 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:09:09 INFO imstat:::: -- minimum value [min]: -7.77738e-05 Jy/beam 2024-06-05 20:09:09 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:09:09 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:09:09 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:09:09 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:09:09 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:09:09 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:09:09 INFO imstat:::: Statistics --- 2024-06-05 20:09:09 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:09:09 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:09:09 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:09:09 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:09:09 INFO imstat:::: -- Median of the pixel values [median]: -1.86662e-05 Jy/beam 2024-06-05 20:09:09 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73577e-05 Jy/beam 2024-06-05 20:09:09 INFO imstat:::: -- IQR [quartile]: 3.56242e-05 Jy/beam 2024-06-05 20:09:09 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam 2024-06-05 20:09:09 INFO imstat:::: -- Third quartile [q3]: 1.11673e-06 Jy/beam 2024-06-05 20:09:09 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:09:09 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:09:09 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:09:09 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:09:09 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:09:09 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:09:09 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 2024-06-05 20:09:09 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:09:09.203129 End time: 2024-06-05 20:09:09.229976 2024-06-05 20:09:09 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:09:09 INFO imstat::::casa ########################################## 2024-06-05 20:09:09 INFO phaseshift::::casa ########################################## 2024-06-05 20:09:09 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:09:09 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 40d06m00' ) 2024-06-05 20:09:09 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:09:09 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:09:09 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:09:09 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:09:09 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:09:09 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:09:09 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:09:09 INFO MSTransformManager::open Select data 2024-06-05 20:09:09 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:09:11 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40d06m00 successfully parsed 2024-06-05 20:09:11 INFO phaseshift::::casa Shift phase center 2024-06-05 20:09:13 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:09:09.247360 End time: 2024-06-05 20:09:13.312561 2024-06-05 20:09:13 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:09:13 INFO phaseshift::::casa ########################################## 2024-06-05 20:09:13 INFO tclean::::casa ########################################## 2024-06-05 20:09:13 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:09:13 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:09:13 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:09:13 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:09:13 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:09:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:09:14 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:09:14 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:09:14 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:09:14 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:09:14 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:09:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:09:14 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:09:14 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:09:14 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021654 2024-06-05 20:09:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:09:15 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:09:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:09:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:09:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:09:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:09:16 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:09:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:09:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:09:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:09:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:09:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:09:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:09:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:09:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:09:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:09:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:09:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:09:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:09:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:09:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:09:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:09:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:09:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:09:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:09:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:09:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:09:23 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:09:23 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:09:23 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:09:23 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:09:24 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'] 2024-06-05 20:09:25 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:09:13.379372 End time: 2024-06-05 20:09:24.854023 2024-06-05 20:09:25 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:09:25 INFO tclean::::casa ########################################## 2024-06-05 20:09:25 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:09:25 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:09:25 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) 2024-06-05 20:09:25 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:09:25 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:09:25 2024****** 2024-06-05 20:09:25 INFO ImageFitter::fit+ 2024-06-05 20:09:25 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:09:25 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:09:25 INFO ImageFitter::fit+ --- region: 2024-06-05 20:09:25 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:09:25 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:09:25 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:09:25 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:09:25 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:09:25 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:09:25 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:09:25 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) 2024-06-05 20:09:25 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:09:25 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:09:25 INFO imstat::::casa ########################################## 2024-06-05 20:09:25 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:09:25 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 ) 2024-06-05 20:09:25 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:09:25 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:09:25 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:09:25 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:09:25 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:09:25 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) 2024-06-05 20:09:25 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:09:25 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:09:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:09:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:09:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:09:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:09:25 INFO imstat:::: Values --- 2024-06-05 20:09:25 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:09:25 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:09:25 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:09:25 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-06-05 20:09:25 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:09:25 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:09:25 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:09:25 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-06-05 20:09:25 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:09:25 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:09:25 INFO imstat:::: Statistics --- 2024-06-05 20:09:25 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:09:25 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:09:25 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:09:25 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:09:25 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-06-05 20:09:25 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-06-05 20:09:25 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-06-05 20:09:25 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-06-05 20:09:25 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-06-05 20:09:25 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:09:25 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:09:25 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:09:25 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:09:25 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:09:25 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:09:25 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 2024-06-05 20:09:25 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:09:24.931454 End time: 2024-06-05 20:09:24.959364 2024-06-05 20:09:25 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:09:25 INFO imstat::::casa ########################################## 2024-06-05 20:09:25 INFO phaseshift::::casa ########################################## 2024-06-05 20:09:25 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:09:25 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' ) 2024-06-05 20:09:25 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:09:25 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:09:25 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:09:25 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:09:25 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:09:25 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:09:25 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:09:25 INFO MSTransformManager::open Select data 2024-06-05 20:09:25 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 ".". 2024-06-05 20:09:27 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 02:40:24.0000 successfully parsed 2024-06-05 20:09:27 INFO phaseshift::::casa Shift phase center 2024-06-05 20:09:28 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:09:24.977480 End time: 2024-06-05 20:09:28.437195 2024-06-05 20:09:28 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:09:28 INFO phaseshift::::casa ########################################## 2024-06-05 20:09:29 INFO tclean::::casa ########################################## 2024-06-05 20:09:29 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:09:29 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 ) 2024-06-05 20:09:29 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:09:29 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:09:29 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:09:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:09:29 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:09:29 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:09:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:09:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.67 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:09:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:09:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:09:29 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:09:30 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:09:30 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.029072 2024-06-05 20:09:30 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:09:30 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:09:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:09:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:09:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:09:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:09:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:09:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:09:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:09:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:09:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:09:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:09:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:09:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:09:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:09:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:09:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:09:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:09:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:09:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:09:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:09:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:09:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:09:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:09:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:09:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:09:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:09:37 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:09:37 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:09:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:09:38 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:09:38 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'] 2024-06-05 20:09:39 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:09:28.508163 End time: 2024-06-05 20:09:39.438791 2024-06-05 20:09:39 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:09:39 INFO tclean::::casa ########################################## 2024-06-05 20:09:39 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:09:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:09:39 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) 2024-06-05 20:09:39 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:09:39 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:09:39 2024****** 2024-06-05 20:09:39 INFO ImageFitter::fit+ 2024-06-05 20:09:39 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:09:39 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:09:39 INFO ImageFitter::fit+ --- region: 2024-06-05 20:09:39 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:09:39 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:09:39 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:09:39 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:09:39 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:09:39 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:09:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:09:39 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) 2024-06-05 20:09:39 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:09:40 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:09:40 INFO imstat::::casa ########################################## 2024-06-05 20:09:40 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:09:40 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 ) 2024-06-05 20:09:40 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:09:40 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:09:40 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:09:40 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:09:40 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:09:40 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) 2024-06-05 20:09:40 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:09:40 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:09:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:09:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:09:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:09:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:09:40 INFO imstat:::: Values --- 2024-06-05 20:09:40 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:09:40 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:09:40 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:09:40 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-06-05 20:09:40 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:09:40 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:09:40 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:09:40 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-06-05 20:09:40 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:09:40 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:09:40 INFO imstat:::: Statistics --- 2024-06-05 20:09:40 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:09:40 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:09:40 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:09:40 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:09:40 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-06-05 20:09:40 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-06-05 20:09:40 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-06-05 20:09:40 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-06-05 20:09:40 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-06-05 20:09:40 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:09:40 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:09:40 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:09:40 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:09:40 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:09:40 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:09:40 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 2024-06-05 20:09:40 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:09:39.513523 End time: 2024-06-05 20:09:39.551266 2024-06-05 20:09:40 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:09:40 INFO imstat::::casa ########################################## 2024-06-05 20:09:40 INFO phaseshift::::casa ########################################## 2024-06-05 20:09:40 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:09:40 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 5.209080597rad 40.100000000deg' ) 2024-06-05 20:09:40 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:09:40 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:09:40 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:09:40 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:09:40 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:09:40 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:09:40 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:09:40 INFO MSTransformManager::open Select data 2024-06-05 20:09:40 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:09:42 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40.100000000deg successfully parsed 2024-06-05 20:09:42 INFO phaseshift::::casa Shift phase center 2024-06-05 20:09:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:09:39.567861 End time: 2024-06-05 20:09:43.203808 2024-06-05 20:09:43 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:09:43 INFO phaseshift::::casa ########################################## 2024-06-05 20:09:43 INFO tclean::::casa ########################################## 2024-06-05 20:09:43 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:09:43 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 ) 2024-06-05 20:09:43 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:09:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:09:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:09:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:09:43 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:09:43 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:09:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:09:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:09:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:09:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:09:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:09:44 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:09:44 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025582 2024-06-05 20:09:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:09:44 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:09:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:09:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:09:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:09:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:09:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:09:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:09:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:09:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:09:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:09:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:09:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:09:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:09:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:09:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:09:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:09:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:09:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:09:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:09:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:09:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:09:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:09:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:09:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:09:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:09:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:09:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:09:54 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:09:54 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:09:54 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:09:54 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:09:55 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:09:56 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:09:43.267488 End time: 2024-06-05 20:09:56.043317 2024-06-05 20:09:56 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:09:56 INFO tclean::::casa ########################################## 2024-06-05 20:09:56 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:09:56 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:09:56 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:09:56 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:09:56 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:09:56 2024****** 2024-06-05 20:09:56 INFO ImageFitter::fit+ 2024-06-05 20:09:56 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:09:56 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:09:56 INFO ImageFitter::fit+ --- region: 2024-06-05 20:09:56 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:09:56 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:09:56 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:09:56 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:09:56 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:09:56 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:09:56 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:09:56 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:09:56 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:09:56 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:09:56 INFO imstat::::casa ########################################## 2024-06-05 20:09:56 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:09:56 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:09:56 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:09:56 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:09:56 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:09:56 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:09:56 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:09:56 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:09:56 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:09:56 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:09:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:09:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:09:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:09:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:09:56 INFO imstat:::: Values --- 2024-06-05 20:09:56 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:09:56 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:09:56 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:09:56 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-06-05 20:09:56 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:09:56 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:09:56 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:09:56 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-06-05 20:09:56 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:09:56 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:09:56 INFO imstat:::: Statistics --- 2024-06-05 20:09:56 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:09:56 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:09:56 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:09:56 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:09:56 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam 2024-06-05 20:09:56 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam 2024-06-05 20:09:56 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam 2024-06-05 20:09:56 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam 2024-06-05 20:09:56 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam 2024-06-05 20:09:56 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:09:56 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:09:56 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:09:56 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:09:56 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:09:56 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:09:56 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 2024-06-05 20:09:56 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:09:56.127538 End time: 2024-06-05 20:09:56.157101 2024-06-05 20:09:56 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:09:56 INFO imstat::::casa ########################################## 2024-06-05 20:09:56 INFO phaseshift::::casa ########################################## 2024-06-05 20:09:56 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:09:56 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 0.699877030rad' ) 2024-06-05 20:09:56 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:09:56 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:09:56 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:09:56 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:09:56 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:09:56 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:09:56 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:09:56 INFO MSTransformManager::open Select data 2024-06-05 20:09:56 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:10:00 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 0.699877030rad successfully parsed 2024-06-05 20:10:00 INFO phaseshift::::casa Shift phase center 2024-06-05 20:10:01 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:09:56.175828 End time: 2024-06-05 20:10:00.858072 2024-06-05 20:10:01 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:10:01 INFO phaseshift::::casa ########################################## 2024-06-05 20:10:01 INFO tclean::::casa ########################################## 2024-06-05 20:10:01 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:10:01 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 ) 2024-06-05 20:10:01 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:10:01 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:10:01 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:10:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:10:01 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:10:01 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:10:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:10:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:10:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:10:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:10:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:10:03 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:10:03 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028854 2024-06-05 20:10:03 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:10:03 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:10:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:10:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:10:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:10:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:10:05 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:10:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:10:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:10:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:10:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:10:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:10:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:10:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:10:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:10:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:10:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:10:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:10:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:10:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:10:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:10:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:10:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:10:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:10:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:10:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:10:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:10:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:10:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:10:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:10:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:10:13 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:10:13 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:10:13 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:10:13 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:10:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:10:15 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:10:00.915141 End time: 2024-06-05 20:10:15.027093 2024-06-05 20:10:15 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:10:15 INFO tclean::::casa ########################################## 2024-06-05 20:10:15 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:10:15 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:10:15 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:10:15 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:10:15 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:10:15 2024****** 2024-06-05 20:10:15 INFO ImageFitter::fit+ 2024-06-05 20:10:15 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:10:15 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:10:15 INFO ImageFitter::fit+ --- region: 2024-06-05 20:10:15 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:10:15 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:10:15 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:10:15 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:10:15 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:10:15 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:10:15 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:10:15 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:10:15 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:10:15 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:10:15 INFO imstat::::casa ########################################## 2024-06-05 20:10:15 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:10:15 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:10:15 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:10:15 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:10:15 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:10:15 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:10:15 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:10:15 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:10:15 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:10:15 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:10:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:10:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:10:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:10:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:10:15 INFO imstat:::: Values --- 2024-06-05 20:10:15 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:10:15 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:10:15 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:10:15 INFO imstat:::: -- minimum value [min]: -7.77793e-05 Jy/beam 2024-06-05 20:10:15 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:10:15 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:10:15 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:10:15 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-06-05 20:10:15 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:10:15 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:10:15 INFO imstat:::: Statistics --- 2024-06-05 20:10:15 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:10:15 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:10:15 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:10:15 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:10:15 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam 2024-06-05 20:10:15 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73592e-05 Jy/beam 2024-06-05 20:10:15 INFO imstat:::: -- IQR [quartile]: 3.55982e-05 Jy/beam 2024-06-05 20:10:15 INFO imstat:::: -- First quartile [q1]: -3.45035e-05 Jy/beam 2024-06-05 20:10:15 INFO imstat:::: -- Third quartile [q3]: 1.09469e-06 Jy/beam 2024-06-05 20:10:15 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:10:15 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:10:15 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:10:15 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:10:15 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:10:15 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:10:15 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 2024-06-05 20:10:15 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:10:15.105396 End time: 2024-06-05 20:10:15.133102 2024-06-05 20:10:15 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:10:15 INFO imstat::::casa ########################################## 2024-06-05 20:10:15 INFO phaseshift::::casa ########################################## 2024-06-05 20:10:15 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:10:15 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40d06m0.0019' ) 2024-06-05 20:10:15 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:10:15 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:10:15 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:10:15 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:10:15 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:10:15 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:10:15 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:10:15 INFO MSTransformManager::open Select data 2024-06-05 20:10:15 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:10:19 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40d06m0.0019 successfully parsed 2024-06-05 20:10:19 INFO phaseshift::::casa Shift phase center 2024-06-05 20:10:21 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:10:15.151467 End time: 2024-06-05 20:10:20.649579 2024-06-05 20:10:21 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:10:21 INFO phaseshift::::casa ########################################## 2024-06-05 20:10:21 INFO tclean::::casa ########################################## 2024-06-05 20:10:21 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:10:21 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 ) 2024-06-05 20:10:21 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:10:21 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:10:21 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:10:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:10:21 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:10:21 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:10:21 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:10:21 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:10:21 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:10:21 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:10:21 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:10:22 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:10:22 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028232 2024-06-05 20:10:22 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:10:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:10:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:10:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:10:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:10:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:10:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:10:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:10:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:10:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:10:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:10:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:10:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:10:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:10:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:10:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:10:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:10:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:10:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:10:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:10:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:10:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:10:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:10:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:10:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:10:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:10:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:10:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:10:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:10:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:10:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:10:31 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:10:31 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:10:31 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:10:31 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:10:31 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'] 2024-06-05 20:10:33 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:10:20.704354 End time: 2024-06-05 20:10:32.884440 2024-06-05 20:10:33 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:10:33 INFO tclean::::casa ########################################## 2024-06-05 20:10:33 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:10:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:10:33 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) 2024-06-05 20:10:33 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:10:33 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:10:33 2024****** 2024-06-05 20:10:33 INFO ImageFitter::fit+ 2024-06-05 20:10:33 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:10:33 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:10:33 INFO ImageFitter::fit+ --- region: 2024-06-05 20:10:33 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:10:33 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:10:33 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:10:33 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:10:33 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:10:33 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:10:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:10:33 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) 2024-06-05 20:10:33 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:10:33 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:10:33 INFO imstat::::casa ########################################## 2024-06-05 20:10:33 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:10:33 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 ) 2024-06-05 20:10:33 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:10:33 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:10:33 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:10:33 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:10:33 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:10:33 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) 2024-06-05 20:10:33 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:10:33 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:10:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:10:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:10:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:10:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:10:33 INFO imstat:::: Values --- 2024-06-05 20:10:33 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:10:33 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:10:33 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:10:33 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-06-05 20:10:33 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:10:33 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:10:33 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:10:33 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-06-05 20:10:33 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:10:33 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:10:33 INFO imstat:::: Statistics --- 2024-06-05 20:10:33 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:10:33 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:10:33 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:10:33 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:10:33 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-06-05 20:10:33 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-06-05 20:10:33 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-06-05 20:10:33 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-06-05 20:10:33 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-06-05 20:10:33 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:10:33 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:10:33 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:10:33 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:10:33 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:10:33 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:10:33 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 2024-06-05 20:10:33 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:10:32.964897 End time: 2024-06-05 20:10:32.994386 2024-06-05 20:10:33 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:10:33 INFO imstat::::casa ########################################## 2024-06-05 20:10:33 INFO phaseshift::::casa ########################################## 2024-06-05 20:10:33 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:10:33 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 02:40:24.0001' ) 2024-06-05 20:10:33 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:10:33 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:10:33 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:10:33 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:10:33 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:10:33 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:10:33 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:10:33 INFO MSTransformManager::open Select data 2024-06-05 20:10:33 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 ".". 2024-06-05 20:10:35 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 02:40:24.0001 successfully parsed 2024-06-05 20:10:35 INFO phaseshift::::casa Shift phase center 2024-06-05 20:10:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:10:33.012860 End time: 2024-06-05 20:10:36.562536 2024-06-05 20:10:37 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:10:37 INFO phaseshift::::casa ########################################## 2024-06-05 20:10:37 INFO tclean::::casa ########################################## 2024-06-05 20:10:37 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:10:37 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 ) 2024-06-05 20:10:37 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:10:37 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:10:37 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:10:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:10:37 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:10:37 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:10:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:10:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:10:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:10:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:10:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:10:39 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:10:39 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026242 2024-06-05 20:10:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:10:39 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:10:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:10:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:10:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:10:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:10:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:10:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:10:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:10:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:10:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:10:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:10:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:10:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:10:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:10:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:10:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:10:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:10:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:10:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:10:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:10:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:10:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:10:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:10:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:10:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:10:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:10:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:10:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:10:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:10:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:10:48 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:10:48 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:10:48 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:10:49 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:10:49 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'] 2024-06-05 20:10:49 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:10:36.633178 End time: 2024-06-05 20:10:49.492498 2024-06-05 20:10:49 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:10:49 INFO tclean::::casa ########################################## 2024-06-05 20:10:50 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:10:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:10:50 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) 2024-06-05 20:10:50 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:10:50 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:10:50 2024****** 2024-06-05 20:10:50 INFO ImageFitter::fit+ 2024-06-05 20:10:50 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:10:50 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:10:50 INFO ImageFitter::fit+ --- region: 2024-06-05 20:10:50 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:10:50 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:10:50 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:10:50 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:10:50 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:10:50 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:10:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:10:50 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) 2024-06-05 20:10:50 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:10:50 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:10:50 INFO imstat::::casa ########################################## 2024-06-05 20:10:50 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:10:50 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 ) 2024-06-05 20:10:50 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:10:50 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:10:50 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:10:50 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:10:50 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:10:50 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) 2024-06-05 20:10:50 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:10:50 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:10:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:10:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:10:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:10:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:10:50 INFO imstat:::: Values --- 2024-06-05 20:10:50 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:10:50 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:10:50 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:10:50 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-06-05 20:10:50 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:10:50 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:10:50 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:10:50 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-06-05 20:10:50 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:10:50 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:10:50 INFO imstat:::: Statistics --- 2024-06-05 20:10:50 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:10:50 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:10:50 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:10:50 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:10:50 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-06-05 20:10:50 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-06-05 20:10:50 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-06-05 20:10:50 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-06-05 20:10:50 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-06-05 20:10:50 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:10:50 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:10:50 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:10:50 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:10:50 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:10:50 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:10:50 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 2024-06-05 20:10:50 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:10:49.568078 End time: 2024-06-05 20:10:49.613481 2024-06-05 20:10:50 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:10:50 INFO imstat::::casa ########################################## 2024-06-05 20:10:50 INFO phaseshift::::casa ########################################## 2024-06-05 20:10:50 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:10:50 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 19h53m49.9980 40.100000528deg' ) 2024-06-05 20:10:50 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:10:50 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:10:50 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:10:50 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:10:50 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:10:50 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:10:50 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:10:50 INFO MSTransformManager::open Select data 2024-06-05 20:10:50 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:10:52 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40.100000528deg successfully parsed 2024-06-05 20:10:52 INFO phaseshift::::casa Shift phase center 2024-06-05 20:10:57 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:10:49.640940 End time: 2024-06-05 20:10:57.255503 2024-06-05 20:10:57 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:10:57 INFO phaseshift::::casa ########################################## 2024-06-05 20:10:57 INFO tclean::::casa ########################################## 2024-06-05 20:10:57 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:10:57 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 ) 2024-06-05 20:10:57 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:10:57 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:10:57 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:10:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:10:57 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:10:57 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:10:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:10:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:10:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:10:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:10:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:10:59 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:10:59 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028326 2024-06-05 20:10:59 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:10:59 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:10:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:11:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:11:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:11:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:11:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:11:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:11:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:11:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:11:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:11:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:11:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:11:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:11:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:11:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:11:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:11:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:11:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:11:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:11:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:11:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:11:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:11:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:11:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:11:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:11:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:11:08 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:11:08 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:11:08 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:11:09 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:11:09 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:11:10 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:10:57.325908 End time: 2024-06-05 20:11:10.106282 2024-06-05 20:11:10 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:11:10 INFO tclean::::casa ########################################## 2024-06-05 20:11:10 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:11:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:11:10 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) 2024-06-05 20:11:10 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:11:10 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:11:10 2024****** 2024-06-05 20:11:10 INFO ImageFitter::fit+ 2024-06-05 20:11:10 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:11:10 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:11:10 INFO ImageFitter::fit+ --- region: 2024-06-05 20:11:10 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:11:10 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:11:10 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:11:10 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:11:10 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:11:10 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:11:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:11:10 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) 2024-06-05 20:11:10 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:11:10 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:11:10 INFO imstat::::casa ########################################## 2024-06-05 20:11:10 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:11:10 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 ) 2024-06-05 20:11:10 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:11:10 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:11:10 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:11:10 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:11:10 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:11:10 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) 2024-06-05 20:11:10 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:11:10 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:11:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:11:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:11:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:11:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:11:10 INFO imstat:::: Values --- 2024-06-05 20:11:10 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:11:10 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:11:10 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:11:10 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-06-05 20:11:10 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:11:10 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:11:10 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:11:10 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-06-05 20:11:10 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:11:10 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:11:10 INFO imstat:::: Statistics --- 2024-06-05 20:11:10 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:11:10 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:11:10 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:11:10 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:11:10 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-06-05 20:11:10 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-06-05 20:11:10 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-06-05 20:11:10 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-06-05 20:11:10 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-06-05 20:11:10 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:11:10 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:11:10 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:11:10 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:11:10 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:11:10 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:11:10 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 2024-06-05 20:11:10 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:11:10.186400 End time: 2024-06-05 20:11:10.215051 2024-06-05 20:11:10 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:11:10 INFO imstat::::casa ########################################## 2024-06-05 20:11:10 INFO phaseshift::::casa ########################################## 2024-06-05 20:11:10 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:11:10 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 0.699877039rad' ) 2024-06-05 20:11:10 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:11:10 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:11:10 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:11:10 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:11:10 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:11:10 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:11:10 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:11:10 INFO MSTransformManager::open Select data 2024-06-05 20:11:10 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:11:13 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 0.699877039rad successfully parsed 2024-06-05 20:11:13 INFO phaseshift::::casa Shift phase center 2024-06-05 20:11:14 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:11:10.233866 End time: 2024-06-05 20:11:13.989345 2024-06-05 20:11:14 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:11:14 INFO phaseshift::::casa ########################################## 2024-06-05 20:11:14 INFO tclean::::casa ########################################## 2024-06-05 20:11:14 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:11:14 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 ) 2024-06-05 20:11:14 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:11:14 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:11:14 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:11:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:11:14 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:11:14 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:11:14 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:11:14 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:11:14 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:11:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:11:14 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:11:15 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:11:15 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020441 2024-06-05 20:11:15 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:11:15 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:11:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:11:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:11:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:11:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:11:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:11:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:11:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:11:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:11:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:11:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:11:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:11:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:11:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:11:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:11:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:11:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:11:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:11:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:11:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:11:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:11:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:11:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:11:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:11:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:11:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:11:23 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:11:23 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:11:23 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:11:23 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:11:23 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'] 2024-06-05 20:11:24 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:11:14.055312 End time: 2024-06-05 20:11:24.403042 2024-06-05 20:11:24 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:11:24 INFO tclean::::casa ########################################## 2024-06-05 20:11:24 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:11:24 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:11:24 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:11:24 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:11:24 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:11:24 2024****** 2024-06-05 20:11:24 INFO ImageFitter::fit+ 2024-06-05 20:11:24 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:11:24 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:11:24 INFO ImageFitter::fit+ --- region: 2024-06-05 20:11:24 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:11:24 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:11:24 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:11:24 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:11:24 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:11:24 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:11:24 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:11:24 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:11:24 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:11:24 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:11:24 INFO imstat::::casa ########################################## 2024-06-05 20:11:24 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:11:24 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:11:24 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:11:24 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:11:24 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:11:24 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:11:25 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:11:25 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) 2024-06-05 20:11:25 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:11:25 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:11:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:11:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:11:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:11:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:11:25 INFO imstat:::: Values --- 2024-06-05 20:11:25 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:11:25 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:11:25 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:11:25 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-06-05 20:11:25 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:11:25 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:11:25 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:11:25 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-06-05 20:11:25 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:11:25 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:11:25 INFO imstat:::: Statistics --- 2024-06-05 20:11:25 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:11:25 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:11:25 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:11:25 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:11:25 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-06-05 20:11:25 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-06-05 20:11:25 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-06-05 20:11:25 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-06-05 20:11:25 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-06-05 20:11:25 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:11:25 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:11:25 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:11:25 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:11:25 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:11:25 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:11:25 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 2024-06-05 20:11:25 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:11:24.488202 End time: 2024-06-05 20:11:24.530555 2024-06-05 20:11:25 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:11:25 INFO imstat::::casa ########################################## 2024-06-05 20:11:25 INFO phaseshift::::casa ########################################## 2024-06-05 20:11:25 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:11:25 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' ) 2024-06-05 20:11:25 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:11:25 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:11:25 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:11:25 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:11:25 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:11:25 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:11:25 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:11:25 INFO MSTransformManager::open Select data 2024-06-05 20:11:25 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:11:26 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40d06m0.0019 successfully parsed 2024-06-05 20:11:26 INFO phaseshift::::casa Shift phase center 2024-06-05 20:11:27 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:11:24.548160 End time: 2024-06-05 20:11:27.381088 2024-06-05 20:11:27 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:11:27 INFO phaseshift::::casa ########################################## 2024-06-05 20:11:27 INFO tclean::::casa ########################################## 2024-06-05 20:11:27 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:11:27 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 ) 2024-06-05 20:11:27 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:11:27 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:11:27 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:11:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:11:28 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:11:28 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:11:28 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:11:28 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:11:28 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:11:28 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:11:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:11:28 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:11:29 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01816 2024-06-05 20:11:29 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:11:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:11:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:11:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:11:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:11:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:11:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:11:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:11:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:11:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:11:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:11:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:11:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:11:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:11:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:11:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:11:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:11:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:11:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:11:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:11:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:11:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:11:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:11:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:11:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:11:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:11:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:11:38 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:11:38 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:11:38 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:11:39 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:11:40 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'] 2024-06-05 20:11:41 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:11:27.436928 End time: 2024-06-05 20:11:40.578548 2024-06-05 20:11:41 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:11:41 INFO tclean::::casa ########################################## 2024-06-05 20:11:41 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:11:41 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:11:41 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) 2024-06-05 20:11:41 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:11:41 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:11:41 2024****** 2024-06-05 20:11:41 INFO ImageFitter::fit+ 2024-06-05 20:11:41 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:11:41 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:11:41 INFO ImageFitter::fit+ --- region: 2024-06-05 20:11:41 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:11:41 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:11:41 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:11:41 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:11:41 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:11:41 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:11:41 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:11:41 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) 2024-06-05 20:11:41 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:11:41 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:11:41 INFO imstat::::casa ########################################## 2024-06-05 20:11:41 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:11:41 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 ) 2024-06-05 20:11:41 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:11:41 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:11:41 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:11:41 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:11:41 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:11:41 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) 2024-06-05 20:11:41 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:11:41 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:11:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:11:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:11:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:11:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:11:41 INFO imstat:::: Values --- 2024-06-05 20:11:41 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:11:41 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:11:41 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:11:41 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-06-05 20:11:41 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:11:41 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:11:41 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:11:41 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-06-05 20:11:41 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:11:41 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:11:41 INFO imstat:::: Statistics --- 2024-06-05 20:11:41 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:11:41 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:11:41 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:11:41 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:11:41 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-06-05 20:11:41 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-06-05 20:11:41 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-06-05 20:11:41 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-06-05 20:11:41 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-06-05 20:11:41 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:11:41 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:11:41 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:11:41 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:11:41 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:11:41 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:11:41 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 2024-06-05 20:11:41 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:11:40.660399 End time: 2024-06-05 20:11:40.689556 2024-06-05 20:11:41 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:11:41 INFO imstat::::casa ########################################## 2024-06-05 20:11:41 INFO phaseshift::::casa ########################################## 2024-06-05 20:11:41 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:11:41 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 02:40:24.0001' ) 2024-06-05 20:11:41 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:11:41 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:11:41 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:11:41 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:11:41 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:11:41 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:11:41 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:11:41 INFO MSTransformManager::open Select data 2024-06-05 20:11:41 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 ".". 2024-06-05 20:11:43 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 02:40:24.0001 successfully parsed 2024-06-05 20:11:43 INFO phaseshift::::casa Shift phase center 2024-06-05 20:11:44 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:11:40.707522 End time: 2024-06-05 20:11:44.048153 2024-06-05 20:11:44 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:11:44 INFO phaseshift::::casa ########################################## 2024-06-05 20:11:44 INFO tclean::::casa ########################################## 2024-06-05 20:11:44 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:11:44 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 ) 2024-06-05 20:11:44 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:11:44 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:11:44 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:11:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:11:44 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:11:44 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:11:44 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:11:44 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:11:44 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:11:44 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:11:44 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:11:45 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:11:45 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028452 2024-06-05 20:11:45 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:11:45 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:11:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:11:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:11:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:11:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:11:48 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:11:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:11:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:11:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:11:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:11:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:11:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:11:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:11:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:11:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:11:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:11:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:11:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:11:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:11:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:11:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:11:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:11:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:11:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:11:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:11:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:11:52 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:11:52 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:11:52 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:11:53 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:11:53 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'] 2024-06-05 20:11:53 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:11:44.103041 End time: 2024-06-05 20:11:53.371326 2024-06-05 20:11:53 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:11:53 INFO tclean::::casa ########################################## 2024-06-05 20:11:53 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:11:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:11:53 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) 2024-06-05 20:11:53 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:11:53 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:11:53 2024****** 2024-06-05 20:11:53 INFO ImageFitter::fit+ 2024-06-05 20:11:53 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:11:53 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:11:53 INFO ImageFitter::fit+ --- region: 2024-06-05 20:11:53 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:11:53 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:11:53 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:11:53 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:11:53 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:11:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:11:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:11:53 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.996 to 19:53:46.513, +40.06.39.996) 2024-06-05 20:11:53 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:11:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:11:53 INFO imstat::::casa ########################################## 2024-06-05 20:11:53 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:11:53 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 ) 2024-06-05 20:11:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:11:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:11:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:11:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:11:53 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:11:53 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) 2024-06-05 20:11:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:11:53 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:11:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:11:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:11:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:11:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:11:53 INFO imstat:::: Values --- 2024-06-05 20:11:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:11:53 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:11:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:11:53 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-06-05 20:11:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:11:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:11:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:11:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-06-05 20:11:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:11:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:11:53 INFO imstat:::: Statistics --- 2024-06-05 20:11:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:11:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:11:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:11:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:11:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-06-05 20:11:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-06-05 20:11:53 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-06-05 20:11:53 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-06-05 20:11:53 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-06-05 20:11:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:11:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:11:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:11:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:11:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:11:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:11:53 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 2024-06-05 20:11:53 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:11:53.450910 End time: 2024-06-05 20:11:53.479216 2024-06-05 20:11:53 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:11:53 INFO imstat::::casa ########################################## 2024-06-05 20:11:53 INFO phaseshift::::casa ########################################## 2024-06-05 20:11:53 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:11:53 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 40.100000528deg' ) 2024-06-05 20:11:54 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:11:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:11:54 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:11:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:11:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:11:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:11:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:11:54 INFO MSTransformManager::open Select data 2024-06-05 20:11:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:11:56 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40.100000528deg successfully parsed 2024-06-05 20:11:56 INFO phaseshift::::casa Shift phase center 2024-06-05 20:11:56 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:11:53.496555 End time: 2024-06-05 20:11:56.479479 2024-06-05 20:11:56 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:11:56 INFO phaseshift::::casa ########################################## 2024-06-05 20:11:57 INFO tclean::::casa ########################################## 2024-06-05 20:11:57 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:11:57 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 ) 2024-06-05 20:11:57 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:11:57 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:11:57 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:11:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:11:57 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:11:57 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:11:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:11:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:11:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:11:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:11:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:11:58 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:11:58 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026397 2024-06-05 20:11:58 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:11:58 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:11:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:11:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:11:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:11:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:11:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:11:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:11:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:12:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:12:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:12:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:12:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:12:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:12:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:12:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:12:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:12:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:12:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:12:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:12:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:12:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:12:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:12:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:12:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:12:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:12:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:12:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:12:04 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:12:04 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:12:04 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:12:06 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:12:06 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'] 2024-06-05 20:12:08 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:11:56.546785 End time: 2024-06-05 20:12:07.549404 2024-06-05 20:12:08 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:12:08 INFO tclean::::casa ########################################## 2024-06-05 20:12:08 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:12:08 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:12:08 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) 2024-06-05 20:12:08 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:12:08 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:12:08 2024****** 2024-06-05 20:12:08 INFO ImageFitter::fit+ 2024-06-05 20:12:08 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:12:08 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:12:08 INFO ImageFitter::fit+ --- region: 2024-06-05 20:12:08 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:12:08 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:12:08 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:12:08 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:12:08 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:12:08 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:12:08 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:12:08 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) 2024-06-05 20:12:08 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:12:08 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:12:08 INFO imstat::::casa ########################################## 2024-06-05 20:12:08 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:12:08 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 ) 2024-06-05 20:12:08 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:12:08 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:12:08 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:12:08 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:12:08 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:12:08 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) 2024-06-05 20:12:08 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:12:08 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:12:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:12:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:12:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:12:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:12:08 INFO imstat:::: Values --- 2024-06-05 20:12:08 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:12:08 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:12:08 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:12:08 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-06-05 20:12:08 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:12:08 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:12:08 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:12:08 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-06-05 20:12:08 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:12:08 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:12:08 INFO imstat:::: Statistics --- 2024-06-05 20:12:08 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:12:08 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:12:08 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:12:08 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:12:08 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-06-05 20:12:08 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-06-05 20:12:08 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-06-05 20:12:08 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-06-05 20:12:08 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-06-05 20:12:08 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:12:08 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:12:08 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:12:08 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:12:08 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:12:08 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:12:08 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 2024-06-05 20:12:08 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:12:07.631923 End time: 2024-06-05 20:12:07.661965 2024-06-05 20:12:08 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:12:08 INFO imstat::::casa ########################################## 2024-06-05 20:12:08 INFO phaseshift::::casa ########################################## 2024-06-05 20:12:08 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:12:08 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 0.699877039rad' ) 2024-06-05 20:12:08 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:12:08 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:12:08 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:12:08 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:12:08 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:12:08 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:12:08 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:12:08 INFO MSTransformManager::open Select data 2024-06-05 20:12:08 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:12:10 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 0.699877039rad successfully parsed 2024-06-05 20:12:10 INFO phaseshift::::casa Shift phase center 2024-06-05 20:12:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:12:07.680052 End time: 2024-06-05 20:12:10.803335 2024-06-05 20:12:11 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:12:11 INFO phaseshift::::casa ########################################## 2024-06-05 20:12:11 INFO tclean::::casa ########################################## 2024-06-05 20:12:11 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:12:11 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 ) 2024-06-05 20:12:11 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:12:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:12:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:12:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:12:11 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:12:11 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:12:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:12:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:12:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:12:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:12:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:12:12 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:12:12 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02832 2024-06-05 20:12:12 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:12:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:12:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:12:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:12:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:12:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:12:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:12:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:12:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:12:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:12:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:12:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:12:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:12:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:12:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:12:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:12:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:12:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:12:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:12:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:12:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:12:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:12:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:12:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:12:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:12:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:12:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:12:21 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:12:21 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:12:21 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:12:22 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:12:23 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'] 2024-06-05 20:12:24 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:12:10.854712 End time: 2024-06-05 20:12:24.068682 2024-06-05 20:12:24 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:12:24 INFO tclean::::casa ########################################## 2024-06-05 20:12:24 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:12:24 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:12:24 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:12:24 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:12:24 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:12:24 2024****** 2024-06-05 20:12:24 INFO ImageFitter::fit+ 2024-06-05 20:12:24 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:12:24 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:12:24 INFO ImageFitter::fit+ --- region: 2024-06-05 20:12:24 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:12:24 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:12:24 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:12:24 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:12:24 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:12:24 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:12:24 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:12:24 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:12:24 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:12:24 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:12:24 INFO imstat::::casa ########################################## 2024-06-05 20:12:24 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:12:24 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:12:24 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:12:24 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:12:24 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:12:24 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:12:24 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:12:24 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) 2024-06-05 20:12:24 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:12:24 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:12:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:12:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:12:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:12:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:12:24 INFO imstat:::: Values --- 2024-06-05 20:12:24 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:12:24 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:12:24 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:12:24 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-06-05 20:12:24 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:12:24 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:12:24 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:12:24 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-06-05 20:12:24 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:12:24 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:12:24 INFO imstat:::: Statistics --- 2024-06-05 20:12:24 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:12:24 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:12:24 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:12:24 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:12:24 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-06-05 20:12:24 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-06-05 20:12:24 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-06-05 20:12:24 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-06-05 20:12:24 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-06-05 20:12:24 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:12:24 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:12:24 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:12:24 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:12:24 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:12:24 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:12:24 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 2024-06-05 20:12:24 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:12:24.154995 End time: 2024-06-05 20:12:24.185635 2024-06-05 20:12:24 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:12:24 INFO imstat::::casa ########################################## 2024-06-05 20:12:24 INFO phaseshift::::casa ########################################## 2024-06-05 20:12:24 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:12:24 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 40d06m0.0019' ) 2024-06-05 20:12:24 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:12:24 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:12:24 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:12:24 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:12:24 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:12:24 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:12:24 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:12:24 INFO MSTransformManager::open Select data 2024-06-05 20:12:24 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:12:28 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40d06m0.0019 successfully parsed 2024-06-05 20:12:28 INFO phaseshift::::casa Shift phase center 2024-06-05 20:12:29 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:12:24.204696 End time: 2024-06-05 20:12:28.934696 2024-06-05 20:12:29 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:12:29 INFO phaseshift::::casa ########################################## 2024-06-05 20:12:29 INFO tclean::::casa ########################################## 2024-06-05 20:12:29 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:12:29 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 ) 2024-06-05 20:12:29 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:12:29 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:12:29 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:12:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:12:29 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:12:29 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:12:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:12:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:12:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:12:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:12:29 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:12:30 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:12:30 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021047 2024-06-05 20:12:30 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:12:30 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:12:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:12:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:12:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:12:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:12:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:12:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:12:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:12:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:12:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:12:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:12:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:12:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:12:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:12:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:12:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:12:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:12:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:12:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:12:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:12:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:12:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:12:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:12:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:12:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:12:43 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:12:43 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:12:43 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:12:43 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:12:44 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'] 2024-06-05 20:12:45 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:12:29.006072 End time: 2024-06-05 20:12:44.705479 2024-06-05 20:12:45 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:12:45 INFO tclean::::casa ########################################## 2024-06-05 20:12:45 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:12:45 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:12:45 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:12:45 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:12:45 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:12:45 2024****** 2024-06-05 20:12:45 INFO ImageFitter::fit+ 2024-06-05 20:12:45 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:12:45 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:12:45 INFO ImageFitter::fit+ --- region: 2024-06-05 20:12:45 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:12:45 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:12:45 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:12:45 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:12:45 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:12:45 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:12:45 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:12:45 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:12:45 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:12:45 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:12:45 INFO imstat::::casa ########################################## 2024-06-05 20:12:45 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:12:45 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:12:45 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:12:45 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:12:45 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:12:45 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:12:45 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:12:45 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:12:45 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:12:45 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:12:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:12:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:12:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:12:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:12:45 INFO imstat:::: Values --- 2024-06-05 20:12:45 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:12:45 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:12:45 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:12:45 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-06-05 20:12:45 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:12:45 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:12:45 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:12:45 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-06-05 20:12:45 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:12:45 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:12:45 INFO imstat:::: Statistics --- 2024-06-05 20:12:45 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:12:45 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:12:45 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:12:45 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:12:45 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam 2024-06-05 20:12:45 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam 2024-06-05 20:12:45 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam 2024-06-05 20:12:45 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam 2024-06-05 20:12:45 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam 2024-06-05 20:12:45 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:12:45 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:12:45 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:12:45 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:12:45 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:12:45 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:12:45 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 2024-06-05 20:12:45 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:12:44.778240 End time: 2024-06-05 20:12:44.814445 2024-06-05 20:12:45 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:12:45 INFO imstat::::casa ########################################## 2024-06-05 20:12:45 INFO phaseshift::::casa ########################################## 2024-06-05 20:12:45 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:12:45 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 02:40:24.0001' ) 2024-06-05 20:12:45 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:12:45 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:12:45 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:12:45 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:12:45 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:12:45 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:12:45 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:12:45 INFO MSTransformManager::open Select data 2024-06-05 20:12:45 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 ".". 2024-06-05 20:12:47 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 02:40:24.0001 successfully parsed 2024-06-05 20:12:47 INFO phaseshift::::casa Shift phase center 2024-06-05 20:12:48 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:12:44.838399 End time: 2024-06-05 20:12:48.139750 2024-06-05 20:12:48 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:12:48 INFO phaseshift::::casa ########################################## 2024-06-05 20:12:48 INFO tclean::::casa ########################################## 2024-06-05 20:12:48 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:12:48 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 ) 2024-06-05 20:12:48 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:12:48 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:12:48 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:12:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:12:48 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:12:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:12:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:12:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:12:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:12:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:12:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:12:50 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:12:51 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026352 2024-06-05 20:12:51 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:12:51 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:12:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:12:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:12:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:12:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:12:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:12:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:12:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:12:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:12:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:12:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:12:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:12:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:12:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:12:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:12:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:12:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:12:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:12:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:12:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:12:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:12:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:12:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:12:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:12:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:12:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:12:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:12:59 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:12:59 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:12:59 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:13:00 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:13:01 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'] 2024-06-05 20:13:02 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:12:48.204052 End time: 2024-06-05 20:13:01.704115 2024-06-05 20:13:02 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:13:02 INFO tclean::::casa ########################################## 2024-06-05 20:13:02 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:13:02 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:13:02 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) 2024-06-05 20:13:02 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:13:02 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:13:02 2024****** 2024-06-05 20:13:02 INFO ImageFitter::fit+ 2024-06-05 20:13:02 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:13:02 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:13:02 INFO ImageFitter::fit+ --- region: 2024-06-05 20:13:02 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:13:02 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:13:02 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:13:02 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:13:02 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:13:02 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:13:02 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:13:02 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) 2024-06-05 20:13:02 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:13:02 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:13:02 INFO imstat::::casa ########################################## 2024-06-05 20:13:02 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:13:02 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 ) 2024-06-05 20:13:02 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:13:02 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:13:02 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:13:02 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:13:02 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:13:02 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) 2024-06-05 20:13:02 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:13:02 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:13:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:13:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:13:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:13:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:13:02 INFO imstat:::: Values --- 2024-06-05 20:13:02 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:13:02 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:13:02 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:13:02 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam 2024-06-05 20:13:02 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:13:02 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:13:02 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:13:02 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-06-05 20:13:02 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:13:02 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:13:02 INFO imstat:::: Statistics --- 2024-06-05 20:13:02 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:13:02 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:13:02 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:13:02 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:13:02 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam 2024-06-05 20:13:02 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam 2024-06-05 20:13:02 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam 2024-06-05 20:13:02 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam 2024-06-05 20:13:02 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam 2024-06-05 20:13:02 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:13:02 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:13:02 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:13:02 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:13:02 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:13:02 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:13:02 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 2024-06-05 20:13:02 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:13:01.789383 End time: 2024-06-05 20:13:01.820656 2024-06-05 20:13:02 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:13:02 INFO imstat::::casa ########################################## 2024-06-05 20:13:02 INFO phaseshift::::casa ########################################## 2024-06-05 20:13:02 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:13:02 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 40.100000528deg' ) 2024-06-05 20:13:02 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:13:02 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:13:02 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:13:02 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:13:02 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:13:02 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:13:02 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:13:02 INFO MSTransformManager::open Select data 2024-06-05 20:13:02 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:13:04 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40.100000528deg successfully parsed 2024-06-05 20:13:04 INFO phaseshift::::casa Shift phase center 2024-06-05 20:13:05 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:13:01.839863 End time: 2024-06-05 20:13:04.558239 2024-06-05 20:13:05 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:13:05 INFO phaseshift::::casa ########################################## 2024-06-05 20:13:05 INFO tclean::::casa ########################################## 2024-06-05 20:13:05 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:13:05 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:13:05 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:13:05 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:13:05 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:13:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:13:05 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:13:05 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:13:05 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:13:05 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:13:05 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:13:05 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:13:05 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:13:05 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:13:05 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024192 2024-06-05 20:13:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:13:06 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:13:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:13:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:13:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:13:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:13:07 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:13:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:13:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:13:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:13:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:13:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:13:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:13:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:13:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:13:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:13:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:13:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:13:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:13:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:13:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:13:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:13:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:13:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:13:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:13:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:13:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:13:12 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:13:12 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:13:12 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:13:15 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:13:15 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'] 2024-06-05 20:13:17 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:13:04.628219 End time: 2024-06-05 20:13:17.266804 2024-06-05 20:13:17 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:13:17 INFO tclean::::casa ########################################## 2024-06-05 20:13:17 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:13:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:13:17 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) 2024-06-05 20:13:17 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:13:17 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:13:17 2024****** 2024-06-05 20:13:17 INFO ImageFitter::fit+ 2024-06-05 20:13:17 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:13:17 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:13:17 INFO ImageFitter::fit+ --- region: 2024-06-05 20:13:17 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:13:17 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:13:17 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:13:17 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:13:17 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:13:17 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:13:17 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:13:17 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) 2024-06-05 20:13:17 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:13:17 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:13:17 INFO imstat::::casa ########################################## 2024-06-05 20:13:17 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:13:17 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 ) 2024-06-05 20:13:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:13:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:13:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:13:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:13:17 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:13:17 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) 2024-06-05 20:13:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:13:17 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:13:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:13:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:13:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:13:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:13:17 INFO imstat:::: Values --- 2024-06-05 20:13:17 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:13:17 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:13:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:13:17 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam 2024-06-05 20:13:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:13:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:13:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:13:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-06-05 20:13:17 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:13:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:13:17 INFO imstat:::: Statistics --- 2024-06-05 20:13:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:13:17 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:13:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:13:17 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:13:17 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-06-05 20:13:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam 2024-06-05 20:13:17 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam 2024-06-05 20:13:17 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam 2024-06-05 20:13:17 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam 2024-06-05 20:13:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:13:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:13:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:13:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:13:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:13:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:13:17 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 2024-06-05 20:13:17 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:13:17.351708 End time: 2024-06-05 20:13:17.393897 2024-06-05 20:13:17 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:13:17 INFO imstat::::casa ########################################## 2024-06-05 20:13:17 INFO phaseshift::::casa ########################################## 2024-06-05 20:13:17 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:13:17 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 0.699877039rad' ) 2024-06-05 20:13:17 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:13:17 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:13:17 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:13:17 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:13:17 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:13:17 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:13:17 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:13:17 INFO MSTransformManager::open Select data 2024-06-05 20:13:17 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:13:20 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 0.699877039rad successfully parsed 2024-06-05 20:13:20 INFO phaseshift::::casa Shift phase center 2024-06-05 20:13:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:13:17.424404 End time: 2024-06-05 20:13:21.523188 2024-06-05 20:13:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:13:22 INFO phaseshift::::casa ########################################## 2024-06-05 20:13:22 INFO tclean::::casa ########################################## 2024-06-05 20:13:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:13:22 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 ) 2024-06-05 20:13:22 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:13:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:13:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:13:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:13:22 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:13:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:13:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:13:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:13:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:13:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:13:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:13:23 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:13:23 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024309 2024-06-05 20:13:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:13:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:13:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:13:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:13:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:13:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:13:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:13:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:13:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:13:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:13:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:13:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:13:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:13:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:13:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:13:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:13:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:13:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:13:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:13:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:13:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:13:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:13:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:13:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:13:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:13:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:13:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:13:30 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:13:30 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:13:30 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:13:32 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:13:32 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'] 2024-06-05 20:13:35 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:13:21.583782 End time: 2024-06-05 20:13:35.063371 2024-06-05 20:13:35 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:13:35 INFO tclean::::casa ########################################## 2024-06-05 20:13:35 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:13:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:13:35 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:13:35 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:13:35 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:13:35 2024****** 2024-06-05 20:13:35 INFO ImageFitter::fit+ 2024-06-05 20:13:35 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:13:35 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:13:35 INFO ImageFitter::fit+ --- region: 2024-06-05 20:13:35 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:13:35 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:13:35 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:13:35 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:13:35 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:13:35 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:13:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:13:35 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:13:35 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:13:35 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:13:35 INFO imstat::::casa ########################################## 2024-06-05 20:13:35 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:13:35 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:13:35 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:13:35 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:13:35 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:13:35 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:13:35 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:13:35 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:13:35 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:13:35 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:13:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:13:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:13:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:13:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:13:35 INFO imstat:::: Values --- 2024-06-05 20:13:35 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:13:35 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:13:35 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:13:35 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam 2024-06-05 20:13:35 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:13:35 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:13:35 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:13:35 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-06-05 20:13:35 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:13:35 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:13:35 INFO imstat:::: Statistics --- 2024-06-05 20:13:35 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:13:35 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:13:35 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:13:35 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:13:35 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam 2024-06-05 20:13:35 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam 2024-06-05 20:13:35 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam 2024-06-05 20:13:35 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-06-05 20:13:35 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam 2024-06-05 20:13:35 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:13:35 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:13:35 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:13:35 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:13:35 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:13:35 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:13:35 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 2024-06-05 20:13:35 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:13:35.146054 End time: 2024-06-05 20:13:35.190147 2024-06-05 20:13:35 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:13:35 INFO imstat::::casa ########################################## 2024-06-05 20:13:35 INFO phaseshift::::casa ########################################## 2024-06-05 20:13:35 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:13:35 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 40d06m0.0019' ) 2024-06-05 20:13:35 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:13:35 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:13:35 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:13:35 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:13:35 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:13:35 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:13:35 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:13:35 INFO MSTransformManager::open Select data 2024-06-05 20:13:35 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:13:37 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40d06m0.0019 successfully parsed 2024-06-05 20:13:37 INFO phaseshift::::casa Shift phase center 2024-06-05 20:13:38 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:13:35.219432 End time: 2024-06-05 20:13:38.381226 2024-06-05 20:13:38 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:13:38 INFO phaseshift::::casa ########################################## 2024-06-05 20:13:38 INFO tclean::::casa ########################################## 2024-06-05 20:13:38 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:13:38 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:13:38 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:13:38 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:13:38 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:13:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:13:39 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:13:39 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:13:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:13:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:13:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:13:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:13:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:13:40 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:13:40 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028306 2024-06-05 20:13:40 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:13:40 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:13:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:13:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:13:42 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:13:42 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:13:42 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:13:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:13:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:13:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:13:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:13:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:13:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:13:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:13:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:13:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:13:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:13:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:13:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:13:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:13:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:13:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:13:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:13:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:13:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:13:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:13:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:13:49 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:13:49 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:13:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:13:50 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:13:50 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:13:51 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:13:38.452208 End time: 2024-06-05 20:13:50.868304 2024-06-05 20:13:51 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:13:51 INFO tclean::::casa ########################################## 2024-06-05 20:13:51 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:13:51 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:13:51 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:13:51 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:13:51 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:13:51 2024****** 2024-06-05 20:13:51 INFO ImageFitter::fit+ 2024-06-05 20:13:51 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:13:51 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:13:51 INFO ImageFitter::fit+ --- region: 2024-06-05 20:13:51 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:13:51 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:13:51 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:13:51 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:13:51 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:13:51 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:13:51 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:13:51 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:13:51 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:13:51 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:13:51 INFO imstat::::casa ########################################## 2024-06-05 20:13:51 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:13:51 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:13:51 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:13:51 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:13:51 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:13:51 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:13:51 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:13:51 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:13:51 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:13:51 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:13:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:13:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:13:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:13:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:13:51 INFO imstat:::: Values --- 2024-06-05 20:13:51 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:13:51 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:13:51 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:13:51 INFO imstat:::: -- minimum value [min]: -7.77984e-05 Jy/beam 2024-06-05 20:13:51 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:13:51 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:13:51 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:13:51 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-06-05 20:13:51 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:13:51 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:13:51 INFO imstat:::: Statistics --- 2024-06-05 20:13:51 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:13:51 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:13:51 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:13:51 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:13:51 INFO imstat:::: -- Median of the pixel values [median]: -1.86704e-05 Jy/beam 2024-06-05 20:13:51 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7365e-05 Jy/beam 2024-06-05 20:13:51 INFO imstat:::: -- IQR [quartile]: 3.56348e-05 Jy/beam 2024-06-05 20:13:51 INFO imstat:::: -- First quartile [q1]: -3.45131e-05 Jy/beam 2024-06-05 20:13:51 INFO imstat:::: -- Third quartile [q3]: 1.12172e-06 Jy/beam 2024-06-05 20:13:51 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:13:51 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:13:51 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:13:51 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:13:51 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:13:51 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:13:51 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 2024-06-05 20:13:51 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:13:50.951281 End time: 2024-06-05 20:13:50.981557 2024-06-05 20:13:51 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:13:51 INFO imstat::::casa ########################################## 2024-06-05 20:13:51 INFO phaseshift::::casa ########################################## 2024-06-05 20:13:51 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:13:51 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 02:40:24.0001' ) 2024-06-05 20:13:51 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:13:51 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:13:51 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:13:51 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:13:51 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:13:51 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:13:51 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:13:51 INFO MSTransformManager::open Select data 2024-06-05 20:13:51 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 ".". 2024-06-05 20:13:53 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 02:40:24.0001 successfully parsed 2024-06-05 20:13:53 INFO phaseshift::::casa Shift phase center 2024-06-05 20:13:54 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:13:51.001948 End time: 2024-06-05 20:13:54.268009 2024-06-05 20:13:54 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:13:54 INFO phaseshift::::casa ########################################## 2024-06-05 20:13:54 INFO tclean::::casa ########################################## 2024-06-05 20:13:54 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:13:54 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 ) 2024-06-05 20:13:54 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:13:54 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:13:54 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:13:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:13:54 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:13:54 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:13:54 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:13:54 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:13:54 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:13:54 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:13:54 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:13:57 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:13:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026057 2024-06-05 20:13:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:13:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:13:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:13:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:13:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:13:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:13:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:13:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:13:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:13:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:13:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:13:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:14:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:14:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:14:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:14:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:14:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:14:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:14:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:14:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:14:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:14:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:14:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:14:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:14:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:14:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:14:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:14:04 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:14:04 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:14:04 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:14:04 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:14:05 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'] 2024-06-05 20:14:05 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:13:54.329351 End time: 2024-06-05 20:14:05.298685 2024-06-05 20:14:05 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:14:05 INFO tclean::::casa ########################################## 2024-06-05 20:14:05 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:14:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:14:05 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) 2024-06-05 20:14:05 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:14:05 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:14:05 2024****** 2024-06-05 20:14:05 INFO ImageFitter::fit+ 2024-06-05 20:14:05 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:14:05 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:14:05 INFO ImageFitter::fit+ --- region: 2024-06-05 20:14:05 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:14:05 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:14:05 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:14:05 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:14:05 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:14:05 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:14:05 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:14:05 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) 2024-06-05 20:14:05 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116894 Jy 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126508 Jy 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:14:05 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:14:05 INFO imstat::::casa ########################################## 2024-06-05 20:14:05 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:14:05 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 ) 2024-06-05 20:14:05 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:14:05 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:14:05 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:14:05 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:14:05 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:14:05 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) 2024-06-05 20:14:05 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:14:05 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:14:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:14:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:14:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:14:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:14:05 INFO imstat:::: Values --- 2024-06-05 20:14:05 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:14:05 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:14:05 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:14:05 INFO imstat:::: -- minimum value [min]: -7.78076e-05 Jy/beam 2024-06-05 20:14:05 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:14:05 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:14:05 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:14:05 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz 2024-06-05 20:14:05 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:14:05 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:14:05 INFO imstat:::: Statistics --- 2024-06-05 20:14:05 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:14:05 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:14:05 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:14:05 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:14:05 INFO imstat:::: -- Median of the pixel values [median]: -1.86848e-05 Jy/beam 2024-06-05 20:14:05 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73951e-05 Jy/beam 2024-06-05 20:14:05 INFO imstat:::: -- IQR [quartile]: 3.56676e-05 Jy/beam 2024-06-05 20:14:05 INFO imstat:::: -- First quartile [q1]: -3.45186e-05 Jy/beam 2024-06-05 20:14:05 INFO imstat:::: -- Third quartile [q3]: 1.14894e-06 Jy/beam 2024-06-05 20:14:05 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:14:05 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:14:05 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:14:05 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:14:05 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:14:05 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:14:05 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 2024-06-05 20:14:05 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:14:05.379653 End time: 2024-06-05 20:14:05.414950 2024-06-05 20:14:05 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:14:05 INFO imstat::::casa ########################################## 2024-06-05 20:14:05 INFO phaseshift::::casa ########################################## 2024-06-05 20:14:05 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:14:05 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 40.100000528deg' ) 2024-06-05 20:14:05 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:14:05 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:14:05 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:14:05 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:14:05 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:14:05 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:14:05 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:14:05 INFO MSTransformManager::open Select data 2024-06-05 20:14:05 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:14:09 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40.100000528deg successfully parsed 2024-06-05 20:14:09 INFO phaseshift::::casa Shift phase center 2024-06-05 20:14:09 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:14:05.432070 End time: 2024-06-05 20:14:09.376941 2024-06-05 20:14:09 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:14:09 INFO phaseshift::::casa ########################################## 2024-06-05 20:14:09 INFO tclean::::casa ########################################## 2024-06-05 20:14:09 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:14:09 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 ) 2024-06-05 20:14:09 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:14:09 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:14:09 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:14:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:14:10 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:14:10 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:14:10 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:14:10 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:14:10 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:14:10 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:14:10 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:14:11 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:14:11 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01935 2024-06-05 20:14:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:14:11 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:14:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:14:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:14:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:14:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:14:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:14:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:14:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:14:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:14:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:14:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:14:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:14:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:14:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:14:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:14:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:14:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:14:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:14:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:14:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:14:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:14:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:14:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:14:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:14:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:14:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:14:16 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:14:16 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:14:16 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:14:17 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:14:17 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'] 2024-06-05 20:14:18 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:14:09.438643 End time: 2024-06-05 20:14:17.575866 2024-06-05 20:14:18 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:14:18 INFO tclean::::casa ########################################## 2024-06-05 20:14:18 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:14:18 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:14:18 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) 2024-06-05 20:14:18 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:14:18 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:14:18 2024****** 2024-06-05 20:14:18 INFO ImageFitter::fit+ 2024-06-05 20:14:18 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:14:18 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:14:18 INFO ImageFitter::fit+ --- region: 2024-06-05 20:14:18 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:14:18 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:14:18 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:14:18 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:14:18 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:14:18 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:14:18 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:14:18 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) 2024-06-05 20:14:18 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116882 Jy 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:14:18 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:14:18 INFO imstat::::casa ########################################## 2024-06-05 20:14:18 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:14:18 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 ) 2024-06-05 20:14:18 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:14:18 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:14:18 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:14:18 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:14:18 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:14:18 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) 2024-06-05 20:14:18 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:14:18 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:14:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:14:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:14:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:14:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:14:18 INFO imstat:::: Values --- 2024-06-05 20:14:18 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:14:18 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:14:18 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:14:18 INFO imstat:::: -- minimum value [min]: -7.77982e-05 Jy/beam 2024-06-05 20:14:18 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:14:18 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:14:18 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:14:18 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-06-05 20:14:18 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:14:18 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:14:18 INFO imstat:::: Statistics --- 2024-06-05 20:14:18 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:14:18 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:14:18 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:14:18 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:14:18 INFO imstat:::: -- Median of the pixel values [median]: -1.86711e-05 Jy/beam 2024-06-05 20:14:18 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73646e-05 Jy/beam 2024-06-05 20:14:18 INFO imstat:::: -- IQR [quartile]: 3.56367e-05 Jy/beam 2024-06-05 20:14:18 INFO imstat:::: -- First quartile [q1]: -3.45138e-05 Jy/beam 2024-06-05 20:14:18 INFO imstat:::: -- Third quartile [q3]: 1.12291e-06 Jy/beam 2024-06-05 20:14:18 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:14:18 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:14:18 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:14:18 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:14:18 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:14:18 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:14:18 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 2024-06-05 20:14:18 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:14:17.649069 End time: 2024-06-05 20:14:17.676627 2024-06-05 20:14:18 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:14:18 INFO imstat::::casa ########################################## 2024-06-05 20:14:18 INFO phaseshift::::casa ########################################## 2024-06-05 20:14:18 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:14:18 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 5.209080451rad 0.699877039rad' ) 2024-06-05 20:14:18 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:14:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:14:18 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:14:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:14:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:14:18 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:14:18 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:14:18 INFO MSTransformManager::open Select data 2024-06-05 20:14:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:14:20 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 0.699877039rad successfully parsed 2024-06-05 20:14:20 INFO phaseshift::::casa Shift phase center 2024-06-05 20:14:21 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:14:17.694215 End time: 2024-06-05 20:14:20.648988 2024-06-05 20:14:21 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:14:21 INFO phaseshift::::casa ########################################## 2024-06-05 20:14:21 INFO tclean::::casa ########################################## 2024-06-05 20:14:21 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:14:21 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 ) 2024-06-05 20:14:21 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:14:21 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:14:21 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:14:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:14:21 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:14:21 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:14:21 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:14:21 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:14:21 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:14:21 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:14:21 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:14:23 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:14:23 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02827 2024-06-05 20:14:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:14:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:14:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:14:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:14:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:14:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:14:25 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:14:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:14:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:14:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:14:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:14:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:14:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:14:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:14:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:14:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:14:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374443277716637, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:14:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:14:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:14:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:14:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:14:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852561634033918, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:14:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:14:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:14:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:14:31 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:14:31 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:14:31 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:14:32 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:14:32 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'] 2024-06-05 20:14:33 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:14:20.706859 End time: 2024-06-05 20:14:32.668304 2024-06-05 20:14:33 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:14:33 INFO tclean::::casa ########################################## 2024-06-05 20:14:33 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:14:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:14:33 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) 2024-06-05 20:14:33 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:14:33 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:14:33 2024****** 2024-06-05 20:14:33 INFO ImageFitter::fit+ 2024-06-05 20:14:33 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:14:33 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:14:33 INFO ImageFitter::fit+ --- region: 2024-06-05 20:14:33 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:14:33 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:14:33 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:14:33 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:14:33 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:14:33 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:14:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:14:33 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) 2024-06-05 20:14:33 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:14:33 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:14:33 INFO imstat::::casa ########################################## 2024-06-05 20:14:33 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:14:33 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 ) 2024-06-05 20:14:33 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:14:33 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:14:33 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:14:33 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:14:33 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:14:33 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) 2024-06-05 20:14:33 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:14:33 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:14:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:14:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:14:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:14:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:14:33 INFO imstat:::: Values --- 2024-06-05 20:14:33 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:14:33 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:14:33 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:14:33 INFO imstat:::: -- minimum value [min]: -7.77898e-05 Jy/beam 2024-06-05 20:14:33 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:14:33 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:14:33 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:14:33 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz 2024-06-05 20:14:33 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:14:33 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:14:33 INFO imstat:::: Statistics --- 2024-06-05 20:14:33 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:14:33 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:14:33 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:14:33 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:14:33 INFO imstat:::: -- Median of the pixel values [median]: -1.86769e-05 Jy/beam 2024-06-05 20:14:33 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73662e-05 Jy/beam 2024-06-05 20:14:33 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam 2024-06-05 20:14:33 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam 2024-06-05 20:14:33 INFO imstat:::: -- Third quartile [q3]: 1.1187e-06 Jy/beam 2024-06-05 20:14:33 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:14:33 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:14:33 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:14:33 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:14:33 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:14:33 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:14:33 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 2024-06-05 20:14:33 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:14:32.733900 End time: 2024-06-05 20:14:32.764997 2024-06-05 20:14:33 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:14:33 INFO imstat::::casa ########################################## 2024-06-05 20:14:33 INFO phaseshift::::casa ########################################## 2024-06-05 20:14:33 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:14:33 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 +006d21m09.7433' ) 2024-06-05 20:14:33 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:14:33 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:14:33 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:14:33 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:14:33 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:14:33 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:14:33 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:14:33 INFO MSTransformManager::open Select data 2024-06-05 20:14:33 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:14:35 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 +006d21m09.7433 successfully parsed 2024-06-05 20:14:35 INFO phaseshift::::casa Shift phase center 2024-06-05 20:14:36 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:14:32.782274 End time: 2024-06-05 20:14:36.000459 2024-06-05 20:14:36 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:14:36 INFO phaseshift::::casa ########################################## 2024-06-05 20:14:36 INFO tclean::::casa ########################################## 2024-06-05 20:14:36 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:14:36 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 ) 2024-06-05 20:14:36 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:14:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:14:36 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:14:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:14:36 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:14:36 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:14:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:14:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:14:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:14:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:14:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:14:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:14:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020798 2024-06-05 20:14:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:14:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:14:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:14:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:14:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:14:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:14:38 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:14:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:14:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:14:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:14:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:14:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:14:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:14:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:14:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:14:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:14:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:14:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:14:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:14:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:14:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:14:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:14:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:14:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:14:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:14:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:14:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:14:42 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:14:42 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:14:42 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:14:43 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:14:43 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'] 2024-06-05 20:14:44 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:14:36.065140 End time: 2024-06-05 20:14:43.686656 2024-06-05 20:14:44 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:14:44 INFO tclean::::casa ########################################## 2024-06-05 20:14:44 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:14:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:14:44 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) 2024-06-05 20:14:44 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:14:44 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:14:44 2024****** 2024-06-05 20:14:44 INFO ImageFitter::fit+ 2024-06-05 20:14:44 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:14:44 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:14:44 INFO ImageFitter::fit+ --- region: 2024-06-05 20:14:44 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:14:44 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:14:44 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:14:44 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:14:44 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:14:44 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:14:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:14:44 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) 2024-06-05 20:14:44 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:14:44 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:14:44 INFO imstat::::casa ########################################## 2024-06-05 20:14:44 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:14:44 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 ) 2024-06-05 20:14:44 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:14:44 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:14:44 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:14:44 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:14:44 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:14:44 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) 2024-06-05 20:14:44 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:14:44 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:14:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:14:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:14:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:14:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:14:44 INFO imstat:::: Values --- 2024-06-05 20:14:44 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:14:44 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:14:44 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:14:44 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam 2024-06-05 20:14:44 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:14:44 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:14:44 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:14:44 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:14:44 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:14:44 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:14:44 INFO imstat:::: Statistics --- 2024-06-05 20:14:44 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:14:44 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:14:44 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:14:44 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:14:44 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam 2024-06-05 20:14:44 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam 2024-06-05 20:14:44 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam 2024-06-05 20:14:44 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam 2024-06-05 20:14:44 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam 2024-06-05 20:14:44 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:14:44 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:14:44 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:14:44 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:14:44 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:14:44 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:14:44 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 2024-06-05 20:14:44 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:14:43.769998 End time: 2024-06-05 20:14:43.797311 2024-06-05 20:14:44 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:14:44 INFO imstat::::casa ########################################## 2024-06-05 20:14:44 INFO phaseshift::::casa ########################################## 2024-06-05 20:14:44 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:14:44 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 00:25:24.6496' ) 2024-06-05 20:14:44 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:14:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:14:44 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:14:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:14:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:14:44 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:14:44 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:14:44 INFO MSTransformManager::open Select data 2024-06-05 20:14:44 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 ".". 2024-06-05 20:14:45 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 00:25:24.6496 successfully parsed 2024-06-05 20:14:45 INFO phaseshift::::casa Shift phase center 2024-06-05 20:14:46 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:14:43.814515 End time: 2024-06-05 20:14:46.262725 2024-06-05 20:14:46 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:14:46 INFO phaseshift::::casa ########################################## 2024-06-05 20:14:46 INFO tclean::::casa ########################################## 2024-06-05 20:14:46 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:14:46 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:14:46 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:14:46 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:14:46 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:14:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:14:46 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:14:46 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:14:46 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:14:46 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:14:46 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:14:46 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:14:46 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:14:48 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:14:48 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028531 2024-06-05 20:14:48 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:14:48 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:14:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:14:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:14:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:14:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:14:50 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:14:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:14:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:14:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:14:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:14:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:14:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:14:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:14:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:14:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:14:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:14:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:14:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:14:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:14:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:14:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:14:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:14:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:14:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:14:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:14:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:14:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:14:59 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:14:59 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:14:59 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:15:00 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:15:00 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'] 2024-06-05 20:15:01 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:14:46.328145 End time: 2024-06-05 20:15:00.927044 2024-06-05 20:15:01 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:15:01 INFO tclean::::casa ########################################## 2024-06-05 20:15:01 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:15:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:15:01 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) 2024-06-05 20:15:01 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:15:01 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:15:01 2024****** 2024-06-05 20:15:01 INFO ImageFitter::fit+ 2024-06-05 20:15:01 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:15:01 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:15:01 INFO ImageFitter::fit+ --- region: 2024-06-05 20:15:01 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:15:01 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:15:01 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:15:01 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:15:01 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:15:01 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:15:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:15:01 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) 2024-06-05 20:15:01 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:15:01 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:15:01 INFO imstat::::casa ########################################## 2024-06-05 20:15:01 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:15:01 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 ) 2024-06-05 20:15:01 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:15:01 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:15:01 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:15:01 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:15:01 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:15:01 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) 2024-06-05 20:15:01 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:15:01 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:15:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:15:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:15:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-06-05 20:15:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-06-05 20:15:01 INFO imstat:::: Values --- 2024-06-05 20:15:01 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:15:01 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:15:01 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:15:01 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam 2024-06-05 20:15:01 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:15:01 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:15:01 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:15:01 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:15:01 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:15:01 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:15:01 INFO imstat:::: Statistics --- 2024-06-05 20:15:01 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:15:01 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:15:01 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:15:01 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:15:01 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam 2024-06-05 20:15:01 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam 2024-06-05 20:15:01 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam 2024-06-05 20:15:01 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam 2024-06-05 20:15:01 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam 2024-06-05 20:15:01 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:15:01 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:15:01 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:15:01 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:15:01 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:15:01 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:15:01 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 2024-06-05 20:15:01 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:15:01.008436 End time: 2024-06-05 20:15:01.037846 2024-06-05 20:15:01 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:15:01 INFO imstat::::casa ########################################## 2024-06-05 20:15:01 INFO phaseshift::::casa ########################################## 2024-06-05 20:15:01 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:15:01 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 6.352706472deg' ) 2024-06-05 20:15:01 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:15:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:15:01 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:15:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:15:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:15:01 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:15:01 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:15:01 INFO MSTransformManager::open Select data 2024-06-05 20:15:01 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:15:03 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 6.352706472deg successfully parsed 2024-06-05 20:15:03 INFO phaseshift::::casa Shift phase center 2024-06-05 20:15:04 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:15:01.056097 End time: 2024-06-05 20:15:04.069869 2024-06-05 20:15:04 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:15:04 INFO phaseshift::::casa ########################################## 2024-06-05 20:15:04 INFO tclean::::casa ########################################## 2024-06-05 20:15:04 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:15:04 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:15:04 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:15:04 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:15:04 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:15:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:15:04 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:15:04 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:15:04 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:15:04 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:15:04 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:15:04 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:15:04 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:15:05 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:15:05 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022613 2024-06-05 20:15:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:15:05 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:15:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:15:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:15:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:15:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:15:08 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:15:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:15:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:15:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:15:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:15:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:15:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:15:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:15:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:15:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:15:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:15:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:15:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:15:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:15:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:15:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:15:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:15:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:15:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:15:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:15:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:15:13 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:15:13 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:15:13 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:15:14 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:15:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:15:16 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:15:04.126752 End time: 2024-06-05 20:15:15.661240 2024-06-05 20:15:16 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:15:16 INFO tclean::::casa ########################################## 2024-06-05 20:15:16 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:15:16 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:15:16 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:15:16 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:15:16 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:15:16 2024****** 2024-06-05 20:15:16 INFO ImageFitter::fit+ 2024-06-05 20:15:16 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:15:16 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:15:16 INFO ImageFitter::fit+ --- region: 2024-06-05 20:15:16 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:15:16 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:15:16 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:15:16 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:15:16 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:15:16 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:15:16 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:15:16 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:15:16 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:15:16 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:15:16 INFO imstat::::casa ########################################## 2024-06-05 20:15:16 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:15:16 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:15:16 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:15:16 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:15:16 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:15:16 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:15:16 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:15:16 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:15:16 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:15:16 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:15:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:15:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:15:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:15:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:15:16 INFO imstat:::: Values --- 2024-06-05 20:15:16 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:15:16 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:15:16 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:15:16 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam 2024-06-05 20:15:16 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:15:16 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:15:16 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:15:16 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:15:16 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:15:16 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:15:16 INFO imstat:::: Statistics --- 2024-06-05 20:15:16 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:15:16 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:15:16 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:15:16 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:15:16 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-06-05 20:15:16 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam 2024-06-05 20:15:16 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam 2024-06-05 20:15:16 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam 2024-06-05 20:15:16 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam 2024-06-05 20:15:16 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:15:16 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:15:16 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:15:16 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:15:16 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:15:16 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:15:16 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 2024-06-05 20:15:16 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:15:15.739990 End time: 2024-06-05 20:15:15.785764 2024-06-05 20:15:16 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:15:16 INFO imstat::::casa ########################################## 2024-06-05 20:15:16 INFO phaseshift::::casa ########################################## 2024-06-05 20:15:16 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:15:16 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 0.110875644rad' ) 2024-06-05 20:15:16 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:15:16 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:15:16 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:15:16 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:15:16 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:15:16 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:15:16 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:15:16 INFO MSTransformManager::open Select data 2024-06-05 20:15:16 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:15:19 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 0.110875644rad successfully parsed 2024-06-05 20:15:19 INFO phaseshift::::casa Shift phase center 2024-06-05 20:15:21 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:15:15.813959 End time: 2024-06-05 20:15:20.741461 2024-06-05 20:15:21 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:15:21 INFO phaseshift::::casa ########################################## 2024-06-05 20:15:21 INFO tclean::::casa ########################################## 2024-06-05 20:15:21 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:15:21 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 ) 2024-06-05 20:15:21 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:15:21 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:15:21 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:15:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:15:21 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:15:21 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:15:21 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:15:21 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:15:21 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:15:21 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:15:21 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:15:22 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:15:22 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027246 2024-06-05 20:15:22 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:15:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:15:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:15:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:15:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:15:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:15:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:15:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:15:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:15:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:15:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:15:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:15:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:15:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:15:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:15:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:15:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:15:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:15:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:15:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:15:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:15:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:15:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:15:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:15:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:15:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:15:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:15:35 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:15:35 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:15:35 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:15:36 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:15:36 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:15:37 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:15:20.808896 End time: 2024-06-05 20:15:37.244960 2024-06-05 20:15:37 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:15:37 INFO tclean::::casa ########################################## 2024-06-05 20:15:37 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:15:37 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:15:37 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) 2024-06-05 20:15:37 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:15:37 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:15:37 2024****** 2024-06-05 20:15:37 INFO ImageFitter::fit+ 2024-06-05 20:15:37 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:15:37 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:15:37 INFO ImageFitter::fit+ --- region: 2024-06-05 20:15:37 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:15:37 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:15:37 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:15:37 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:15:37 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:15:37 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:15:37 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:15:37 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) 2024-06-05 20:15:37 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:15:37 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:15:37 INFO imstat::::casa ########################################## 2024-06-05 20:15:37 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:15:37 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 ) 2024-06-05 20:15:37 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:15:37 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:15:37 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:15:37 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:15:37 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:15:37 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) 2024-06-05 20:15:37 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:15:37 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:15:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:15:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:15:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:15:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:15:37 INFO imstat:::: Values --- 2024-06-05 20:15:37 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:15:37 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:15:37 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:15:37 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam 2024-06-05 20:15:37 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:15:37 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:15:37 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:15:37 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-06-05 20:15:37 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:15:37 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:15:37 INFO imstat:::: Statistics --- 2024-06-05 20:15:37 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:15:37 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:15:37 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:15:37 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:15:37 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-06-05 20:15:37 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam 2024-06-05 20:15:37 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam 2024-06-05 20:15:37 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam 2024-06-05 20:15:37 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam 2024-06-05 20:15:37 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:15:37 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:15:37 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:15:37 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:15:37 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:15:37 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:15:37 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 2024-06-05 20:15:37 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:15:37.331539 End time: 2024-06-05 20:15:37.361943 2024-06-05 20:15:37 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:15:37 INFO imstat::::casa ########################################## 2024-06-05 20:15:37 INFO phaseshift::::casa ########################################## 2024-06-05 20:15:37 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:15:37 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 +006d21m09.7433' ) 2024-06-05 20:15:37 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:15:37 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:15:37 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:15:37 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:15:37 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:15:37 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:15:37 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:15:37 INFO MSTransformManager::open Select data 2024-06-05 20:15:37 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:15:40 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 +006d21m09.7433 successfully parsed 2024-06-05 20:15:40 INFO phaseshift::::casa Shift phase center 2024-06-05 20:15:41 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:15:37.380601 End time: 2024-06-05 20:15:41.029675 2024-06-05 20:15:41 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:15:41 INFO phaseshift::::casa ########################################## 2024-06-05 20:15:41 INFO tclean::::casa ########################################## 2024-06-05 20:15:41 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:15:41 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 ) 2024-06-05 20:15:41 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:15:41 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:15:41 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:15:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:15:41 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:15:41 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:15:41 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:15:41 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:15:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:15:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:15:41 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:15:42 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:15:42 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026029 2024-06-05 20:15:42 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:15:42 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:15:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:15:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:15:44 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:15:44 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:15:44 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:15:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:15:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:15:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:15:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:15:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:15:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:15:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:15:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:15:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:15:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:15:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:15:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:15:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:15:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:15:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:15:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:15:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:15:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:15:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:15:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:15:49 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:15:49 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:15:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:15:49 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:15:49 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'] 2024-06-05 20:15:50 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:15:41.101357 End time: 2024-06-05 20:15:50.174900 2024-06-05 20:15:50 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:15:50 INFO tclean::::casa ########################################## 2024-06-05 20:15:50 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:15:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:15:50 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) 2024-06-05 20:15:50 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:15:50 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:15:50 2024****** 2024-06-05 20:15:50 INFO ImageFitter::fit+ 2024-06-05 20:15:50 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:15:50 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:15:50 INFO ImageFitter::fit+ --- region: 2024-06-05 20:15:50 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:15:50 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:15:50 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:15:50 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:15:50 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:15:50 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:15:50 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:15:50 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) 2024-06-05 20:15:50 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:15:50 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:15:50 INFO imstat::::casa ########################################## 2024-06-05 20:15:50 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:15:50 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 ) 2024-06-05 20:15:50 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:15:50 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:15:50 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:15:50 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:15:50 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:15:50 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) 2024-06-05 20:15:50 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:15:50 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:15:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:15:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:15:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:15:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:15:50 INFO imstat:::: Values --- 2024-06-05 20:15:50 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:15:50 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:15:50 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:15:50 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam 2024-06-05 20:15:50 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:15:50 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:15:50 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:15:50 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:15:50 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:15:50 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:15:50 INFO imstat:::: Statistics --- 2024-06-05 20:15:50 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:15:50 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:15:50 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:15:50 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:15:50 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam 2024-06-05 20:15:50 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam 2024-06-05 20:15:50 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam 2024-06-05 20:15:50 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam 2024-06-05 20:15:50 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam 2024-06-05 20:15:50 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:15:50 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:15:50 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:15:50 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:15:50 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:15:50 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:15:50 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 2024-06-05 20:15:50 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:15:50.252655 End time: 2024-06-05 20:15:50.281300 2024-06-05 20:15:50 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:15:50 INFO imstat::::casa ########################################## 2024-06-05 20:15:50 INFO phaseshift::::casa ########################################## 2024-06-05 20:15:50 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:15:50 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 00:25:24.6496' ) 2024-06-05 20:15:50 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:15:50 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:15:50 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:15:50 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:15:50 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:15:50 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:15:50 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:15:50 INFO MSTransformManager::open Select data 2024-06-05 20:15:50 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 ".". 2024-06-05 20:15:52 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 00:25:24.6496 successfully parsed 2024-06-05 20:15:52 INFO phaseshift::::casa Shift phase center 2024-06-05 20:15:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:15:50.298943 End time: 2024-06-05 20:15:52.629774 2024-06-05 20:15:53 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:15:53 INFO phaseshift::::casa ########################################## 2024-06-05 20:15:53 INFO tclean::::casa ########################################## 2024-06-05 20:15:53 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:15:53 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 ) 2024-06-05 20:15:53 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:15:53 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:15:53 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:15:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:15:53 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:15:53 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:15:53 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:15:53 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:15:53 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:15:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:15:53 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:15:54 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:15:54 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.031754 2024-06-05 20:15:54 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:15:54 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:15:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:15:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:15:56 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:15:56 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:15:56 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:15:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:15:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:15:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:15:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:15:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:15:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:15:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:15:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:15:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:15:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:15:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:15:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:15:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:15:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:15:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:15:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:15:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:15:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:15:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:15:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:15:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:15:59 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:15:59 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:15:59 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:16:00 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:16:00 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'] 2024-06-05 20:16:03 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:15:52.696098 End time: 2024-06-05 20:16:02.511819 2024-06-05 20:16:03 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:16:03 INFO tclean::::casa ########################################## 2024-06-05 20:16:03 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:16:03 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:16:03 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) 2024-06-05 20:16:03 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:16:03 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:16:03 2024****** 2024-06-05 20:16:03 INFO ImageFitter::fit+ 2024-06-05 20:16:03 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:16:03 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:16:03 INFO ImageFitter::fit+ --- region: 2024-06-05 20:16:03 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:16:03 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:16:03 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:16:03 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:16:03 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:16:03 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:16:03 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:16:03 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) 2024-06-05 20:16:03 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:16:03 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:16:03 INFO imstat::::casa ########################################## 2024-06-05 20:16:03 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:16:03 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 ) 2024-06-05 20:16:03 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:16:03 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:16:03 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:16:03 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:16:03 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:16:03 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) 2024-06-05 20:16:03 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:16:03 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:16:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:16:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:16:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-06-05 20:16:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-06-05 20:16:03 INFO imstat:::: Values --- 2024-06-05 20:16:03 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:16:03 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:16:03 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:16:03 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam 2024-06-05 20:16:03 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:16:03 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:16:03 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:16:03 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:16:03 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:16:03 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:16:03 INFO imstat:::: Statistics --- 2024-06-05 20:16:03 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:16:03 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:16:03 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:16:03 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:16:03 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam 2024-06-05 20:16:03 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam 2024-06-05 20:16:03 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam 2024-06-05 20:16:03 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam 2024-06-05 20:16:03 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam 2024-06-05 20:16:03 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:16:03 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:16:03 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:16:03 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:16:03 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:16:03 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:16:03 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 2024-06-05 20:16:03 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:16:02.592086 End time: 2024-06-05 20:16:02.620726 2024-06-05 20:16:03 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:16:03 INFO imstat::::casa ########################################## 2024-06-05 20:16:03 INFO phaseshift::::casa ########################################## 2024-06-05 20:16:03 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:16:03 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 6.352706472deg' ) 2024-06-05 20:16:03 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:16:03 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:16:03 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:16:03 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:16:03 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:16:03 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:16:03 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:16:03 INFO MSTransformManager::open Select data 2024-06-05 20:16:03 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:16:07 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 6.352706472deg successfully parsed 2024-06-05 20:16:07 INFO phaseshift::::casa Shift phase center 2024-06-05 20:16:08 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:16:02.638540 End time: 2024-06-05 20:16:08.475239 2024-06-05 20:16:08 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:16:08 INFO phaseshift::::casa ########################################## 2024-06-05 20:16:09 INFO tclean::::casa ########################################## 2024-06-05 20:16:09 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:16:09 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 ) 2024-06-05 20:16:09 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:16:09 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:16:09 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:16:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:16:09 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:16:09 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:16:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:16:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:16:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:16:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:16:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:16:10 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:16:11 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028914 2024-06-05 20:16:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:16:11 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:16:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:16:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:16:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:16:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:16:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:16:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:16:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:16:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:16:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:16:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:16:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:16:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:16:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:16:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:16:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:16:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:16:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:16:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:16:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:16:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:16:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:16:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:16:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:16:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:16:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:16:17 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:16:17 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:16:17 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:16:18 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:16:18 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'] 2024-06-05 20:16:19 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:16:08.545945 End time: 2024-06-05 20:16:18.907894 2024-06-05 20:16:19 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:16:19 INFO tclean::::casa ########################################## 2024-06-05 20:16:19 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:16:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:16:19 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) 2024-06-05 20:16:19 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:16:19 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:16:19 2024****** 2024-06-05 20:16:19 INFO ImageFitter::fit+ 2024-06-05 20:16:19 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:16:19 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:16:19 INFO ImageFitter::fit+ --- region: 2024-06-05 20:16:19 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:16:19 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:16:19 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:16:19 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:16:19 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:16:19 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:16:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:16:19 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) 2024-06-05 20:16:19 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:16:19 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:16:19 INFO imstat::::casa ########################################## 2024-06-05 20:16:19 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:16:19 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 ) 2024-06-05 20:16:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:16:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:16:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:16:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:16:19 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:16:19 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) 2024-06-05 20:16:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:16:19 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:16:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:16:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:16:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:16:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:16:19 INFO imstat:::: Values --- 2024-06-05 20:16:19 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:16:19 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:16:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:16:19 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam 2024-06-05 20:16:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:16:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:16:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:16:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:16:19 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:16:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:16:19 INFO imstat:::: Statistics --- 2024-06-05 20:16:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:16:19 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:16:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:16:19 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:16:19 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-06-05 20:16:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam 2024-06-05 20:16:19 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam 2024-06-05 20:16:19 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam 2024-06-05 20:16:19 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam 2024-06-05 20:16:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:16:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:16:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:16:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:16:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:16:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:16:19 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 2024-06-05 20:16:19 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:16:18.981609 End time: 2024-06-05 20:16:19.009172 2024-06-05 20:16:19 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:16:19 INFO imstat::::casa ########################################## 2024-06-05 20:16:19 INFO phaseshift::::casa ########################################## 2024-06-05 20:16:19 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:16:19 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 05:00:21.5326 0.110875644rad' ) 2024-06-05 20:16:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:16:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:16:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:16:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:16:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:16:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:16:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:16:19 INFO MSTransformManager::open Select data 2024-06-05 20:16:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:16:22 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 0.110875644rad successfully parsed 2024-06-05 20:16:22 INFO phaseshift::::casa Shift phase center 2024-06-05 20:16:23 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:16:19.026631 End time: 2024-06-05 20:16:23.076176 2024-06-05 20:16:23 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:16:23 INFO phaseshift::::casa ########################################## 2024-06-05 20:16:23 INFO tclean::::casa ########################################## 2024-06-05 20:16:23 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:16:23 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:16:23 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:16:23 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:16:23 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:16:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:16:23 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:16:23 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:16:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:16:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:16:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:16:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:16:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:16:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:16:24 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027141 2024-06-05 20:16:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:16:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:16:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:16:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:16:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:16:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:16:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:16:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:16:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:16:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:16:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:16:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:16:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:16:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:16:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:16:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:16:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:16:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:16:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:16:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:16:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:16:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:16:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:16:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:16:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:16:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:16:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:16:32 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:16:32 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:16:32 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:16:33 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:16:33 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:16:35 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:16:23.141976 End time: 2024-06-05 20:16:35.421905 2024-06-05 20:16:35 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:16:35 INFO tclean::::casa ########################################## 2024-06-05 20:16:35 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:16:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:16:35 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:16:35 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:16:35 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:16:35 2024****** 2024-06-05 20:16:35 INFO ImageFitter::fit+ 2024-06-05 20:16:35 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:16:35 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:16:35 INFO ImageFitter::fit+ --- region: 2024-06-05 20:16:35 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:16:35 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:16:35 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:16:35 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:16:35 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:16:35 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:16:35 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:16:35 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:16:35 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:16:35 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:16:35 INFO imstat::::casa ########################################## 2024-06-05 20:16:35 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:16:35 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:16:36 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:16:36 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:16:36 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:16:36 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:16:36 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:16:36 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:16:36 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:16:36 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:16:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:16:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:16:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:16:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:16:36 INFO imstat:::: Values --- 2024-06-05 20:16:36 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:16:36 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:16:36 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:16:36 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam 2024-06-05 20:16:36 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:16:36 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:16:36 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:16:36 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-06-05 20:16:36 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:16:36 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:16:36 INFO imstat:::: Statistics --- 2024-06-05 20:16:36 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:16:36 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:16:36 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:16:36 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:16:36 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam 2024-06-05 20:16:36 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam 2024-06-05 20:16:36 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam 2024-06-05 20:16:36 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam 2024-06-05 20:16:36 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam 2024-06-05 20:16:36 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:16:36 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:16:36 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:16:36 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:16:36 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:16:36 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:16:36 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 2024-06-05 20:16:36 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:16:35.498926 End time: 2024-06-05 20:16:35.539181 2024-06-05 20:16:36 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:16:36 INFO imstat::::casa ########################################## 2024-06-05 20:16:36 INFO phaseshift::::casa ########################################## 2024-06-05 20:16:36 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:16:36 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg +006d21m09.7433' ) 2024-06-05 20:16:36 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:16:36 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:16:36 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:16:36 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:16:36 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:16:36 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:16:36 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:16:36 INFO MSTransformManager::open Select data 2024-06-05 20:16:36 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:16:39 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg +006d21m09.7433 successfully parsed 2024-06-05 20:16:39 INFO phaseshift::::casa Shift phase center 2024-06-05 20:16:40 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:16:35.555801 End time: 2024-06-05 20:16:40.001402 2024-06-05 20:16:40 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:16:40 INFO phaseshift::::casa ########################################## 2024-06-05 20:16:40 INFO tclean::::casa ########################################## 2024-06-05 20:16:40 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:16:40 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:16:40 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:16:40 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:16:40 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:16:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:16:40 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:16:40 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:16:40 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:16:40 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:16:40 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:16:40 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:16:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:16:41 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:16:41 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.025911 2024-06-05 20:16:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:16:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:16:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:16:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:16:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:16:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:16:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:16:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:16:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:16:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:16:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:16:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:16:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:16:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:16:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:16:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:16:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:16:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:16:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:16:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:16:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:16:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:16:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:16:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:16:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:16:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:16:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:16:49 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:16:49 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:16:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:16:50 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:16:50 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:16:51 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:16:40.061482 End time: 2024-06-05 20:16:51.137574 2024-06-05 20:16:51 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:16:51 INFO tclean::::casa ########################################## 2024-06-05 20:16:51 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:16:51 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:16:51 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:16:51 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:16:51 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:16:51 2024****** 2024-06-05 20:16:51 INFO ImageFitter::fit+ 2024-06-05 20:16:51 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:16:51 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:16:51 INFO ImageFitter::fit+ --- region: 2024-06-05 20:16:51 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:16:51 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:16:51 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:16:51 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:16:51 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:16:51 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:16:51 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:16:51 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:16:51 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116867 Jy 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126483 Jy 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:16:51 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:16:51 INFO imstat::::casa ########################################## 2024-06-05 20:16:51 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:16:51 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:16:51 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:16:51 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:16:51 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:16:51 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:16:51 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:16:51 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:16:51 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:16:51 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:16:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:16:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:16:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:16:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:16:51 INFO imstat:::: Values --- 2024-06-05 20:16:51 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:16:51 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:16:51 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:16:51 INFO imstat:::: -- minimum value [min]: -7.77768e-05 Jy/beam 2024-06-05 20:16:51 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:16:51 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:16:51 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:16:51 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:16:51 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:16:51 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:16:51 INFO imstat:::: Statistics --- 2024-06-05 20:16:51 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:16:51 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:16:51 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:16:51 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:16:51 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam 2024-06-05 20:16:51 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73609e-05 Jy/beam 2024-06-05 20:16:51 INFO imstat:::: -- IQR [quartile]: 3.56013e-05 Jy/beam 2024-06-05 20:16:51 INFO imstat:::: -- First quartile [q1]: -3.4507e-05 Jy/beam 2024-06-05 20:16:51 INFO imstat:::: -- Third quartile [q3]: 1.09435e-06 Jy/beam 2024-06-05 20:16:51 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:16:51 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:16:51 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:16:51 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:16:51 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:16:51 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:16:51 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 2024-06-05 20:16:51 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:16:51.211457 End time: 2024-06-05 20:16:51.239327 2024-06-05 20:16:51 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:16:51 INFO imstat::::casa ########################################## 2024-06-05 20:16:51 INFO phaseshift::::casa ########################################## 2024-06-05 20:16:51 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:16:51 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 00:25:24.6496' ) 2024-06-05 20:16:51 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:16:51 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:16:51 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:16:51 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:16:51 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:16:51 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:16:51 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:16:51 INFO MSTransformManager::open Select data 2024-06-05 20:16:51 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 ".". 2024-06-05 20:16:53 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 00:25:24.6496 successfully parsed 2024-06-05 20:16:53 INFO phaseshift::::casa Shift phase center 2024-06-05 20:16:54 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:16:51.256948 End time: 2024-06-05 20:16:54.296149 2024-06-05 20:16:54 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:16:54 INFO phaseshift::::casa ########################################## 2024-06-05 20:16:54 INFO tclean::::casa ########################################## 2024-06-05 20:16:54 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:16:54 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 ) 2024-06-05 20:16:54 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:16:54 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:16:54 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:16:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:16:54 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:16:54 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:16:54 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:16:54 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:16:54 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:16:54 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:16:54 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:16:55 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:16:55 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021011 2024-06-05 20:16:55 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:16:55 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:16:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:16:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:16:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:16:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:16:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:16:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:16:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:16:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:16:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:16:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:16:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:16:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:16:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:16:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:16:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:16:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:16:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:17:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:17:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:17:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:17:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:17:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:17:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:17:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:17:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:17:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:17:02 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:17:02 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:17:02 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:17:03 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:17:03 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:17:04 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:16:54.341449 End time: 2024-06-05 20:17:03.907441 2024-06-05 20:17:04 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:17:04 INFO tclean::::casa ########################################## 2024-06-05 20:17:04 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:17:04 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:17:04 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) 2024-06-05 20:17:04 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:17:04 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:17:04 2024****** 2024-06-05 20:17:04 INFO ImageFitter::fit+ 2024-06-05 20:17:04 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:17:04 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:17:04 INFO ImageFitter::fit+ --- region: 2024-06-05 20:17:04 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:17:04 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:17:04 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:17:04 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:17:04 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:17:04 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:17:04 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:17:04 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) 2024-06-05 20:17:04 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116903 Jy 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126517 Jy 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:17:04 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:17:04 INFO imstat::::casa ########################################## 2024-06-05 20:17:04 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:17:04 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 ) 2024-06-05 20:17:04 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:17:04 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:17:04 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:17:04 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:17:04 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:17:04 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) 2024-06-05 20:17:04 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:17:04 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:17:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:17:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:17:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-06-05 20:17:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-06-05 20:17:04 INFO imstat:::: Values --- 2024-06-05 20:17:04 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:17:04 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:17:04 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:17:04 INFO imstat:::: -- minimum value [min]: -7.78731e-05 Jy/beam 2024-06-05 20:17:04 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:17:04 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:17:04 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:17:04 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:17:04 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:17:04 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:17:04 INFO imstat:::: Statistics --- 2024-06-05 20:17:04 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:17:04 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:17:04 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:17:04 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:17:04 INFO imstat:::: -- Median of the pixel values [median]: -1.86503e-05 Jy/beam 2024-06-05 20:17:04 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73798e-05 Jy/beam 2024-06-05 20:17:04 INFO imstat:::: -- IQR [quartile]: 3.56966e-05 Jy/beam 2024-06-05 20:17:04 INFO imstat:::: -- First quartile [q1]: -3.45352e-05 Jy/beam 2024-06-05 20:17:04 INFO imstat:::: -- Third quartile [q3]: 1.16146e-06 Jy/beam 2024-06-05 20:17:04 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:17:04 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:17:04 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:17:04 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:17:04 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:17:04 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:17:04 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 2024-06-05 20:17:04 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:17:03.988648 End time: 2024-06-05 20:17:04.022233 2024-06-05 20:17:04 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:17:04 INFO imstat::::casa ########################################## 2024-06-05 20:17:04 INFO phaseshift::::casa ########################################## 2024-06-05 20:17:04 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:17:04 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 6.352706472deg' ) 2024-06-05 20:17:04 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:17:04 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:17:04 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:17:04 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:17:04 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:17:04 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:17:04 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:17:04 INFO MSTransformManager::open Select data 2024-06-05 20:17:04 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:17:06 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 6.352706472deg successfully parsed 2024-06-05 20:17:06 INFO phaseshift::::casa Shift phase center 2024-06-05 20:17:08 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:17:04.039430 End time: 2024-06-05 20:17:07.645137 2024-06-05 20:17:08 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:17:08 INFO phaseshift::::casa ########################################## 2024-06-05 20:17:08 INFO tclean::::casa ########################################## 2024-06-05 20:17:08 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:17:08 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 ) 2024-06-05 20:17:08 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:17:08 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:17:08 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:17:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:17:08 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:17:08 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:17:08 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:17:08 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:17:08 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:17:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:17:08 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:17:09 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:17:09 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026323 2024-06-05 20:17:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:17:09 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:17:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:17:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:17:10 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:17:10 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:17:10 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:17:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:17:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:17:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:17:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:17:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:17:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:17:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:17:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:17:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:17:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:17:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:17:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:17:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:17:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:17:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:17:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:17:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:17:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:17:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:17:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:17:15 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:17:15 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:17:15 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:17:16 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:17:16 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'] 2024-06-05 20:17:19 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:17:07.717094 End time: 2024-06-05 20:17:18.630118 2024-06-05 20:17:19 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:17:19 INFO tclean::::casa ########################################## 2024-06-05 20:17:19 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:17:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:17:19 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) 2024-06-05 20:17:19 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:17:19 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:17:19 2024****** 2024-06-05 20:17:19 INFO ImageFitter::fit+ 2024-06-05 20:17:19 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:17:19 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:17:19 INFO ImageFitter::fit+ --- region: 2024-06-05 20:17:19 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:17:19 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:17:19 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:17:19 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:17:19 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:17:19 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:17:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:17:19 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) 2024-06-05 20:17:19 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011687 Jy 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:17:19 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:17:19 INFO imstat::::casa ########################################## 2024-06-05 20:17:19 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:17:19 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 ) 2024-06-05 20:17:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:17:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:17:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:17:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:17:19 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:17:19 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) 2024-06-05 20:17:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:17:19 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:17:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:17:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:17:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:17:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:17:19 INFO imstat:::: Values --- 2024-06-05 20:17:19 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:17:19 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:17:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:17:19 INFO imstat:::: -- minimum value [min]: -7.77771e-05 Jy/beam 2024-06-05 20:17:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:17:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:17:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:17:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:17:19 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:17:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:17:19 INFO imstat:::: Statistics --- 2024-06-05 20:17:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:17:19 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:17:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:17:19 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:17:19 INFO imstat:::: -- Median of the pixel values [median]: -1.86715e-05 Jy/beam 2024-06-05 20:17:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73619e-05 Jy/beam 2024-06-05 20:17:19 INFO imstat:::: -- IQR [quartile]: 3.56021e-05 Jy/beam 2024-06-05 20:17:19 INFO imstat:::: -- First quartile [q1]: -3.45061e-05 Jy/beam 2024-06-05 20:17:19 INFO imstat:::: -- Third quartile [q3]: 1.09605e-06 Jy/beam 2024-06-05 20:17:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:17:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:17:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:17:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:17:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:17:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:17:19 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 2024-06-05 20:17:19 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:17:18.709688 End time: 2024-06-05 20:17:18.738980 2024-06-05 20:17:19 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:17:19 INFO imstat::::casa ########################################## 2024-06-05 20:17:19 INFO phaseshift::::casa ########################################## 2024-06-05 20:17:19 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:17:19 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' ) 2024-06-05 20:17:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:17:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:17:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:17:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:17:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:17:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:17:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:17:19 INFO MSTransformManager::open Select data 2024-06-05 20:17:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:17:22 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 0.110875644rad successfully parsed 2024-06-05 20:17:22 INFO phaseshift::::casa Shift phase center 2024-06-05 20:17:23 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:17:18.756657 End time: 2024-06-05 20:17:22.790199 2024-06-05 20:17:23 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:17:23 INFO phaseshift::::casa ########################################## 2024-06-05 20:17:23 INFO tclean::::casa ########################################## 2024-06-05 20:17:23 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:17:23 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:17:23 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:17:23 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:17:23 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:17:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:17:23 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:17:23 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:17:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:17:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:17:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:17:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:17:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:17:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:17:24 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024247 2024-06-05 20:17:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:17:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:17:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:17:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:17:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:17:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:17:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:17:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:17:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:17:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:17:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:17:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:17:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:17:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:17:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:17:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:17:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:17:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:17:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:17:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:17:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:17:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:17:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:17:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:17:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:17:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:17:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:17:31 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:17:31 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:17:31 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:17:32 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:17:32 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'] 2024-06-05 20:17:33 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:17:22.853303 End time: 2024-06-05 20:17:33.168150 2024-06-05 20:17:33 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:17:33 INFO tclean::::casa ########################################## 2024-06-05 20:17:33 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:17:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:17:33 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) 2024-06-05 20:17:33 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:17:33 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:17:33 2024****** 2024-06-05 20:17:33 INFO ImageFitter::fit+ 2024-06-05 20:17:33 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:17:33 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:17:33 INFO ImageFitter::fit+ --- region: 2024-06-05 20:17:33 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:17:33 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:17:33 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:17:33 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:17:33 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:17:33 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:17:33 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:17:33 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) 2024-06-05 20:17:33 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126482 Jy 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:17:33 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:17:33 INFO imstat::::casa ########################################## 2024-06-05 20:17:33 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:17:33 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 ) 2024-06-05 20:17:33 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:17:33 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:17:33 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:17:33 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:17:33 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:17:33 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) 2024-06-05 20:17:33 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:17:33 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:17:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:17:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:17:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:17:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:17:33 INFO imstat:::: Values --- 2024-06-05 20:17:33 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:17:33 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:17:33 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:17:33 INFO imstat:::: -- minimum value [min]: -7.77855e-05 Jy/beam 2024-06-05 20:17:33 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:17:33 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:17:33 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:17:33 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-06-05 20:17:33 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:17:33 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:17:33 INFO imstat:::: Statistics --- 2024-06-05 20:17:33 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:17:33 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:17:33 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:17:33 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:17:33 INFO imstat:::: -- Median of the pixel values [median]: -1.86732e-05 Jy/beam 2024-06-05 20:17:33 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73562e-05 Jy/beam 2024-06-05 20:17:33 INFO imstat:::: -- IQR [quartile]: 3.56008e-05 Jy/beam 2024-06-05 20:17:33 INFO imstat:::: -- First quartile [q1]: -3.45107e-05 Jy/beam 2024-06-05 20:17:33 INFO imstat:::: -- Third quartile [q3]: 1.09015e-06 Jy/beam 2024-06-05 20:17:33 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:17:33 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:17:33 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:17:33 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:17:33 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:17:33 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:17:33 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 2024-06-05 20:17:33 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:17:33.251106 End time: 2024-06-05 20:17:33.280071 2024-06-05 20:17:33 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:17:33 INFO imstat::::casa ########################################## 2024-06-05 20:17:33 INFO phaseshift::::casa ########################################## 2024-06-05 20:17:33 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:17:33 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad +006d21m09.7433' ) 2024-06-05 20:17:33 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:17:33 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:17:33 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:17:33 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:17:33 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:17:33 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:17:33 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:17:33 INFO MSTransformManager::open Select data 2024-06-05 20:17:33 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:17:35 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad +006d21m09.7433 successfully parsed 2024-06-05 20:17:35 INFO phaseshift::::casa Shift phase center 2024-06-05 20:17:36 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:17:33.297507 End time: 2024-06-05 20:17:35.672373 2024-06-05 20:17:36 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:17:36 INFO phaseshift::::casa ########################################## 2024-06-05 20:17:36 INFO tclean::::casa ########################################## 2024-06-05 20:17:36 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:17:36 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 ) 2024-06-05 20:17:36 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:17:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:17:36 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:17:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:17:36 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:17:36 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:17:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:17:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:17:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:17:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:17:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:17:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:17:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.022529 2024-06-05 20:17:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:17:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:17:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:17:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:17:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:17:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:17:38 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:17:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:17:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:17:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:17:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:17:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:17:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:17:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:17:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:17:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:17:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:17:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:17:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:17:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:17:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:17:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:17:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:17:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:17:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:17:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:17:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:17:44 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:17:44 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:17:44 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:17:45 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:17:45 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'] 2024-06-05 20:17:47 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:17:35.738966 End time: 2024-06-05 20:17:46.818733 2024-06-05 20:17:47 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:17:47 INFO tclean::::casa ########################################## 2024-06-05 20:17:47 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:17:47 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:17:47 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) 2024-06-05 20:17:47 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:17:47 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:17:47 2024****** 2024-06-05 20:17:47 INFO ImageFitter::fit+ 2024-06-05 20:17:47 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:17:47 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:17:47 INFO ImageFitter::fit+ --- region: 2024-06-05 20:17:47 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:17:47 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:17:47 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:17:47 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:17:47 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:17:47 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:17:47 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:17:47 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) 2024-06-05 20:17:47 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:17:47 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:17:47 INFO imstat::::casa ########################################## 2024-06-05 20:17:47 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:17:47 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 ) 2024-06-05 20:17:47 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:17:47 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:17:47 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:17:47 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:17:47 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:17:47 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) 2024-06-05 20:17:47 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:17:47 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:17:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:17:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:17:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:17:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:17:47 INFO imstat:::: Values --- 2024-06-05 20:17:47 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:17:47 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:17:47 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:17:47 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam 2024-06-05 20:17:47 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:17:47 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:17:47 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:17:47 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:17:47 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:17:47 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:17:47 INFO imstat:::: Statistics --- 2024-06-05 20:17:47 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:17:47 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:17:47 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:17:47 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:17:47 INFO imstat:::: -- Median of the pixel values [median]: -1.86669e-05 Jy/beam 2024-06-05 20:17:47 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73635e-05 Jy/beam 2024-06-05 20:17:47 INFO imstat:::: -- IQR [quartile]: 3.56081e-05 Jy/beam 2024-06-05 20:17:47 INFO imstat:::: -- First quartile [q1]: -3.45085e-05 Jy/beam 2024-06-05 20:17:47 INFO imstat:::: -- Third quartile [q3]: 1.09959e-06 Jy/beam 2024-06-05 20:17:47 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:17:47 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:17:47 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:17:47 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:17:47 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:17:47 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:17:47 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 2024-06-05 20:17:47 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:17:46.911017 End time: 2024-06-05 20:17:46.942241 2024-06-05 20:17:47 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:17:47 INFO imstat::::casa ########################################## 2024-06-05 20:17:47 INFO phaseshift::::casa ########################################## 2024-06-05 20:17:47 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:17:47 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 00:25:24.6496' ) 2024-06-05 20:17:47 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:17:47 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:17:47 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:17:47 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:17:47 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:17:47 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:17:47 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:17:47 INFO MSTransformManager::open Select data 2024-06-05 20:17:47 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 ".". 2024-06-05 20:17:50 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 00:25:24.6496 successfully parsed 2024-06-05 20:17:50 INFO phaseshift::::casa Shift phase center 2024-06-05 20:17:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:17:46.961033 End time: 2024-06-05 20:17:51.010490 2024-06-05 20:17:51 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:17:51 INFO phaseshift::::casa ########################################## 2024-06-05 20:17:51 INFO tclean::::casa ########################################## 2024-06-05 20:17:51 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:17:51 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 ) 2024-06-05 20:17:51 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:17:51 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:17:51 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:17:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:17:51 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:17:51 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:17:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:17:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.67 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:17:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:17:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:17:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:17:52 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:17:52 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026036 2024-06-05 20:17:52 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:17:52 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:17:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:17:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:17:54 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:17:54 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:17:54 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:17:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:17:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:17:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:17:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:17:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:17:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:17:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:17:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:17:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:17:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:17:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:17:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:17:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:17:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:17:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:17:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:17:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:17:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:17:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:17:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:18:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:18:00 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:18:00 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:18:00 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:18:00 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:18:01 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'] 2024-06-05 20:18:02 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:17:51.081003 End time: 2024-06-05 20:18:02.054008 2024-06-05 20:18:02 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:18:02 INFO tclean::::casa ########################################## 2024-06-05 20:18:02 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:18:02 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:18:02 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) 2024-06-05 20:18:02 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:18:02 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:18:02 2024****** 2024-06-05 20:18:02 INFO ImageFitter::fit+ 2024-06-05 20:18:02 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:18:02 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:18:02 INFO ImageFitter::fit+ --- region: 2024-06-05 20:18:02 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:18:02 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:18:02 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:18:02 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:18:02 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:18:02 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:18:02 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:18:02 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) 2024-06-05 20:18:02 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116905 Jy 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000041 +/- 0.000777 arcsec 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- ra: 127.999941 +/- 0.000127 pixels 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- dec: 127.999954 +/- 0.000097 pixels 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:18:02 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:18:02 INFO imstat::::casa ########################################## 2024-06-05 20:18:02 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:18:02 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 ) 2024-06-05 20:18:02 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:18:02 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:18:02 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:18:02 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:18:02 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:18:02 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) 2024-06-05 20:18:02 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:18:02 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:18:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:18:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:18:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-06-05 20:18:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-06-05 20:18:02 INFO imstat:::: Values --- 2024-06-05 20:18:02 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:18:02 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:18:02 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:18:02 INFO imstat:::: -- minimum value [min]: -7.78774e-05 Jy/beam 2024-06-05 20:18:02 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:18:02 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:18:02 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:18:02 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:18:02 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:18:02 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:18:02 INFO imstat:::: Statistics --- 2024-06-05 20:18:02 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:18:02 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:18:02 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:18:02 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:18:02 INFO imstat:::: -- Median of the pixel values [median]: -1.86532e-05 Jy/beam 2024-06-05 20:18:02 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73779e-05 Jy/beam 2024-06-05 20:18:02 INFO imstat:::: -- IQR [quartile]: 3.5701e-05 Jy/beam 2024-06-05 20:18:02 INFO imstat:::: -- First quartile [q1]: -3.45356e-05 Jy/beam 2024-06-05 20:18:02 INFO imstat:::: -- Third quartile [q3]: 1.16544e-06 Jy/beam 2024-06-05 20:18:02 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:18:02 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:18:02 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:18:02 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:18:02 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:18:02 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:18:02 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 2024-06-05 20:18:02 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:18:02.130098 End time: 2024-06-05 20:18:02.158116 2024-06-05 20:18:02 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:18:02 INFO imstat::::casa ########################################## 2024-06-05 20:18:02 INFO phaseshift::::casa ########################################## 2024-06-05 20:18:02 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:18:02 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 1.310562834rad 6.352706472deg' ) 2024-06-05 20:18:02 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:18:02 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:18:02 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:18:02 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:18:02 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:18:02 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:18:02 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:18:02 INFO MSTransformManager::open Select data 2024-06-05 20:18:02 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:18:05 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 6.352706472deg successfully parsed 2024-06-05 20:18:05 INFO phaseshift::::casa Shift phase center 2024-06-05 20:18:06 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:18:02.175710 End time: 2024-06-05 20:18:05.624234 2024-06-05 20:18:06 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:18:06 INFO phaseshift::::casa ########################################## 2024-06-05 20:18:06 INFO tclean::::casa ########################################## 2024-06-05 20:18:06 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:18:06 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 ) 2024-06-05 20:18:06 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:18:06 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:18:06 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:18:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:18:06 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:18:06 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:18:06 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:18:06 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.67 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:18:06 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:18:06 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:18:06 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:18:07 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:18:07 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026298 2024-06-05 20:18:07 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:18:07 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:18:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:18:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:18:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:18:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:18:09 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:18:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:18:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:18:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:18:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:18:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:18:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:18:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:18:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:18:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:18:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:18:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:18:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:18:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:18:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:18:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:18:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:18:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:18:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:18:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:18:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:18:16 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:18:16 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:18:16 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:18:17 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:18:17 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'] 2024-06-05 20:18:18 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:18:05.690653 End time: 2024-06-05 20:18:18.479693 2024-06-05 20:18:18 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:18:18 INFO tclean::::casa ########################################## 2024-06-05 20:18:19 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:18:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:18:19 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) 2024-06-05 20:18:19 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:18:19 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:18:19 2024****** 2024-06-05 20:18:19 INFO ImageFitter::fit+ 2024-06-05 20:18:19 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:18:19 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:18:19 INFO ImageFitter::fit+ --- region: 2024-06-05 20:18:19 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:18:19 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:18:19 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:18:19 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:18:19 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:18:19 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:18:19 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:18:19 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) 2024-06-05 20:18:19 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:18:19 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:18:19 INFO imstat::::casa ########################################## 2024-06-05 20:18:19 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:18:19 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 ) 2024-06-05 20:18:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:18:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:18:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:18:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:18:19 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:18:19 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) 2024-06-05 20:18:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:18:19 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:18:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:18:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:18:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:18:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:18:19 INFO imstat:::: Values --- 2024-06-05 20:18:19 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:18:19 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:18:19 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:18:19 INFO imstat:::: -- minimum value [min]: -7.77798e-05 Jy/beam 2024-06-05 20:18:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:18:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:18:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:18:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:18:19 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:18:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:18:19 INFO imstat:::: Statistics --- 2024-06-05 20:18:19 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:18:19 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:18:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:18:19 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:18:19 INFO imstat:::: -- Median of the pixel values [median]: -1.86675e-05 Jy/beam 2024-06-05 20:18:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73645e-05 Jy/beam 2024-06-05 20:18:19 INFO imstat:::: -- IQR [quartile]: 3.56077e-05 Jy/beam 2024-06-05 20:18:19 INFO imstat:::: -- First quartile [q1]: -3.45073e-05 Jy/beam 2024-06-05 20:18:19 INFO imstat:::: -- Third quartile [q3]: 1.1004e-06 Jy/beam 2024-06-05 20:18:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:18:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:18:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:18:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:18:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:18:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:18:19 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 2024-06-05 20:18:19 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:18:18.561964 End time: 2024-06-05 20:18:18.591546 2024-06-05 20:18:19 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:18:19 INFO imstat::::casa ########################################## 2024-06-05 20:18:19 INFO phaseshift::::casa ########################################## 2024-06-05 20:18:19 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:18:19 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 1.310562834rad 0.110875644rad' ) 2024-06-05 20:18:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:18:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:18:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:18:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:18:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:18:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:18:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:18:19 INFO MSTransformManager::open Select data 2024-06-05 20:18:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:18:21 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 0.110875644rad successfully parsed 2024-06-05 20:18:21 INFO phaseshift::::casa Shift phase center 2024-06-05 20:18:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:18:18.609703 End time: 2024-06-05 20:18:21.904810 2024-06-05 20:18:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:18:22 INFO phaseshift::::casa ########################################## 2024-06-05 20:18:22 INFO tclean::::casa ########################################## 2024-06-05 20:18:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:18:22 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 ) 2024-06-05 20:18:22 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:18:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:18:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:18:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:18:22 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:18:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:18:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:18:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:18:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:18:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:18:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:18:23 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:18:23 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02444 2024-06-05 20:18:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:18:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:18:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:18:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:18:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:18:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:18:25 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:18:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:18:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:18:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:18:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:18:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:18:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:18:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:18:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:18:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:18:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:18:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:18:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:18:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:18:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:18:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:18:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:18:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:18:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:18:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:18:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:18:30 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:18:30 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:18:30 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:18:31 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:18:31 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'] 2024-06-05 20:18:32 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:18:21.962474 End time: 2024-06-05 20:18:31.854585 2024-06-05 20:18:32 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:18:32 INFO tclean::::casa ########################################## 2024-06-05 20:18:32 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:18:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:18:32 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) 2024-06-05 20:18:32 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:18:32 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:18:32 2024****** 2024-06-05 20:18:32 INFO ImageFitter::fit+ 2024-06-05 20:18:32 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:18:32 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:18:32 INFO ImageFitter::fit+ --- region: 2024-06-05 20:18:32 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:18:32 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:18:32 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:18:32 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:18:32 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:18:32 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:18:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:18:32 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) 2024-06-05 20:18:32 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000002 +/- 0.000777 arcsec 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- ra: 128.000014 +/- 0.000127 pixels 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- dec: 127.999998 +/- 0.000097 pixels 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:18:32 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:18:32 INFO imstat::::casa ########################################## 2024-06-05 20:18:32 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:18:32 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 ) 2024-06-05 20:18:32 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:18:32 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:18:32 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:18:32 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:18:32 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:18:32 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) 2024-06-05 20:18:32 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:18:32 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:18:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:18:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:18:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:18:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:18:32 INFO imstat:::: Values --- 2024-06-05 20:18:32 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:18:32 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:18:32 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:18:32 INFO imstat:::: -- minimum value [min]: -7.77816e-05 Jy/beam 2024-06-05 20:18:32 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:18:32 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:18:32 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:18:32 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-06-05 20:18:32 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:18:32 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:18:32 INFO imstat:::: Statistics --- 2024-06-05 20:18:32 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:18:32 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:18:32 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:18:32 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:18:32 INFO imstat:::: -- Median of the pixel values [median]: -1.8676e-05 Jy/beam 2024-06-05 20:18:32 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73584e-05 Jy/beam 2024-06-05 20:18:32 INFO imstat:::: -- IQR [quartile]: 3.56038e-05 Jy/beam 2024-06-05 20:18:32 INFO imstat:::: -- First quartile [q1]: -3.45104e-05 Jy/beam 2024-06-05 20:18:32 INFO imstat:::: -- Third quartile [q3]: 1.09331e-06 Jy/beam 2024-06-05 20:18:32 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:18:32 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:18:32 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:18:32 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:18:32 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:18:32 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:18:32 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 2024-06-05 20:18:32 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:18:31.936286 End time: 2024-06-05 20:18:31.966074 2024-06-05 20:18:32 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:18:32 INFO imstat::::casa ########################################## 2024-06-05 20:18:32 INFO phaseshift::::casa ########################################## 2024-06-05 20:18:32 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:18:32 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 39d58m05.8512' ) 2024-06-05 20:18:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:18:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:18:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:18:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:18:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:18:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:18:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:18:32 INFO MSTransformManager::open Select data 2024-06-05 20:18:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:18:34 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39d58m05.8512 successfully parsed 2024-06-05 20:18:34 INFO phaseshift::::casa Shift phase center 2024-06-05 20:18:35 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:18:31.984962 End time: 2024-06-05 20:18:35.365744 2024-06-05 20:18:35 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:18:35 INFO phaseshift::::casa ########################################## 2024-06-05 20:18:35 INFO tclean::::casa ########################################## 2024-06-05 20:18:35 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:18:35 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:18:35 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:18:35 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:18:35 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:18:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:18:36 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:18:36 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:18:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:18:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:18:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:18:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:18:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:18:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:18:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026349 2024-06-05 20:18:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:18:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:18:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:18:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:18:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:18:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:18:38 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:18:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:18:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:18:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:18:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:18:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:18:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:18:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:18:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:18:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:18:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:18:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:18:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:18:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:18:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:18:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:18:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:18:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:18:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:18:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:18:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:18:44 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:18:44 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:18:44 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:18:45 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:18:45 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'] 2024-06-05 20:18:46 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:18:35.430663 End time: 2024-06-05 20:18:46.367650 2024-06-05 20:18:46 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:18:46 INFO tclean::::casa ########################################## 2024-06-05 20:18:46 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:18:46 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:18:46 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:18:46 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:18:46 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:18:46 2024****** 2024-06-05 20:18:46 INFO ImageFitter::fit+ 2024-06-05 20:18:46 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:18:46 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:18:46 INFO ImageFitter::fit+ --- region: 2024-06-05 20:18:46 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:18:46 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:18:46 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:18:46 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:18:46 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:18:46 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:18:46 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:18:46 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:18:46 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:18:46 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:18:46 INFO imstat::::casa ########################################## 2024-06-05 20:18:46 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:18:46 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:18:46 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:18:46 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:18:46 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:18:46 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:18:46 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:18:46 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:18:46 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:18:46 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:18:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:18:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:18:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:18:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:18:46 INFO imstat:::: Values --- 2024-06-05 20:18:46 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:18:46 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:18:46 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:18:46 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-06-05 20:18:46 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:18:46 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:18:46 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:18:46 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:18:46 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:18:46 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:18:46 INFO imstat:::: Statistics --- 2024-06-05 20:18:46 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:18:46 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:18:46 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:18:46 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:18:46 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-06-05 20:18:46 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-06-05 20:18:46 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-06-05 20:18:46 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-06-05 20:18:46 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-06-05 20:18:46 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:18:46 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:18:46 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:18:46 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:18:46 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:18:46 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:18:46 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 2024-06-05 20:18:46 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:18:46.457580 End time: 2024-06-05 20:18:46.487509 2024-06-05 20:18:46 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:18:46 INFO imstat::::casa ########################################## 2024-06-05 20:18:47 INFO phaseshift::::casa ########################################## 2024-06-05 20:18:47 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:18:47 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 02:39:52.3901' ) 2024-06-05 20:18:47 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:18:47 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:18:47 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:18:47 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:18:47 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:18:47 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:18:47 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:18:47 INFO MSTransformManager::open Select data 2024-06-05 20:18:47 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 ".". 2024-06-05 20:18:50 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 02:39:52.3901 successfully parsed 2024-06-05 20:18:50 INFO phaseshift::::casa Shift phase center 2024-06-05 20:18:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:18:46.505318 End time: 2024-06-05 20:18:50.676299 2024-06-05 20:18:51 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:18:51 INFO phaseshift::::casa ########################################## 2024-06-05 20:18:51 INFO tclean::::casa ########################################## 2024-06-05 20:18:51 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:18:51 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 ) 2024-06-05 20:18:51 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:18:51 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:18:51 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:18:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:18:51 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:18:51 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:18:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:18:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:18:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:18:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:18:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:18:52 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:18:52 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02642 2024-06-05 20:18:52 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:18:52 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:18:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:18:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:18:54 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:18:54 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:18:54 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:18:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:18:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:18:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:18:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:18:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:18:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:18:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:18:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:18:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:18:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:18:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:18:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:18:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:18:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:18:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:18:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:18:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:18:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:18:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:18:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:18:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:18:59 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:18:59 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:18:59 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:18:59 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:19:00 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'] 2024-06-05 20:19:01 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:18:50.733579 End time: 2024-06-05 20:19:00.625249 2024-06-05 20:19:01 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:19:01 INFO tclean::::casa ########################################## 2024-06-05 20:19:01 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:19:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:19:01 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) 2024-06-05 20:19:01 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:19:01 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:19:01 2024****** 2024-06-05 20:19:01 INFO ImageFitter::fit+ 2024-06-05 20:19:01 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:19:01 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:19:01 INFO ImageFitter::fit+ --- region: 2024-06-05 20:19:01 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:19:01 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:19:01 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:19:01 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:19:01 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:19:01 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:19:01 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:19:01 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) 2024-06-05 20:19:01 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:19:01 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:19:01 INFO imstat::::casa ########################################## 2024-06-05 20:19:01 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:19:01 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 ) 2024-06-05 20:19:01 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:19:01 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:19:01 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:19:01 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:19:01 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:19:01 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) 2024-06-05 20:19:01 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:19:01 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:19:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:19:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:19:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-06-05 20:19:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-06-05 20:19:01 INFO imstat:::: Values --- 2024-06-05 20:19:01 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:19:01 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:19:01 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:19:01 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam 2024-06-05 20:19:01 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:19:01 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:19:01 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:19:01 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:19:01 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:19:01 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:19:01 INFO imstat:::: Statistics --- 2024-06-05 20:19:01 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:19:01 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:19:01 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:19:01 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:19:01 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam 2024-06-05 20:19:01 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam 2024-06-05 20:19:01 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam 2024-06-05 20:19:01 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam 2024-06-05 20:19:01 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam 2024-06-05 20:19:01 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:19:01 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:19:01 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:19:01 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:19:01 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:19:01 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:19:01 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 2024-06-05 20:19:01 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:19:00.717673 End time: 2024-06-05 20:19:00.748830 2024-06-05 20:19:01 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:19:01 INFO imstat::::casa ########################################## 2024-06-05 20:19:01 INFO phaseshift::::casa ########################################## 2024-06-05 20:19:01 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:19:01 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 39.968292000deg' ) 2024-06-05 20:19:01 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:19:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:19:01 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:19:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:19:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:19:01 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:19:01 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:19:01 INFO MSTransformManager::open Select data 2024-06-05 20:19:01 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:19:03 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39.968292000deg successfully parsed 2024-06-05 20:19:03 INFO phaseshift::::casa Shift phase center 2024-06-05 20:19:04 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:19:00.768367 End time: 2024-06-05 20:19:04.389185 2024-06-05 20:19:04 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:19:04 INFO phaseshift::::casa ########################################## 2024-06-05 20:19:04 INFO tclean::::casa ########################################## 2024-06-05 20:19:04 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:19:04 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:19:04 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:19:04 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:19:04 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:19:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:19:05 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:19:05 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:19:05 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:19:05 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.67 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:19:05 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:19:05 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:19:05 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:19:06 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:19:06 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028758 2024-06-05 20:19:06 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:19:06 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:19:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:19:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:19:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:19:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:19:08 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:19:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:19:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:19:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:19:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:19:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:19:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:19:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:19:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:19:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:19:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:19:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:19:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:19:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:19:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:19:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:19:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:19:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:19:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:19:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:19:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:19:15 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:19:15 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:19:15 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:19:16 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:19:17 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'] 2024-06-05 20:19:18 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:19:04.452804 End time: 2024-06-05 20:19:17.764049 2024-06-05 20:19:18 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:19:18 INFO tclean::::casa ########################################## 2024-06-05 20:19:18 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:19:18 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:19:18 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) 2024-06-05 20:19:18 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:19:18 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:19:18 2024****** 2024-06-05 20:19:18 INFO ImageFitter::fit+ 2024-06-05 20:19:18 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:19:18 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:19:18 INFO ImageFitter::fit+ --- region: 2024-06-05 20:19:18 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:19:18 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:19:18 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:19:18 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:19:18 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:19:18 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:19:18 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:19:18 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) 2024-06-05 20:19:18 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:19:18 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:19:18 INFO imstat::::casa ########################################## 2024-06-05 20:19:18 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:19:18 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 ) 2024-06-05 20:19:18 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:19:18 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:19:18 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:19:18 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:19:18 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:19:18 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) 2024-06-05 20:19:18 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:19:18 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:19:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:19:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:19:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:19:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:19:18 INFO imstat:::: Values --- 2024-06-05 20:19:18 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:19:18 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:19:18 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:19:18 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-06-05 20:19:18 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:19:18 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:19:18 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:19:18 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:19:18 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:19:18 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:19:18 INFO imstat:::: Statistics --- 2024-06-05 20:19:18 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:19:18 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:19:18 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:19:18 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:19:18 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-06-05 20:19:18 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-06-05 20:19:18 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-06-05 20:19:18 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-06-05 20:19:18 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-06-05 20:19:18 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:19:18 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:19:18 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:19:18 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:19:18 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:19:18 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:19:18 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 2024-06-05 20:19:18 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:19:17.842757 End time: 2024-06-05 20:19:17.879633 2024-06-05 20:19:18 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:19:18 INFO imstat::::casa ########################################## 2024-06-05 20:19:18 INFO phaseshift::::casa ########################################## 2024-06-05 20:19:18 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:19:18 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 0.697578292rad' ) 2024-06-05 20:19:18 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:19:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:19:18 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:19:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:19:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:19:18 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:19:18 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:19:18 INFO MSTransformManager::open Select data 2024-06-05 20:19:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:19:20 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 0.697578292rad successfully parsed 2024-06-05 20:19:20 INFO phaseshift::::casa Shift phase center 2024-06-05 20:19:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:19:17.897139 End time: 2024-06-05 20:19:21.553088 2024-06-05 20:19:22 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:19:22 INFO phaseshift::::casa ########################################## 2024-06-05 20:19:22 INFO tclean::::casa ########################################## 2024-06-05 20:19:22 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:19:22 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 ) 2024-06-05 20:19:22 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:19:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:19:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:19:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:19:22 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:19:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:19:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:19:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:19:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:19:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:19:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:19:23 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:19:23 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028122 2024-06-05 20:19:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:19:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:19:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:19:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:19:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:19:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:19:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:19:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:19:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:19:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:19:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:19:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:19:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:19:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:19:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:19:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:19:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:19:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:19:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:19:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:19:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:19:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:19:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:19:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:19:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:19:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:19:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:19:30 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:19:30 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:19:30 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:19:31 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:19:31 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'] 2024-06-05 20:19:32 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:19:21.623861 End time: 2024-06-05 20:19:32.239971 2024-06-05 20:19:32 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:19:32 INFO tclean::::casa ########################################## 2024-06-05 20:19:32 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:19:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:19:32 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) 2024-06-05 20:19:32 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:19:32 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:19:32 2024****** 2024-06-05 20:19:32 INFO ImageFitter::fit+ 2024-06-05 20:19:32 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:19:32 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:19:32 INFO ImageFitter::fit+ --- region: 2024-06-05 20:19:32 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:19:32 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:19:32 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:19:32 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:19:32 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:19:32 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:19:32 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:19:32 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) 2024-06-05 20:19:32 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:19:32 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:19:32 INFO imstat::::casa ########################################## 2024-06-05 20:19:32 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:19:32 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 ) 2024-06-05 20:19:32 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:19:32 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:19:32 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:19:32 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:19:32 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:19:32 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) 2024-06-05 20:19:32 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:19:32 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:19:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:19:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:19:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:19:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:19:32 INFO imstat:::: Values --- 2024-06-05 20:19:32 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:19:32 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:19:32 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:19:32 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam 2024-06-05 20:19:32 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:19:32 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:19:32 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:19:32 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:19:32 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:19:32 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:19:32 INFO imstat:::: Statistics --- 2024-06-05 20:19:32 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:19:32 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:19:32 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:19:32 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:19:32 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam 2024-06-05 20:19:32 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam 2024-06-05 20:19:32 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam 2024-06-05 20:19:32 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam 2024-06-05 20:19:32 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam 2024-06-05 20:19:32 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:19:32 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:19:32 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:19:32 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:19:32 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:19:32 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:19:32 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 2024-06-05 20:19:32 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:19:32.311468 End time: 2024-06-05 20:19:32.350178 2024-06-05 20:19:32 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:19:32 INFO imstat::::casa ########################################## 2024-06-05 20:19:32 INFO phaseshift::::casa ########################################## 2024-06-05 20:19:32 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:19:32 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 39d58m05.8512' ) 2024-06-05 20:19:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:19:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:19:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:19:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:19:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:19:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:19:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:19:32 INFO MSTransformManager::open Select data 2024-06-05 20:19:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:19:35 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39d58m05.8512 successfully parsed 2024-06-05 20:19:35 INFO phaseshift::::casa Shift phase center 2024-06-05 20:19:36 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:19:32.382678 End time: 2024-06-05 20:19:35.815537 2024-06-05 20:19:36 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:19:36 INFO phaseshift::::casa ########################################## 2024-06-05 20:19:36 INFO tclean::::casa ########################################## 2024-06-05 20:19:36 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:19:36 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 ) 2024-06-05 20:19:36 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:19:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:19:36 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:19:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:19:36 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:19:36 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:19:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:19:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:19:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:19:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:19:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:19:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:19:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028231 2024-06-05 20:19:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:19:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:19:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:19:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:19:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:19:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:19:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:19:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:19:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:19:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:19:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:19:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:19:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:19:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:19:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:19:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:19:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:19:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:19:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:19:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:19:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:19:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:19:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:19:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:19:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:19:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:19:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:19:46 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:19:46 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:19:46 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:19:46 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:19:47 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'] 2024-06-05 20:19:48 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:19:35.890651 End time: 2024-06-05 20:19:47.880940 2024-06-05 20:19:48 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:19:48 INFO tclean::::casa ########################################## 2024-06-05 20:19:48 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:19:48 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:19:48 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) 2024-06-05 20:19:48 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:19:48 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:19:48 2024****** 2024-06-05 20:19:48 INFO ImageFitter::fit+ 2024-06-05 20:19:48 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:19:48 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:19:48 INFO ImageFitter::fit+ --- region: 2024-06-05 20:19:48 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:19:48 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:19:48 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:19:48 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:19:48 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:19:48 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:19:48 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:19:48 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) 2024-06-05 20:19:48 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:19:48 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:19:48 INFO imstat::::casa ########################################## 2024-06-05 20:19:48 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:19:48 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 ) 2024-06-05 20:19:48 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:19:48 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:19:48 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:19:48 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:19:48 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:19:48 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) 2024-06-05 20:19:48 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:19:48 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:19:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:19:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:19:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:19:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:19:48 INFO imstat:::: Values --- 2024-06-05 20:19:48 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:19:48 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:19:48 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:19:48 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam 2024-06-05 20:19:48 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:19:48 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:19:48 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:19:48 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-06-05 20:19:48 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:19:48 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:19:48 INFO imstat:::: Statistics --- 2024-06-05 20:19:48 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:19:48 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:19:48 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:19:48 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:19:48 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam 2024-06-05 20:19:48 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam 2024-06-05 20:19:48 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam 2024-06-05 20:19:48 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam 2024-06-05 20:19:48 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam 2024-06-05 20:19:48 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:19:48 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:19:48 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:19:48 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:19:48 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:19:48 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:19:48 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 2024-06-05 20:19:48 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:19:47.964812 End time: 2024-06-05 20:19:47.993362 2024-06-05 20:19:48 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:19:48 INFO imstat::::casa ########################################## 2024-06-05 20:19:48 INFO phaseshift::::casa ########################################## 2024-06-05 20:19:48 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:19:48 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 02:39:52.3901' ) 2024-06-05 20:19:48 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:19:48 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:19:48 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:19:48 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:19:48 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:19:48 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:19:48 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:19:48 INFO MSTransformManager::open Select data 2024-06-05 20:19:48 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 ".". 2024-06-05 20:19:50 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 02:39:52.3901 successfully parsed 2024-06-05 20:19:50 INFO phaseshift::::casa Shift phase center 2024-06-05 20:19:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:19:48.018100 End time: 2024-06-05 20:19:51.055051 2024-06-05 20:19:51 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:19:51 INFO phaseshift::::casa ########################################## 2024-06-05 20:19:51 INFO tclean::::casa ########################################## 2024-06-05 20:19:51 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:19:51 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:19:51 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:19:51 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:19:51 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:19:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:19:51 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:19:51 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:19:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:19:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:19:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:19:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:19:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:19:52 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:19:52 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01498 2024-06-05 20:19:52 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:19:52 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:19:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:19:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:19:58 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:19:58 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:19:58 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:19:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:19:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:19:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:19:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:19:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:20:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:20:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:20:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:20:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:20:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:20:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:20:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:20:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:20:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:20:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:20:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:20:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:20:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:20:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:20:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:20:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:20:04 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:20:04 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:20:04 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:20:05 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:20:06 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'] 2024-06-05 20:20:06 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:19:51.122780 End time: 2024-06-05 20:20:06.346136 2024-06-05 20:20:06 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:20:06 INFO tclean::::casa ########################################## 2024-06-05 20:20:06 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:20:06 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:20:06 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) 2024-06-05 20:20:06 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:20:06 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:20:06 2024****** 2024-06-05 20:20:06 INFO ImageFitter::fit+ 2024-06-05 20:20:06 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:20:06 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:20:06 INFO ImageFitter::fit+ --- region: 2024-06-05 20:20:06 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:20:06 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:20:06 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:20:06 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:20:06 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:20:06 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:20:06 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:20:06 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) 2024-06-05 20:20:06 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- ra: 128.000008 +/- 0.000127 pixels 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:20:06 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:20:06 INFO imstat::::casa ########################################## 2024-06-05 20:20:06 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:20:06 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 ) 2024-06-05 20:20:06 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:20:06 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:20:06 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:20:06 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:20:06 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:20:06 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) 2024-06-05 20:20:06 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:20:06 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:20:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:20:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:20:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-06-05 20:20:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-06-05 20:20:06 INFO imstat:::: Values --- 2024-06-05 20:20:06 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:20:06 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:20:06 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:20:06 INFO imstat:::: -- minimum value [min]: -7.78143e-05 Jy/beam 2024-06-05 20:20:06 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:20:06 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:20:06 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:20:06 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:20:06 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:20:06 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:20:06 INFO imstat:::: Statistics --- 2024-06-05 20:20:06 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:20:06 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:20:06 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:20:06 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:20:06 INFO imstat:::: -- Median of the pixel values [median]: -1.86838e-05 Jy/beam 2024-06-05 20:20:06 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73769e-05 Jy/beam 2024-06-05 20:20:06 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam 2024-06-05 20:20:06 INFO imstat:::: -- First quartile [q1]: -3.45216e-05 Jy/beam 2024-06-05 20:20:06 INFO imstat:::: -- Third quartile [q3]: 1.1124e-06 Jy/beam 2024-06-05 20:20:06 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:20:06 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:20:06 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:20:06 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:20:06 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:20:06 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:20:06 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 2024-06-05 20:20:06 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:20:06.420632 End time: 2024-06-05 20:20:06.448678 2024-06-05 20:20:06 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:20:06 INFO imstat::::casa ########################################## 2024-06-05 20:20:06 INFO phaseshift::::casa ########################################## 2024-06-05 20:20:06 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:20:06 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' ) 2024-06-05 20:20:06 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:20:06 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:20:06 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:20:06 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:20:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:20:07 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:20:07 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:20:07 INFO MSTransformManager::open Select data 2024-06-05 20:20:07 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:20:10 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39.968292000deg successfully parsed 2024-06-05 20:20:10 INFO phaseshift::::casa Shift phase center 2024-06-05 20:20:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:20:06.466429 End time: 2024-06-05 20:20:10.967781 2024-06-05 20:20:11 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:20:11 INFO phaseshift::::casa ########################################## 2024-06-05 20:20:11 INFO tclean::::casa ########################################## 2024-06-05 20:20:11 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:20:11 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 ) 2024-06-05 20:20:11 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:20:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:20:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:20:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:20:11 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:20:11 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:20:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:20:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:20:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:20:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:20:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:20:12 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:20:13 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026341 2024-06-05 20:20:13 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:20:13 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:20:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:20:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:20:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:20:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:20:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:20:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:20:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:20:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:20:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:20:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:20:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:20:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:20:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:20:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:20:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:20:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:20:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:20:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:20:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:20:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:20:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:20:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:20:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:20:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:20:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:20:19 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:20:19 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:20:19 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:20:20 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:20:20 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'] 2024-06-05 20:20:22 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:20:11.031476 End time: 2024-06-05 20:20:21.569765 2024-06-05 20:20:22 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:20:22 INFO tclean::::casa ########################################## 2024-06-05 20:20:22 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:20:22 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:20:22 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) 2024-06-05 20:20:22 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:20:22 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:20:22 2024****** 2024-06-05 20:20:22 INFO ImageFitter::fit+ 2024-06-05 20:20:22 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:20:22 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:20:22 INFO ImageFitter::fit+ --- region: 2024-06-05 20:20:22 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:20:22 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:20:22 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:20:22 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:20:22 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:20:22 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:20:22 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:20:22 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) 2024-06-05 20:20:22 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:20:22 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:20:22 INFO imstat::::casa ########################################## 2024-06-05 20:20:22 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:20:22 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 ) 2024-06-05 20:20:22 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:20:22 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:20:22 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:20:22 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:20:22 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:20:22 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) 2024-06-05 20:20:22 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:20:22 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:20:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:20:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:20:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:20:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:20:22 INFO imstat:::: Values --- 2024-06-05 20:20:22 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:20:22 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:20:22 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:20:22 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam 2024-06-05 20:20:22 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:20:22 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0] 2024-06-05 20:20:22 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:20:22 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz 2024-06-05 20:20:22 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:20:22 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:20:22 INFO imstat:::: Statistics --- 2024-06-05 20:20:22 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:20:22 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:20:22 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:20:22 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:20:22 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam 2024-06-05 20:20:22 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam 2024-06-05 20:20:22 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam 2024-06-05 20:20:22 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam 2024-06-05 20:20:22 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam 2024-06-05 20:20:22 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:20:22 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:20:22 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:20:22 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:20:22 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:20:22 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:20:22 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 2024-06-05 20:20:22 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:20:21.651057 End time: 2024-06-05 20:20:21.688434 2024-06-05 20:20:22 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:20:22 INFO imstat::::casa ########################################## 2024-06-05 20:20:22 INFO phaseshift::::casa ########################################## 2024-06-05 20:20:22 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:20:22 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 0.697578292rad' ) 2024-06-05 20:20:22 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:20:22 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:20:22 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:20:22 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:20:22 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:20:22 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:20:22 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:20:22 INFO MSTransformManager::open Select data 2024-06-05 20:20:22 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:20:24 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 0.697578292rad successfully parsed 2024-06-05 20:20:24 INFO phaseshift::::casa Shift phase center 2024-06-05 20:20:26 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:20:21.729830 End time: 2024-06-05 20:20:26.148443 2024-06-05 20:20:26 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:20:26 INFO phaseshift::::casa ########################################## 2024-06-05 20:20:26 INFO tclean::::casa ########################################## 2024-06-05 20:20:26 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:20:26 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 ) 2024-06-05 20:20:26 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:20:26 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:20:26 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:20:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:20:26 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:20:26 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:20:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:20:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:20:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:20:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:20:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:20:27 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:20:27 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02664 2024-06-05 20:20:27 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:20:27 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:20:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:20:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:20:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:20:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:20:29 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:20:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:20:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:20:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:20:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:20:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:20:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:20:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:20:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:20:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:20:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:20:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:20:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:20:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:20:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:20:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:20:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:20:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:20:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:20:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:20:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:20:36 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:20:36 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:20:36 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:20:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:20:37 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'] 2024-06-05 20:20:39 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:20:26.219375 End time: 2024-06-05 20:20:38.622418 2024-06-05 20:20:39 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:20:39 INFO tclean::::casa ########################################## 2024-06-05 20:20:39 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:20:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:20:39 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) 2024-06-05 20:20:39 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:20:39 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:20:39 2024****** 2024-06-05 20:20:39 INFO ImageFitter::fit+ 2024-06-05 20:20:39 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:20:39 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:20:39 INFO ImageFitter::fit+ --- region: 2024-06-05 20:20:39 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:20:39 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:20:39 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:20:39 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:20:39 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:20:39 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:20:39 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:20:39 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) 2024-06-05 20:20:39 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:20:39 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:20:39 INFO imstat::::casa ########################################## 2024-06-05 20:20:39 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:20:39 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 ) 2024-06-05 20:20:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:20:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:20:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:20:39 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:20:39 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:20:39 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) 2024-06-05 20:20:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:20:39 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:20:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:20:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:20:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:20:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:20:39 INFO imstat:::: Values --- 2024-06-05 20:20:39 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:20:39 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:20:39 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:20:39 INFO imstat:::: -- minimum value [min]: -7.7781e-05 Jy/beam 2024-06-05 20:20:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:20:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:20:39 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:20:39 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:20:39 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:20:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:20:39 INFO imstat:::: Statistics --- 2024-06-05 20:20:39 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:20:39 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:20:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:20:39 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:20:39 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam 2024-06-05 20:20:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73593e-05 Jy/beam 2024-06-05 20:20:39 INFO imstat:::: -- IQR [quartile]: 3.56161e-05 Jy/beam 2024-06-05 20:20:39 INFO imstat:::: -- First quartile [q1]: -3.45125e-05 Jy/beam 2024-06-05 20:20:39 INFO imstat:::: -- Third quartile [q3]: 1.10364e-06 Jy/beam 2024-06-05 20:20:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:20:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:20:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:20:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:20:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:20:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:20:39 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 2024-06-05 20:20:39 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:20:38.710445 End time: 2024-06-05 20:20:38.741303 2024-06-05 20:20:39 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:20:39 INFO imstat::::casa ########################################## 2024-06-05 20:20:39 INFO phaseshift::::casa ########################################## 2024-06-05 20:20:39 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:20:39 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 39d58m05.8512' ) 2024-06-05 20:20:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:20:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:20:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:20:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:20:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:20:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:20:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:20:39 INFO MSTransformManager::open Select data 2024-06-05 20:20:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:20:41 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39d58m05.8512 successfully parsed 2024-06-05 20:20:41 INFO phaseshift::::casa Shift phase center 2024-06-05 20:20:42 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:20:38.759966 End time: 2024-06-05 20:20:42.236702 2024-06-05 20:20:42 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:20:42 INFO phaseshift::::casa ########################################## 2024-06-05 20:20:42 INFO tclean::::casa ########################################## 2024-06-05 20:20:42 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:20:42 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 ) 2024-06-05 20:20:42 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:20:42 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:20:42 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:20:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:20:42 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:20:42 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:20:42 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:20:42 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:20:42 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:20:42 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:20:42 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:20:44 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:20:44 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.026283 2024-06-05 20:20:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:20:44 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:20:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:20:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:20:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:20:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:20:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:20:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:20:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:20:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:20:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:20:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:20:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:20:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:20:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:20:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:20:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:20:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:20:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:20:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:20:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:20:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:20:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:20:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:20:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:20:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:20:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:20:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:20:52 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:20:52 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:20:52 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:20:52 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:20:52 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'] 2024-06-05 20:20:54 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:20:42.307794 End time: 2024-06-05 20:20:53.725185 2024-06-05 20:20:54 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:20:54 INFO tclean::::casa ########################################## 2024-06-05 20:20:54 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:20:54 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:20:54 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) 2024-06-05 20:20:54 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:20:54 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:20:54 2024****** 2024-06-05 20:20:54 INFO ImageFitter::fit+ 2024-06-05 20:20:54 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:20:54 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:20:54 INFO ImageFitter::fit+ --- region: 2024-06-05 20:20:54 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:20:54 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:20:54 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:20:54 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:20:54 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:20:54 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:20:54 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:20:54 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) 2024-06-05 20:20:54 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:20:54 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:20:54 INFO imstat::::casa ########################################## 2024-06-05 20:20:54 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:20:54 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 ) 2024-06-05 20:20:54 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:20:54 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:20:54 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:20:54 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:20:54 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:20:54 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) 2024-06-05 20:20:54 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:20:54 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:20:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:20:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:20:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:20:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:20:54 INFO imstat:::: Values --- 2024-06-05 20:20:54 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:20:54 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:20:54 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:20:54 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-06-05 20:20:54 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:20:54 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:20:54 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:20:54 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:20:54 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:20:54 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:20:54 INFO imstat:::: Statistics --- 2024-06-05 20:20:54 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:20:54 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:20:54 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:20:54 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:20:54 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-06-05 20:20:54 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-06-05 20:20:54 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-06-05 20:20:54 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-06-05 20:20:54 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-06-05 20:20:54 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:20:54 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:20:54 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:20:54 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:20:54 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:20:54 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:20:54 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 2024-06-05 20:20:54 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:20:53.809427 End time: 2024-06-05 20:20:53.846551 2024-06-05 20:20:54 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:20:54 INFO imstat::::casa ########################################## 2024-06-05 20:20:54 INFO phaseshift::::casa ########################################## 2024-06-05 20:20:54 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:20:54 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 298.023551625deg 02:39:52.3901' ) 2024-06-05 20:20:54 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:20:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:20:54 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:20:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:20:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:20:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:20:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:20:54 INFO MSTransformManager::open Select data 2024-06-05 20:20:54 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 ".". 2024-06-05 20:20:57 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 02:39:52.3901 successfully parsed 2024-06-05 20:20:57 INFO phaseshift::::casa Shift phase center 2024-06-05 20:21:00 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:20:53.863558 End time: 2024-06-05 20:20:59.553383 2024-06-05 20:21:00 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:21:00 INFO phaseshift::::casa ########################################## 2024-06-05 20:21:00 INFO tclean::::casa ########################################## 2024-06-05 20:21:00 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:21:00 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:21:00 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:21:00 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:21:00 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:21:00 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:21:00 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:21:00 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:21:00 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:21:00 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:21:00 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:21:00 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:21:00 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:21:01 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:21:01 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024387 2024-06-05 20:21:01 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:21:01 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:21:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:21:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:21:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:21:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:21:04 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:21:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:21:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:21:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:21:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:21:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:21:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:21:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:21:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:21:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:21:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:21:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:21:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:21:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:21:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:21:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:21:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:21:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:21:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:21:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:21:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:21:11 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:21:11 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:21:11 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:21:12 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:21:12 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'] 2024-06-05 20:21:13 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:20:59.621324 End time: 2024-06-05 20:21:13.067186 2024-06-05 20:21:13 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:21:13 INFO tclean::::casa ########################################## 2024-06-05 20:21:13 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:21:13 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:21:13 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) 2024-06-05 20:21:13 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:21:13 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:21:13 2024****** 2024-06-05 20:21:13 INFO ImageFitter::fit+ 2024-06-05 20:21:13 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:21:13 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:21:13 INFO ImageFitter::fit+ --- region: 2024-06-05 20:21:13 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:21:13 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:21:13 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:21:13 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:21:13 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:21:13 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:21:13 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:21:13 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) 2024-06-05 20:21:13 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:21:13 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:21:13 INFO imstat::::casa ########################################## 2024-06-05 20:21:13 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:21:13 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 ) 2024-06-05 20:21:13 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:21:13 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:21:13 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:21:13 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:21:13 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:21:13 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) 2024-06-05 20:21:13 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:21:13 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:21:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:21:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:21:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-06-05 20:21:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-06-05 20:21:13 INFO imstat:::: Values --- 2024-06-05 20:21:13 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:21:13 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:21:13 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:21:13 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam 2024-06-05 20:21:13 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:21:13 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:21:13 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:21:13 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:21:13 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:21:13 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:21:13 INFO imstat:::: Statistics --- 2024-06-05 20:21:13 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:21:13 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:21:13 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:21:13 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:21:13 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam 2024-06-05 20:21:13 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam 2024-06-05 20:21:13 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam 2024-06-05 20:21:13 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam 2024-06-05 20:21:13 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam 2024-06-05 20:21:13 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:21:13 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:21:13 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:21:13 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:21:13 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:21:13 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:21:13 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 2024-06-05 20:21:13 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:21:13.160415 End time: 2024-06-05 20:21:13.202414 2024-06-05 20:21:13 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:21:13 INFO imstat::::casa ########################################## 2024-06-05 20:21:13 INFO phaseshift::::casa ########################################## 2024-06-05 20:21:13 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:21:13 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 39.968292000deg' ) 2024-06-05 20:21:13 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:21:13 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:21:13 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:21:13 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:21:13 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:21:13 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:21:13 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:21:13 INFO MSTransformManager::open Select data 2024-06-05 20:21:13 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:21:15 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39.968292000deg successfully parsed 2024-06-05 20:21:15 INFO phaseshift::::casa Shift phase center 2024-06-05 20:21:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:21:13.220295 End time: 2024-06-05 20:21:16.207676 2024-06-05 20:21:16 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:21:16 INFO phaseshift::::casa ########################################## 2024-06-05 20:21:16 INFO tclean::::casa ########################################## 2024-06-05 20:21:16 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:21:16 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 ) 2024-06-05 20:21:16 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:21:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:21:16 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:21:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:21:16 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:21:16 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:21:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:21:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:21:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:21:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:21:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:21:18 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:21:18 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028481 2024-06-05 20:21:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:21:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:21:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:21:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:21:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:21:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:21:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:21:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:21:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:21:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:21:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:21:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:21:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:21:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:21:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:21:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:21:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:21:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:21:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:21:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:21:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:21:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:21:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:21:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:21:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:21:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:21:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:21:25 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:21:25 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:21:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:21:26 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:21:26 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'] 2024-06-05 20:21:27 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:21:16.269441 End time: 2024-06-05 20:21:27.408168 2024-06-05 20:21:27 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:21:27 INFO tclean::::casa ########################################## 2024-06-05 20:21:27 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:21:27 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:21:27 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) 2024-06-05 20:21:27 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:21:27 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:21:27 2024****** 2024-06-05 20:21:27 INFO ImageFitter::fit+ 2024-06-05 20:21:27 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:21:27 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:21:27 INFO ImageFitter::fit+ --- region: 2024-06-05 20:21:27 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:21:27 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:21:27 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:21:27 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:21:27 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:21:27 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:21:27 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:21:27 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) 2024-06-05 20:21:27 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:21:27 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:21:28 INFO imstat::::casa ########################################## 2024-06-05 20:21:28 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:21:28 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 ) 2024-06-05 20:21:28 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:21:28 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:21:28 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:21:28 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:21:28 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:21:28 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:21:28 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:21:28 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:21:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:21:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:21:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:21:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:21:28 INFO imstat:::: Values --- 2024-06-05 20:21:28 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:21:28 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:21:28 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:21:28 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam 2024-06-05 20:21:28 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:21:28 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:21:28 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:21:28 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:21:28 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:21:28 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:21:28 INFO imstat:::: Statistics --- 2024-06-05 20:21:28 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:21:28 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:21:28 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:21:28 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:21:28 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam 2024-06-05 20:21:28 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam 2024-06-05 20:21:28 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam 2024-06-05 20:21:28 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam 2024-06-05 20:21:28 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam 2024-06-05 20:21:28 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:21:28 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:21:28 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:21:28 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:21:28 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:21:28 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:21:28 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 2024-06-05 20:21:28 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:21:27.500928 End time: 2024-06-05 20:21:27.533781 2024-06-05 20:21:28 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:21:28 INFO imstat::::casa ########################################## 2024-06-05 20:21:28 INFO phaseshift::::casa ########################################## 2024-06-05 20:21:28 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:21:28 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 0.697578292rad' ) 2024-06-05 20:21:28 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:21:28 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:21:28 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:21:28 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:21:28 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:21:28 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:21:28 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:21:28 INFO MSTransformManager::open Select data 2024-06-05 20:21:28 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:21:30 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 0.697578292rad successfully parsed 2024-06-05 20:21:30 INFO phaseshift::::casa Shift phase center 2024-06-05 20:21:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:21:27.552981 End time: 2024-06-05 20:21:31.017246 2024-06-05 20:21:31 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:21:31 INFO phaseshift::::casa ########################################## 2024-06-05 20:21:31 INFO tclean::::casa ########################################## 2024-06-05 20:21:31 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:21:31 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:21:31 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:21:31 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:21:31 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:21:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:21:31 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:21:31 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:21:31 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:21:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:21:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:21:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:21:31 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:21:32 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:21:32 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023524 2024-06-05 20:21:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:21:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:21:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:21:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:21:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:21:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:21:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:21:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:21:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:21:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:21:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:21:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:21:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:21:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:21:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:21:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:21:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:21:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:21:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:21:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:21:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:21:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:21:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:21:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:21:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:21:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:21:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:21:41 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:21:41 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:21:41 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:21:42 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:21:42 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'] 2024-06-05 20:21:44 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:21:31.086828 End time: 2024-06-05 20:21:43.650230 2024-06-05 20:21:44 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:21:44 INFO tclean::::casa ########################################## 2024-06-05 20:21:44 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:21:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:21:44 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) 2024-06-05 20:21:44 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:21:44 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:21:44 2024****** 2024-06-05 20:21:44 INFO ImageFitter::fit+ 2024-06-05 20:21:44 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:21:44 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:21:44 INFO ImageFitter::fit+ --- region: 2024-06-05 20:21:44 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:21:44 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:21:44 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:21:44 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:21:44 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:21:44 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:21:44 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:21:44 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) 2024-06-05 20:21:44 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:21:44 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:21:44 INFO imstat::::casa ########################################## 2024-06-05 20:21:44 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:21:44 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 ) 2024-06-05 20:21:44 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:21:44 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:21:44 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:21:44 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:21:44 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:21:44 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) 2024-06-05 20:21:44 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:21:44 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:21:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:21:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:21:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:21:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:21:44 INFO imstat:::: Values --- 2024-06-05 20:21:44 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:21:44 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:21:44 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:21:44 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam 2024-06-05 20:21:44 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:21:44 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:21:44 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:21:44 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:21:44 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:21:44 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:21:44 INFO imstat:::: Statistics --- 2024-06-05 20:21:44 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:21:44 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:21:44 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:21:44 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:21:44 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam 2024-06-05 20:21:44 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam 2024-06-05 20:21:44 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam 2024-06-05 20:21:44 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam 2024-06-05 20:21:44 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam 2024-06-05 20:21:44 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:21:44 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:21:44 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:21:44 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:21:44 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:21:44 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:21:44 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 2024-06-05 20:21:44 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:21:43.732557 End time: 2024-06-05 20:21:43.761945 2024-06-05 20:21:44 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:21:44 INFO imstat::::casa ########################################## 2024-06-05 20:21:44 INFO phaseshift::::casa ########################################## 2024-06-05 20:21:44 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:21:44 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 39d58m05.8512' ) 2024-06-05 20:21:44 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:21:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:21:44 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:21:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:21:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:21:44 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:21:44 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:21:44 INFO MSTransformManager::open Select data 2024-06-05 20:21:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:21:46 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39d58m05.8512 successfully parsed 2024-06-05 20:21:46 INFO phaseshift::::casa Shift phase center 2024-06-05 20:21:47 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:21:43.779348 End time: 2024-06-05 20:21:47.272636 2024-06-05 20:21:47 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:21:47 INFO phaseshift::::casa ########################################## 2024-06-05 20:21:47 INFO tclean::::casa ########################################## 2024-06-05 20:21:47 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:21:47 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 ) 2024-06-05 20:21:47 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:21:47 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:21:47 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:21:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:21:47 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:21:47 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:21:47 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:21:47 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:21:47 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:21:47 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:21:47 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:21:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:21:49 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021738 2024-06-05 20:21:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:21:49 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:21:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:21:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:21:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:21:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:21:50 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:21:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:21:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:21:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:21:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:21:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:21:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:21:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:21:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:21:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:21:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:21:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:21:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:21:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:21:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:21:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:21:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:21:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:21:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:21:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:21:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:21:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:21:55 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:21:55 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:21:55 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:21:55 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:21:55 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:21:56 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:21:47.339160 End time: 2024-06-05 20:21:55.517278 2024-06-05 20:21:56 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:21:56 INFO tclean::::casa ########################################## 2024-06-05 20:21:56 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:21:56 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:21:56 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:21:56 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:21:56 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:21:56 2024****** 2024-06-05 20:21:56 INFO ImageFitter::fit+ 2024-06-05 20:21:56 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:21:56 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:21:56 INFO ImageFitter::fit+ --- region: 2024-06-05 20:21:56 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:21:56 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:21:56 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:21:56 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:21:56 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:21:56 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:21:56 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:21:56 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:21:56 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:21:56 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:21:56 INFO imstat::::casa ########################################## 2024-06-05 20:21:56 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:21:56 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:21:56 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:21:56 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:21:56 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:21:56 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:21:56 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:21:56 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz) 2024-06-05 20:21:56 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:21:56 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:21:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:21:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:21:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:21:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:21:56 INFO imstat:::: Values --- 2024-06-05 20:21:56 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:21:56 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:21:56 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:21:56 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam 2024-06-05 20:21:56 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:21:56 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:21:56 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:21:56 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:21:56 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:21:56 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:21:56 INFO imstat:::: Statistics --- 2024-06-05 20:21:56 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:21:56 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:21:56 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:21:56 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:21:56 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam 2024-06-05 20:21:56 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam 2024-06-05 20:21:56 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam 2024-06-05 20:21:56 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam 2024-06-05 20:21:56 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam 2024-06-05 20:21:56 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:21:56 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:21:56 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:21:56 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:21:56 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:21:56 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:21:56 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 2024-06-05 20:21:56 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:21:55.591138 End time: 2024-06-05 20:21:55.619989 2024-06-05 20:21:56 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:21:56 INFO imstat::::casa ########################################## 2024-06-05 20:21:56 INFO phaseshift::::casa ########################################## 2024-06-05 20:21:56 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:21:56 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 02:39:52.3901' ) 2024-06-05 20:21:56 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:21:56 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:21:56 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:21:56 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:21:56 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:21:56 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:21:56 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:21:56 INFO MSTransformManager::open Select data 2024-06-05 20:21:56 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 ".". 2024-06-05 20:21:57 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 02:39:52.3901 successfully parsed 2024-06-05 20:21:57 INFO phaseshift::::casa Shift phase center 2024-06-05 20:21:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:21:55.637304 End time: 2024-06-05 20:21:58.398111 2024-06-05 20:21:58 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:21:58 INFO phaseshift::::casa ########################################## 2024-06-05 20:21:58 INFO tclean::::casa ########################################## 2024-06-05 20:21:58 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:21:58 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:21:58 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:21:58 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:21:58 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:21:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:21:59 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:21:59 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:21:59 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:21:59 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:21:59 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:21:59 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:21:59 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:22:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:22:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.028453 2024-06-05 20:22:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:22:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:22:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:22:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:22:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:22:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:22:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:22:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:22:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:22:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:22:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:22:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:22:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:22:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:22:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:22:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:22:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:22:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:22:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:22:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:22:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:22:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:22:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:22:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:22:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:22:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:22:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3 2024-06-05 20:22:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:22:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:22:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:22:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:22:07 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:22:07 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:22:07 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:22:08 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:22:08 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'] 2024-06-05 20:22:10 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:21:58.455608 End time: 2024-06-05 20:22:10.228885 2024-06-05 20:22:10 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:22:10 INFO tclean::::casa ########################################## 2024-06-05 20:22:10 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:22:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:22:10 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:22:10 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:22:10 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:22:10 2024****** 2024-06-05 20:22:10 INFO ImageFitter::fit+ 2024-06-05 20:22:10 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:22:10 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:22:10 INFO ImageFitter::fit+ --- region: 2024-06-05 20:22:10 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:22:10 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:22:10 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:22:10 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:22:10 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:22:10 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:22:10 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:22:10 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997) 2024-06-05 20:22:10 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116885 Jy 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126501 Jy 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:22:10 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:22:10 INFO imstat::::casa ########################################## 2024-06-05 20:22:10 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:22:10 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 ) 2024-06-05 20:22:10 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:22:10 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:22:10 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:22:10 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:22:10 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:22:10 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz) 2024-06-05 20:22:10 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:22:10 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:22:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:22:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:22:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz 2024-06-05 20:22:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz 2024-06-05 20:22:10 INFO imstat:::: Values --- 2024-06-05 20:22:10 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:22:10 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:22:10 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:22:10 INFO imstat:::: -- minimum value [min]: -7.78268e-05 Jy/beam 2024-06-05 20:22:10 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:22:10 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:22:10 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:22:10 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:22:10 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:22:10 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:22:10 INFO imstat:::: Statistics --- 2024-06-05 20:22:10 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:22:10 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:22:10 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:22:10 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:22:10 INFO imstat:::: -- Median of the pixel values [median]: -1.8675e-05 Jy/beam 2024-06-05 20:22:10 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73782e-05 Jy/beam 2024-06-05 20:22:10 INFO imstat:::: -- IQR [quartile]: 3.56598e-05 Jy/beam 2024-06-05 20:22:10 INFO imstat:::: -- First quartile [q1]: -3.45364e-05 Jy/beam 2024-06-05 20:22:10 INFO imstat:::: -- Third quartile [q3]: 1.12335e-06 Jy/beam 2024-06-05 20:22:10 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:22:10 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:22:10 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:22:10 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:22:10 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:22:10 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:22:10 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 2024-06-05 20:22:10 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:22:10.308124 End time: 2024-06-05 20:22:10.337931 2024-06-05 20:22:10 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:22:10 INFO imstat::::casa ########################################## 2024-06-05 20:22:10 INFO phaseshift::::casa ########################################## 2024-06-05 20:22:10 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:22:10 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 39.968292000deg' ) 2024-06-05 20:22:10 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:22:10 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:22:10 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:22:10 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:22:10 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:22:10 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:22:10 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:22:10 INFO MSTransformManager::open Select data 2024-06-05 20:22:10 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:22:14 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39.968292000deg successfully parsed 2024-06-05 20:22:14 INFO phaseshift::::casa Shift phase center 2024-06-05 20:22:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:22:10.355532 End time: 2024-06-05 20:22:15.894486 2024-06-05 20:22:16 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:22:16 INFO phaseshift::::casa ########################################## 2024-06-05 20:22:16 INFO tclean::::casa ########################################## 2024-06-05 20:22:16 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:22:16 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 ) 2024-06-05 20:22:16 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:22:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:22:16 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:22:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:22:16 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:22:16 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:22:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:22:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:22:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:22:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:22:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:22:17 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:22:17 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.027234 2024-06-05 20:22:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:22:17 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:22:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:22:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:22:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:22:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:22:19 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:22:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:22:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:22:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:22:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:22:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:22:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:22:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:22:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:22:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:22:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:22:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:22:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:22:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:22:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:22:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:22:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:22:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:22:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:22:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:22:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:22:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:22:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:22:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:22:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:22:27 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:22:27 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:22:27 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:22:28 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:22:28 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.mask', 'im_post_phaseshift.psf', 'im_post_phaseshift.model', 'im_post_phaseshift.pb', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image'] 2024-06-05 20:22:30 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:22:15.965446 End time: 2024-06-05 20:22:30.385812 2024-06-05 20:22:30 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:22:30 INFO tclean::::casa ########################################## 2024-06-05 20:22:30 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:22:30 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:22:30 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) 2024-06-05 20:22:30 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:22:30 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:22:30 2024****** 2024-06-05 20:22:30 INFO ImageFitter::fit+ 2024-06-05 20:22:30 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:22:30 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:22:30 INFO ImageFitter::fit+ --- region: 2024-06-05 20:22:30 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:22:30 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:22:30 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:22:30 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:22:30 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:22:30 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:22:30 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:22:30 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) 2024-06-05 20:22:30 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:22:30 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:22:30 INFO imstat::::casa ########################################## 2024-06-05 20:22:30 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:22:30 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 ) 2024-06-05 20:22:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:22:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:22:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:22:30 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:22:30 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:22:30 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) 2024-06-05 20:22:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:22:30 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:22:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:22:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:22:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:22:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:22:31 INFO imstat:::: Values --- 2024-06-05 20:22:31 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:22:31 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:22:31 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:22:31 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam 2024-06-05 20:22:31 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:22:31 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:22:31 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:22:31 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:22:31 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:22:31 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:22:31 INFO imstat:::: Statistics --- 2024-06-05 20:22:31 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:22:31 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:22:31 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:22:31 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:22:31 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam 2024-06-05 20:22:31 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam 2024-06-05 20:22:31 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam 2024-06-05 20:22:31 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam 2024-06-05 20:22:31 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam 2024-06-05 20:22:31 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:22:31 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:22:31 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:22:31 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:22:31 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:22:31 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:22:31 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 2024-06-05 20:22:31 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:22:30.468913 End time: 2024-06-05 20:22:30.514058 2024-06-05 20:22:31 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:22:31 INFO imstat::::casa ########################################## 2024-06-05 20:22:31 INFO phaseshift::::casa ########################################## 2024-06-05 20:22:31 INFO phaseshift::::casa ##### Begin Task: phaseshift ##### 2024-06-05 20:22:31 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 0.697578292rad' ) 2024-06-05 20:22:31 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms 2024-06-05 20:22:31 INFO MSTransformManager::parseMsSpecParams Data column is ALL 2024-06-05 20:22:31 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms 2024-06-05 20:22:31 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle 2024-06-05 20:22:31 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column 2024-06-05 20:22:31 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column 2024-06-05 20:22:31 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column 2024-06-05 20:22:31 INFO MSTransformManager::open Select data 2024-06-05 20:22:31 INFO MSTransformManager::createOutputMSStructure Create output MS structure 2024-06-05 20:22:33 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 0.697578292rad successfully parsed 2024-06-05 20:22:33 INFO phaseshift::::casa Shift phase center 2024-06-05 20:22:34 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-06-05 20:22:30.542010 End time: 2024-06-05 20:22:34.237014 2024-06-05 20:22:34 INFO phaseshift::::casa ##### End Task: phaseshift ##### 2024-06-05 20:22:34 INFO phaseshift::::casa ########################################## 2024-06-05 20:22:34 INFO tclean::::casa ########################################## 2024-06-05 20:22:34 INFO tclean::::casa ##### Begin Task: tclean ##### 2024-06-05 20:22:34 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False ) 2024-06-05 20:22:34 INFO tclean::::casa Verifying Input Parameters 2024-06-05 20:22:34 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode] 2024-06-05 20:22:34 INFO SynthesisImagerVi2::selectData NRows selected : 6318 2024-06-05 20:22:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] : 2024-06-05 20:22:34 INFO SynthesisImagerVi2::defineImage Impars: start 2024-06-05 20:22:34 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08] 2024-06-05 20:22:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft 2024-06-05 20:22:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 47.66 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1. 2024-06-05 20:22:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting 2024-06-05 20:22:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom 2024-06-05 20:22:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF --------------------------------------------- 2024-06-05 20:22:35 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601 2024-06-05 20:22:35 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024344 2024-06-05 20:22:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:22:36 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s) 2024-06-05 20:22:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 ------------------------------------- 2024-06-05 20:22:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:22:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image 2024-06-05 20:22:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ] 2024-06-05 20:22:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5 2024-06-05 20:22:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:22:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3 2024-06-05 20:22:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold. 2024-06-05 20:22:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations. 2024-06-05 20:22:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 ------------------------------------- 2024-06-05 20:22:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239 2024-06-05 20:22:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:22:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3 2024-06-05 20:22:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold. 2024-06-05 20:22:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations. 2024-06-05 20:22:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 ------------------------------------- 2024-06-05 20:22:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054 2024-06-05 20:22:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:22:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3 2024-06-05 20:22:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold. 2024-06-05 20:22:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations. 2024-06-05 20:22:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 ------------------------------------- 2024-06-05 20:22:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203 2024-06-05 20:22:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False} 2024-06-05 20:22:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3 2024-06-05 20:22:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter. 2024-06-05 20:22:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations. 2024-06-05 20:22:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 ------------------------------------- 2024-06-05 20:22:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238 2024-06-05 20:22:49 INFO tclean::::casa Reached global stopping criterion : iteration limit 2024-06-05 20:22:49 INFO tclean::::casa getSummary call: fullsummary=False 2024-06-05 20:22:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image. 2024-06-05 20:22:51 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg 2024-06-05 20:22:51 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'] 2024-06-05 20:22:52 INFO tclean::::casa Task tclean complete. Start time: 2024-06-05 20:22:34.292954 End time: 2024-06-05 20:22:52.449406 2024-06-05 20:22:52 INFO tclean::::casa ##### End Task: tclean ##### 2024-06-05 20:22:52 INFO tclean::::casa ########################################## 2024-06-05 20:22:52 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian. 2024-06-05 20:22:52 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:22:52 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz) 2024-06-05 20:22:52 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM 2024-06-05 20:22:52 INFO ImageFitter::fit ****** Fit performed at Wed Jun 5 20:22:52 2024****** 2024-06-05 20:22:52 INFO ImageFitter::fit+ 2024-06-05 20:22:52 INFO ImageFitter::fit+ Input parameters --- 2024-06-05 20:22:52 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image 2024-06-05 20:22:52 INFO ImageFitter::fit+ --- region: 2024-06-05 20:22:52 INFO ImageFitter::fit+ --- channel: 0 2024-06-05 20:22:52 INFO ImageFitter::fit+ --- stokes: I 2024-06-05 20:22:52 INFO ImageFitter::fit+ --- mask: 2024-06-05 20:22:52 INFO ImageFitter::fit+ --- include pixel range: [] 2024-06-05 20:22:52 INFO ImageFitter::fit+ --- exclude pixel range: [] 2024-06-05 20:22:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations. 2024-06-05 20:22:53 INFO ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:22:53 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) 2024-06-05 20:22:53 INFO ImageMaskAttacher::makeMask Created mask `mask0' 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit) 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ Position --- 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle) 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) --- 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ Clean beam size --- 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) --- 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ Flux --- 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- Polarization: I 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ Spectrum --- 2024-06-05 20:22:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm) 2024-06-05 20:22:53 INFO imstat::::casa ########################################## 2024-06-05 20:22:53 INFO imstat::::casa ##### Begin Task: imstat ##### 2024-06-05 20:22:53 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 ) 2024-06-05 20:22:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane. 2024-06-05 20:22:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels. 2024-06-05 20:22:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL 2024-06-05 20:22:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image 2024-06-05 20:22:53 INFO imstat::ImageRegion::fromRecord Selected bounding box : 2024-06-05 20:22:53 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) 2024-06-05 20:22:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm 2024-06-05 20:22:53 INFO imstat::ImageStatsCalculator::_logStartup Regions --- 2024-06-05 20:22:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0] 2024-06-05 20:22:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0] 2024-06-05 20:22:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz 2024-06-05 20:22:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz 2024-06-05 20:22:53 INFO imstat:::: Values --- 2024-06-05 20:22:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy 2024-06-05 20:22:53 INFO imstat:::: -- number of points [npts]: 65536 2024-06-05 20:22:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam 2024-06-05 20:22:53 INFO imstat:::: -- minimum value [min]: -7.77956e-05 Jy/beam 2024-06-05 20:22:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0] 2024-06-05 20:22:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0] 2024-06-05 20:22:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz 2024-06-05 20:22:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz 2024-06-05 20:22:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam 2024-06-05 20:22:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam 2024-06-05 20:22:53 INFO imstat:::: Statistics --- 2024-06-05 20:22:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam 2024-06-05 20:22:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam 2024-06-05 20:22:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam 2024-06-05 20:22:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam 2024-06-05 20:22:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86648e-05 Jy/beam 2024-06-05 20:22:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73536e-05 Jy/beam 2024-06-05 20:22:53 INFO imstat:::: -- IQR [quartile]: 3.5639e-05 Jy/beam 2024-06-05 20:22:53 INFO imstat:::: -- First quartile [q1]: -3.45152e-05 Jy/beam 2024-06-05 20:22:53 INFO imstat:::: -- Third quartile [q3]: 1.12373e-06 Jy/beam 2024-06-05 20:22:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam 2024-06-05 20:22:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam 2024-06-05 20:22:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam 2024-06-05 20:22:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam 2024-06-05 20:22:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam 2024-06-05 20:22:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum 2024-06-05 20:22:53 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 2024-06-05 20:22:53 INFO imstat::::casa Task imstat complete. Start time: 2024-06-05 20:22:52.530727 End time: 2024-06-05 20:22:52.570880 2024-06-05 20:22:53 INFO imstat::::casa ##### End Task: imstat ##### 2024-06-05 20:22:53 INFO imstat::::casa ########################################## Using matplotlib backend: agg CASA 6.6.1.14a14360.dev2 -- Common Astronomy Software Applications [6.6.1.14a14360.dev2] Image value at source locations Original MS : {'unit': 'Jy/beam', 'value': 1.0387226343154907} and {'unit': 'Jy/beam', 'value': 5.590171813964844} Phase shifted MS : {'unit': 'Jy/beam', 'value': 1.038696050643921} and {'unit': 'Jy/beam', 'value': 5.589254856109619} Running tests... ---------------------------------------------------------------------- FF...F.F..... ====================================================================== ERROR [5.863s]: test_arraySelect (__main__.phaseshift_test) Check the array selection parameter ---------------------------------------------------------------------- Traceback (most recent call last): File "/home/casatest/casa6/casatasks/tests/casashell_tests/test_task_phaseshift_casashell.py", line 160, in test_arraySelect phaseshift( AssertionError: RuntimeError not raised : specified array incorrectly found ====================================================================== ERROR [34.612s]: test_datacolumn (__main__.phaseshift_test) Check that this parameter selects which datacolumns to write ---------------------------------------------------------------------- Traceback (most recent call last): File "/home/casatest/casa6/casatasks/tests/casashell_tests/test_task_phaseshift_casashell.py", line 227, in test_datacolumn phaseshift( AssertionError: RuntimeError not raised : Data column incorrectly present ====================================================================== ERROR [1.008s]: test_observationSelect (__main__.phaseshift_test) Check the observation selection parameter ---------------------------------------------------------------------- Traceback (most recent call last): File "/home/casatest/casa6/casatasks/tests/casashell_tests/test_task_phaseshift_casashell.py", line 182, in test_observationSelect phaseshift( AssertionError: RuntimeError not raised : Observation not out of range ====================================================================== ERROR [0.989s]: test_phasecenter (__main__.phaseshift_test) Check that this parameter sets the sky coordinates of the new ---------------------------------------------------------------------- Traceback (most recent call last): File "/home/casatest/casa6/casatasks/tests/casashell_tests/test_task_phaseshift_casashell.py", line 239, in test_phasecenter phaseshift( AssertionError: ValueError not raised : Empty phasecenter param incorrectly runs ---------------------------------------------------------------------- Ran 13 tests in 1311.129s FAILED (errors=4) Generating XML reports... CASA exits with a non-zero status : system exit called