2023-11-04 08:43:31 INFO ::casa Using configuration file ~/.casa/config.py
2023-11-04 08:43:31 INFO ::casa
2023-11-04 08:43:31 INFO ::casa Checking Measures tables in data repository sub-directory /wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casadata/__data__/geodetic
2023-11-04 08:43:31 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2023/10/06/15:00, 2023/09/06/00:00:00
2023-11-04 08:43:31 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2023/10/06/15:00, 2023/09/06/00:00:00
2023-11-04 08:43:31 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2023/10/29/15:00, 2024/01/27/00:00:00
2023-11-04 08:43:31 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2023/10/13/15:00, 2017/01/01/00:00:00
2023-11-04 08:43:37 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:37 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:43:37 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' )
2023-11-04 08:43:37 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2023-11-04 08:43:37 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:43:37 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2023-11-04 08:43:37 INFO MSTransformManager::parseDataSelParams array selection is 1
2023-11-04 08:43:37 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:43:37 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:43:37 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [1]
2023-11-04 08:43:37 INFO MSTransformManager::open Select data
2023-11-04 08:43:37 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:43:37 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows.
2023-11-04 08:43:37 INFO name:: No table opened.
2023-11-04 08:43:37 INFO name:: No table opened.
2023-11-04 08:43:37 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows.
2023-11-04 08:43:37 INFO phaseshift::::casa Traceback (most recent call last):
2023-11-04 08:43:37 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift
2023-11-04 08:43:37 INFO phaseshift::::casa+ mtlocal.open()
2023-11-04 08:43:37 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open
2023-11-04 08:43:37 INFO phaseshift::::casa+ return self._swigobj.open()
2023-11-04 08:43:37 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open
2023-11-04 08:43:37 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self)
2023-11-04 08:43:37 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows.
2023-11-04 08:43:37 INFO phaseshift::::casa+
2023-11-04 08:43:37 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred:
2023-11-04 08:43:37 INFO phaseshift::::casa+
2023-11-04 08:43:37 INFO phaseshift::::casa+ Traceback (most recent call last):
2023-11-04 08:43:37 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__
2023-11-04 08:43:37 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'] )
2023-11-04 08:43:37 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift
2023-11-04 08:43:37 INFO phaseshift::::casa+ raise RuntimeError(str(instance))
2023-11-04 08:43:37 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows.
2023-11-04 08:43:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:43:36.911442 End time: 2023-11-04 08:43:36.972740
2023-11-04 08:43:37 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:43:37 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:37 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:37 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:43:37 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='0', observation='', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' )
2023-11-04 08:43:37 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2023-11-04 08:43:37 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:43:37 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2023-11-04 08:43:37 INFO MSTransformManager::parseDataSelParams array selection is 0
2023-11-04 08:43:37 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:43:37 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:43:37 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [0]
2023-11-04 08:43:37 INFO MSTransformManager::open Select data
2023-11-04 08:43:37 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:43:38 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas
2023-11-04 08:43:38 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune
2023-11-04 08:43:39 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed
2023-11-04 08:43:39 INFO phaseshift::::casa Shift phase center
2023-11-04 08:43:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:43:36.974061 End time: 2023-11-04 08:43:38.746513
2023-11-04 08:43:39 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:43:39 INFO phaseshift::::casa ##########################################
.2023-11-04 08:43:40 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:40 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:43:40 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' )
2023-11-04 08:43:40 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2023-11-04 08:43:40 INFO MSTransformManager::parseMsSpecParams Data column is MODEL
2023-11-04 08:43:40 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2023-11-04 08:43:40 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:43:40 WARN MSTransformManager::checkDataColumnsToFill MODEL_DATA column requested but not available in input MS
2023-11-04 08:43:40 INFO MSTransformManager::open Select data
2023-11-04 08:43:40 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:43:40 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).
2023-11-04 08:43:40 INFO name:: No table opened.
2023-11-04 08:43:40 INFO name:: No table opened.
2023-11-04 08:43:40 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).
2023-11-04 08:43:40 INFO phaseshift::::casa Traceback (most recent call last):
2023-11-04 08:43:40 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift
2023-11-04 08:43:40 INFO phaseshift::::casa+ mtlocal.open()
2023-11-04 08:43:40 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open
2023-11-04 08:43:40 INFO phaseshift::::casa+ return self._swigobj.open()
2023-11-04 08:43:40 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open
2023-11-04 08:43:40 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self)
2023-11-04 08:43:40 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).
2023-11-04 08:43:40 INFO phaseshift::::casa+
2023-11-04 08:43:40 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred:
2023-11-04 08:43:40 INFO phaseshift::::casa+
2023-11-04 08:43:40 INFO phaseshift::::casa+ Traceback (most recent call last):
2023-11-04 08:43:40 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__
2023-11-04 08:43:40 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'] )
2023-11-04 08:43:40 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift
2023-11-04 08:43:40 INFO phaseshift::::casa+ raise RuntimeError(str(instance))
2023-11-04 08:43:40 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).
2023-11-04 08:43:40 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:43:39.819584 End time: 2023-11-04 08:43:39.848369
2023-11-04 08:43:40 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:43:40 INFO phaseshift::::casa ##########################################
.2023-11-04 08:43:41 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:41 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:43:41 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' )
2023-11-04 08:43:41 INFO MSTransformManager::parseMsSpecParams Input file name is Itziar_copy.ms
2023-11-04 08:43:41 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:43:41 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2023-11-04 08:43:41 INFO MSTransformManager::parseDataSelParams field selection is 2
2023-11-04 08:43:41 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:43:41 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:43:41 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:43:41 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:43:41 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [2]
2023-11-04 08:43:41 INFO MSTransformManager::open Select data
2023-11-04 08:43:41 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:43:41 INFO MSTransformDataHandler::makeSelection 6125 out of 245000 rows are going to be considered due to the selection criteria.
2023-11-04 08:43:41 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 00h00m01 -29d55m40 successfully parsed
2023-11-04 08:43:41 INFO phaseshift::::casa Shift phase center
2023-11-04 08:43:41 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:43:40.685841 End time: 2023-11-04 08:43:41.116537
2023-11-04 08:43:41 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:43:41 INFO phaseshift::::casa ##########################################
.2023-11-04 08:43:42 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:42 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:43:42 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' )
2023-11-04 08:43:42 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2023-11-04 08:43:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:43:42 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2023-11-04 08:43:42 INFO MSTransformManager::parseDataSelParams scan intent selection is *FLUX*
2023-11-04 08:43:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:43:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:43:42 INFO MSTransformManager::initDataSelectionParams Selected Scans Intents Ids are [12]
2023-11-04 08:43:42 INFO MSTransformManager::open Select data
2023-11-04 08:43:42 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:43:42 INFO MSTransformDataHandler::makeSelection 570 out of 6270 rows are going to be considered due to the selection criteria.
2023-11-04 08:43:43 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas
2023-11-04 08:43:43 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune
2023-11-04 08:43:43 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed
2023-11-04 08:43:43 INFO phaseshift::::casa Shift phase center
2023-11-04 08:43:44 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:43:42.082502 End time: 2023-11-04 08:43:43.564040
2023-11-04 08:43:44 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:43:44 INFO phaseshift::::casa ##########################################
.2023-11-04 08:43:45 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:45 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:43:45 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' )
2023-11-04 08:43:45 INFO MSTransformManager::parseMsSpecParams Input file name is mms_copy.mms
2023-11-04 08:43:45 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:43:45 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2023-11-04 08:43:45 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:43:45 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:43:45 INFO MSTransformManager::open Select data
2023-11-04 08:43:45 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:43:45 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 05h30m48 13d31m48 successfully parsed
2023-11-04 08:43:45 INFO phaseshift::::casa Shift phase center
2023-11-04 08:43:45 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:43:44.626866 End time: 2023-11-04 08:43:45.387056
2023-11-04 08:43:45 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:43:45 INFO phaseshift::::casa ##########################################
.2023-11-04 08:43:46 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:46 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:43:46 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' )
2023-11-04 08:43:46 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2023-11-04 08:43:46 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:43:46 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2023-11-04 08:43:46 INFO MSTransformManager::parseDataSelParams observation selection is 1
2023-11-04 08:43:46 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:43:46 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:43:46 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are []
2023-11-04 08:43:46 INFO MSTransformManager::open Select data
2023-11-04 08:43:46 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:43:46 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows.
2023-11-04 08:43:46 INFO name:: No table opened.
2023-11-04 08:43:46 INFO name:: No table opened.
2023-11-04 08:43:46 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows.
2023-11-04 08:43:46 INFO phaseshift::::casa Traceback (most recent call last):
2023-11-04 08:43:46 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift
2023-11-04 08:43:46 INFO phaseshift::::casa+ mtlocal.open()
2023-11-04 08:43:46 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open
2023-11-04 08:43:46 INFO phaseshift::::casa+ return self._swigobj.open()
2023-11-04 08:43:46 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open
2023-11-04 08:43:46 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self)
2023-11-04 08:43:46 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows.
2023-11-04 08:43:46 INFO phaseshift::::casa+
2023-11-04 08:43:46 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred:
2023-11-04 08:43:46 INFO phaseshift::::casa+
2023-11-04 08:43:46 INFO phaseshift::::casa+ Traceback (most recent call last):
2023-11-04 08:43:46 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__
2023-11-04 08:43:46 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'] )
2023-11-04 08:43:46 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift
2023-11-04 08:43:46 INFO phaseshift::::casa+ raise RuntimeError(str(instance))
2023-11-04 08:43:46 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows.
2023-11-04 08:43:46 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:43:46.455657 End time: 2023-11-04 08:43:46.491424
2023-11-04 08:43:46 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:43:46 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:46 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:46 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:43:46 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='0', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' )
2023-11-04 08:43:47 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2023-11-04 08:43:47 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:43:47 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2023-11-04 08:43:47 INFO MSTransformManager::parseDataSelParams observation selection is 0
2023-11-04 08:43:47 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:43:47 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:43:47 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are [0]
2023-11-04 08:43:47 INFO MSTransformManager::open Select data
2023-11-04 08:43:47 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:43:47 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas
2023-11-04 08:43:47 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune
2023-11-04 08:43:48 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed
2023-11-04 08:43:48 INFO phaseshift::::casa Shift phase center
2023-11-04 08:43:48 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:43:46.492549 End time: 2023-11-04 08:43:48.072085
2023-11-04 08:43:48 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:43:48 INFO phaseshift::::casa ##########################################
.2023-11-04 08:43:49 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:49 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:43:49 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' )
2023-11-04 08:43:49 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms
2023-11-04 08:43:49 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:43:49 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2023-11-04 08:43:49 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:43:49 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:43:49 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:43:49 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:43:49 INFO MSTransformManager::open Select data
2023-11-04 08:43:49 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:43:49 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed
2023-11-04 08:43:49 INFO phaseshift::::casa Shift phase center
2023-11-04 08:43:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:43:49.139487 End time: 2023-11-04 08:43:50.647163
2023-11-04 08:43:51 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:43:51 INFO phaseshift::::casa ##########################################
.2023-11-04 08:43:52 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:52 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:43:52 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='' )
2023-11-04 08:43:52 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: phasecenter parameter must be specified
2023-11-04 08:43:52 INFO phaseshift::::casa Traceback (most recent call last):
2023-11-04 08:43:52 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__
2023-11-04 08:43:52 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'] )
2023-11-04 08:43:52 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14200-7-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 30, in phaseshift
2023-11-04 08:43:52 INFO phaseshift::::casa+ raise ValueError('phasecenter parameter must be specified')
2023-11-04 08:43:52 INFO phaseshift::::casa+ ValueError: phasecenter parameter must be specified
2023-11-04 08:43:52 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:43:51.548111 End time: 2023-11-04 08:43:51.548852
2023-11-04 08:43:52 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:43:52 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:52 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:52 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:43:52 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 00h06m14 -08d23m35' )
2023-11-04 08:43:52 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2023-11-04 08:43:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:43:52 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2023-11-04 08:43:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:43:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:43:52 INFO MSTransformManager::open Select data
2023-11-04 08:43:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:43:52 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas
2023-11-04 08:43:52 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune
2023-11-04 08:43:53 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -08d23m35 successfully parsed
2023-11-04 08:43:53 INFO phaseshift::::casa Shift phase center
2023-11-04 08:43:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:43:51.549844 End time: 2023-11-04 08:43:53.009918
2023-11-04 08:43:53 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:43:53 INFO phaseshift::::casa ##########################################
.2023-11-04 08:43:54 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:54 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:43:54 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' )
2023-11-04 08:43:54 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms
2023-11-04 08:43:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:43:54 INFO MSTransformManager::parseMsSpecParams Output file name is post_phaseshift.ms
2023-11-04 08:43:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:43:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:43:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:43:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:43:54 INFO MSTransformManager::open Select data
2023-11-04 08:43:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:43:54 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed
2023-11-04 08:43:54 INFO phaseshift::::casa Shift phase center
2023-11-04 08:43:56 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:43:54.047442 End time: 2023-11-04 08:43:55.581744
2023-11-04 08:43:56 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:43:56 INFO phaseshift::::casa ##########################################
2023-11-04 08:43:56 INFO tclean::::casa ##########################################
2023-11-04 08:43:56 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:43:56 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:43:56 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:43:56 INFO SynthesisImagerVi2::selectData MS : datacopy.ms | [Opened in readonly mode]
2023-11-04 08:43:56 INFO SynthesisImagerVi2::selectData NRows selected : 63180
2023-11-04 08:43:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] :
2023-11-04 08:43:56 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:43:56 INFO SynthesisImagerVi2::defineImage Shape : [2048, 2048, 1, 1]Spectral : [1.49998e+09] at [0] with increment [1.99998e+09]
2023-11-04 08:43:56 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_pre] with ftmachine : wprojectft
2023-11-04 08:43:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.96 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:43:56 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:43:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_pre] : hogbom
2023-11-04 08:43:56 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:43:56 INFO WPConvFunc::findConvFunction W projection using 128 planes
2023-11-04 08:43:56 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths)
2023-11-04 08:43:56 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m)
2023-11-04 08:43:56 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel
2023-11-04 08:44:34 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
2023-11-04 08:44:34 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB
2023-11-04 08:44:37 INFO SIImageStore::calcSensitivity [im2_pre] Theoretical sensitivity (Jy/bm):0.00204403
2023-11-04 08:44:37 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.086199
2023-11-04 08:44:37 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg
2023-11-04 08:44:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:44:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:44:40 INFO task_tclean::SDAlgorithmBase::restore [im2_pre] : Restoring model image.
2023-11-04 08:44:40 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2265) Restoring with an empty model image. Only residuals will be processed to form the output restored image.
2023-11-04 08:44:40 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg
2023-11-04 08:44:40 INFO tclean::::casa Searching for images with prefix 'im2_pre'... Found these, writing history into them: ['im2_pre.residual', 'im2_pre.psf', 'im2_pre.sumwt', 'im2_pre.model', 'im2_pre.image', 'im2_pre.pb']
2023-11-04 08:44:40 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:43:55.678196 End time: 2023-11-04 08:44:40.261713
2023-11-04 08:44:40 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:44:40 INFO tclean::::casa ##########################################
2023-11-04 08:44:40 INFO tclean::::casa ##########################################
2023-11-04 08:44:40 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:44:40 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:44:40 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:44:40 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode]
2023-11-04 08:44:40 INFO SynthesisImagerVi2::selectData NRows selected : 63180
2023-11-04 08:44:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] :
2023-11-04 08:44:41 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:44:41 INFO SynthesisImagerVi2::defineImage Shape : [2048, 2048, 1, 1]Spectral : [1.49998e+09] at [0] with increment [1.99998e+09]
2023-11-04 08:44:41 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift] with ftmachine : wprojectft
2023-11-04 08:44:41 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.96 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:44:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:44:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift] : hogbom
2023-11-04 08:44:41 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:44:41 INFO WPConvFunc::findConvFunction W projection using 128 planes
2023-11-04 08:44:41 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths)
2023-11-04 08:44:41 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m)
2023-11-04 08:44:41 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel
2023-11-04 08:45:17 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
2023-11-04 08:45:17 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB
2023-11-04 08:45:20 INFO SIImageStore::calcSensitivity [im2_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00204403
2023-11-04 08:45:20 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.069017
2023-11-04 08:45:20 INFO SIImageStore::printBeamSet Beam : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg
2023-11-04 08:45:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:45:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:45:23 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift] : Restoring model image.
2023-11-04 08:45:23 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2265) Restoring with an empty model image. Only residuals will be processed to form the output restored image.
2023-11-04 08:45:24 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg
2023-11-04 08:45:24 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift'... Found these, writing history into them: ['im2_post_phaseshift.pb', 'im2_post_phaseshift.image', 'im2_post_phaseshift.psf', 'im2_post_phaseshift.model', 'im2_post_phaseshift.residual', 'im2_post_phaseshift.sumwt']
2023-11-04 08:45:24 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:44:40.317124 End time: 2023-11-04 08:45:23.669550
2023-11-04 08:45:24 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:45:24 INFO tclean::::casa ##########################################
2023-11-04 08:45:24 INFO tclean::::casa ##########################################
2023-11-04 08:45:24 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:45:24 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:45:24 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:45:24 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode]
2023-11-04 08:45:24 INFO SynthesisImagerVi2::selectData NRows selected : 63180
2023-11-04 08:45:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] :
2023-11-04 08:45:24 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:45:24 INFO SynthesisImagerVi2::defineImage Shape : [2048, 2048, 1, 1]Spectral : [1.49998e+09] at [0] with increment [1.99998e+09]
2023-11-04 08:45:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift_tclean_phasecenter] with ftmachine : wprojectft
2023-11-04 08:45:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.96 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:45:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:45:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift_tclean_phasecenter] : hogbom
2023-11-04 08:45:24 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:45:24 INFO WPConvFunc::findConvFunction W projection using 128 planes
2023-11-04 08:45:24 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths)
2023-11-04 08:45:24 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m)
2023-11-04 08:45:24 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel
2023-11-04 08:46:00 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
2023-11-04 08:46:00 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB
2023-11-04 08:46:03 INFO SIImageStore::calcSensitivity [im2_post_phaseshift_tclean_phasecenter] Theoretical sensitivity (Jy/bm):0.00204403
2023-11-04 08:46:03 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.069946
2023-11-04 08:46:03 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg
2023-11-04 08:46:03 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:46:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:46:06 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift_tclean_phasecenter] : Restoring model image.
2023-11-04 08:46:06 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2265) Restoring with an empty model image. Only residuals will be processed to form the output restored image.
2023-11-04 08:46:06 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg
2023-11-04 08:46:06 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift_tclean_phasecenter'... Found these, writing history into them: ['im2_post_phaseshift_tclean_phasecenter.pb', 'im2_post_phaseshift_tclean_phasecenter.image', 'im2_post_phaseshift_tclean_phasecenter.residual', 'im2_post_phaseshift_tclean_phasecenter.model', 'im2_post_phaseshift_tclean_phasecenter.sumwt', 'im2_post_phaseshift_tclean_phasecenter.psf']
2023-11-04 08:46:06 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:45:23.713997 End time: 2023-11-04 08:46:06.249901
2023-11-04 08:46:06 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:46:06 INFO tclean::::casa ##########################################
.2023-11-04 08:46:07 INFO phaseshift::::casa ##########################################
2023-11-04 08:46:07 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:46:07 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' )
2023-11-04 08:46:07 INFO MSTransformManager::parseMsSpecParams Input file name is ngc_copy.ms
2023-11-04 08:46:07 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:46:07 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2023-11-04 08:46:07 INFO MSTransformManager::parseDataSelParams spw selection is 1
2023-11-04 08:46:07 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:46:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:46:07 INFO MSTransformManager::initDataSelectionParams Selected SPWs Ids are Axis Lengths: [1, 4] (NB: Matrix in Row/Column order)
2023-11-04 08:46:07 INFO MSTransformManager::initDataSelectionParams+ [1, 0, 4, 1]
2023-11-04 08:46:07 INFO MSTransformManager::open Select data
2023-11-04 08:46:07 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:46:07 INFO MSTransformDataHandler::makeSelection 13338 out of 26676 rows are going to be considered due to the selection criteria.
2023-11-04 08:46:08 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 23h11m54 61d10m54 successfully parsed
2023-11-04 08:46:08 INFO phaseshift::::casa Shift phase center
2023-11-04 08:46:08 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:46:07.414878 End time: 2023-11-04 08:46:07.901651
2023-11-04 08:46:08 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:46:08 INFO phaseshift::::casa ##########################################
.2023-11-04 08:46:09 INFO phaseshift::::casa ##########################################
2023-11-04 08:46:09 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:46:09 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' )
2023-11-04 08:46:09 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms
2023-11-04 08:46:09 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:46:09 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2023-11-04 08:46:09 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:46:09 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:46:09 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:46:09 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:46:09 INFO MSTransformManager::open Select data
2023-11-04 08:46:09 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:46:09 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed
2023-11-04 08:46:09 INFO phaseshift::::casa Shift phase center
2023-11-04 08:46:10 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:46:08.817345 End time: 2023-11-04 08:46:10.346123
2023-11-04 08:46:10 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:46:10 INFO phaseshift::::casa ##########################################
.2023-11-04 08:46:11 INFO phaseshift::::casa ##########################################
2023-11-04 08:46:11 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:46:11 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='0', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.108888889deg' )
2023-11-04 08:46:11 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:46:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:46:11 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:46:11 INFO MSTransformManager::parseDataSelParams field selection is 0
2023-11-04 08:46:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:46:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:46:11 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:46:11 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:46:11 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0]
2023-11-04 08:46:11 INFO MSTransformManager::open Select data
2023-11-04 08:46:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:46:11 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria.
2023-11-04 08:46:11 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed
2023-11-04 08:46:11 INFO phaseshift::::casa Shift phase center
2023-11-04 08:46:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:46:10.854861 End time: 2023-11-04 08:46:11.314817
2023-11-04 08:46:11 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:46:11 INFO phaseshift::::casa ##########################################
2023-11-04 08:46:11 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2023-11-04 08:46:12 INFO tclean::::casa ##########################################
2023-11-04 08:46:12 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:46:12 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:46:12 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:46:12 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:46:12 INFO SynthesisImagerVi2::selectData NRows selected : 3510
2023-11-04 08:46:12 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:46:12 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:46:12 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99981e+08] at [0] with increment [9.99998e+07]
2023-11-04 08:46:12 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:46:12 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:46:12 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:46:12 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:46:12 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:46:12 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352
2023-11-04 08:46:12 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.021487
2023-11-04 08:46:12 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg
2023-11-04 08:46:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:46:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:46:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:46:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:46:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:46:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:46:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3
2023-11-04 08:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:46:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:46:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:46:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:46:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3
2023-11-04 08:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold.
2023-11-04 08:46:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:46:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:46:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053
2023-11-04 08:46:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3
2023-11-04 08:46:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold.
2023-11-04 08:46:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:46:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:46:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184
2023-11-04 08:46:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3
2023-11-04 08:46:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter.
2023-11-04 08:46:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:46:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:46:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276
2023-11-04 08:46:13 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:46:13 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:46:13 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:46:13 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg
2023-11-04 08:46:13 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:46:13 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:46:11.560100 End time: 2023-11-04 08:46:12.905363
2023-11-04 08:46:13 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:46:13 INFO tclean::::casa ##########################################
2023-11-04 08:46:13 INFO imstat::::casa ##########################################
2023-11-04 08:46:13 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:46:13 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 )
2023-11-04 08:46:13 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:46:13 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:46:13 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:46:13 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:46:13 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:46:13 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)
2023-11-04 08:46:13 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:46:13 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:46:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:46:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:46:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz
2023-11-04 08:46:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz
2023-11-04 08:46:13 INFO imstat:::: Values ---
2023-11-04 08:46:13 INFO imstat:::: -- flux density [flux]: 4.99409 Jy
2023-11-04 08:46:13 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:46:13 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:46:13 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam
2023-11-04 08:46:13 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0]
2023-11-04 08:46:13 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0]
2023-11-04 08:46:13 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz
2023-11-04 08:46:13 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz
2023-11-04 08:46:13 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam
2023-11-04 08:46:13 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam
2023-11-04 08:46:13 INFO imstat:::: Statistics ---
2023-11-04 08:46:13 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam
2023-11-04 08:46:13 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam
2023-11-04 08:46:13 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam
2023-11-04 08:46:13 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam
2023-11-04 08:46:13 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam
2023-11-04 08:46:13 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam
2023-11-04 08:46:13 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam
2023-11-04 08:46:13 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam
2023-11-04 08:46:13 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam
2023-11-04 08:46:13 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:46:13 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:46:13 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:46:13 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:46:13 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:46:13 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:46:13 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
2023-11-04 08:46:13 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:46:12.918046 End time: 2023-11-04 08:46:12.938165
2023-11-04 08:46:13 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:46:13 INFO imstat::::casa ##########################################
2023-11-04 08:46:13 INFO phaseshift::::casa ##########################################
2023-11-04 08:46:13 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:46:13 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' )
2023-11-04 08:46:13 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:46:13 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:46:13 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:46:13 INFO MSTransformManager::parseDataSelParams field selection is fake
2023-11-04 08:46:13 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:46:13 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:46:13 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:46:13 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:46:13 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0]
2023-11-04 08:46:13 INFO MSTransformManager::open Select data
2023-11-04 08:46:13 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:46:13 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria.
2023-11-04 08:46:13 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed
2023-11-04 08:46:13 INFO phaseshift::::casa Shift phase center
2023-11-04 08:46:13 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:46:12.948745 End time: 2023-11-04 08:46:13.350320
2023-11-04 08:46:13 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:46:13 INFO phaseshift::::casa ##########################################
2023-11-04 08:46:13 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2023-11-04 08:46:13 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms...
2023-11-04 08:46:13 INFO tclean::::casa ##########################################
2023-11-04 08:46:13 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:46:13 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:46:13 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:46:13 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:46:13 INFO SynthesisImagerVi2::selectData NRows selected : 3510
2023-11-04 08:46:14 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:46:14 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:46:14 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99981e+08] at [0] with increment [9.99998e+07]
2023-11-04 08:46:14 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:46:14 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:46:14 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:46:14 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:46:14 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:46:14 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352
2023-11-04 08:46:14 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01306
2023-11-04 08:46:14 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg
2023-11-04 08:46:14 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:46:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:46:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:46:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:46:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:46:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:46:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3
2023-11-04 08:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:46:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:46:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:46:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:46:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3
2023-11-04 08:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold.
2023-11-04 08:46:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:46:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:46:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053
2023-11-04 08:46:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3
2023-11-04 08:46:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold.
2023-11-04 08:46:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:46:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:46:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184
2023-11-04 08:46:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3
2023-11-04 08:46:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter.
2023-11-04 08:46:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:46:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:46:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276
2023-11-04 08:46:15 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:46:15 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:46:15 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:46:15 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg
2023-11-04 08:46:15 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:46:15 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:46:13.415948 End time: 2023-11-04 08:46:14.852639
2023-11-04 08:46:15 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:46:15 INFO tclean::::casa ##########################################
2023-11-04 08:46:15 INFO imstat::::casa ##########################################
2023-11-04 08:46:15 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:46:15 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 )
2023-11-04 08:46:15 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:46:15 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:46:15 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:46:15 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:46:15 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:46:15 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz to 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz)
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz
2023-11-04 08:46:15 INFO imstat:::: Values ---
2023-11-04 08:46:15 INFO imstat:::: -- flux density [flux]: 4.99409 Jy
2023-11-04 08:46:15 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:46:15 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:46:15 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam
2023-11-04 08:46:15 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0]
2023-11-04 08:46:15 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0]
2023-11-04 08:46:15 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz
2023-11-04 08:46:15 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz
2023-11-04 08:46:15 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam
2023-11-04 08:46:15 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam
2023-11-04 08:46:15 INFO imstat:::: Statistics ---
2023-11-04 08:46:15 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam
2023-11-04 08:46:15 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam
2023-11-04 08:46:15 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam
2023-11-04 08:46:15 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam
2023-11-04 08:46:15 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam
2023-11-04 08:46:15 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam
2023-11-04 08:46:15 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam
2023-11-04 08:46:15 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam
2023-11-04 08:46:15 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:46:15 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.059610e+02 9.246232e-03 1.521305e-01 1.518505e-01 -1.228298e-04 4.999997e+00
2023-11-04 08:46:15 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:46:14.856733 End time: 2023-11-04 08:46:14.887262
2023-11-04 08:46:15 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:46:15 INFO imstat::::casa ##########################################
2023-11-04 08:46:15 INFO phaseshift::::casa ##########################################
2023-11-04 08:46:15 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:46:15 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.108888889deg' )
2023-11-04 08:46:15 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:46:15 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:46:15 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:46:15 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:46:15 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:46:15 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:46:15 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:46:15 INFO MSTransformManager::open Select data
2023-11-04 08:46:15 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:46:15 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed
2023-11-04 08:46:15 INFO phaseshift::::casa Shift phase center
2023-11-04 08:46:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:46:14.903506 End time: 2023-11-04 08:46:15.371897
2023-11-04 08:46:15 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:46:15 INFO phaseshift::::casa ##########################################
2023-11-04 08:46:15 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2023-11-04 08:46:16 INFO tclean::::casa ##########################################
2023-11-04 08:46:16 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:46:16 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:46:16 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:46:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:46:16 INFO SynthesisImagerVi2::selectData NRows selected : 7020
2023-11-04 08:46:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:46:16 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:46:16 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:46:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:46:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.95 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:46:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:46:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:46:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:46:16 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00843949
2023-11-04 08:46:16 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01026
2023-11-04 08:46:16 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg
2023-11-04 08:46:16 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:46:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:46:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:46:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:46:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:46:16 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:46:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6069034934043884, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.606903, CycleNiter=20, Gain=0.3
2023-11-04 08:46:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:46:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:46:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:46:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:46:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07140088081359863, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0714009, CycleNiter=14, Gain=0.3
2023-11-04 08:46:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold.
2023-11-04 08:46:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:46:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:46:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053
2023-11-04 08:46:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00840018317103386, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00840018, CycleNiter=8, Gain=0.3
2023-11-04 08:46:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold.
2023-11-04 08:46:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:46:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:46:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814189, over full image : 0.00814189
2023-11-04 08:46:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009882674785330892, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000988267, CycleNiter=2, Gain=0.3
2023-11-04 08:46:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814189->0.00279267, Reached cycleniter.
2023-11-04 08:46:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:46:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:46:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0027928, over full image : 0.0027928
2023-11-04 08:46:17 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:46:17 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:46:17 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:46:17 INFO SIImageStore::restore Beam for chan : 0 : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg
2023-11-04 08:46:17 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:46:17 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:46:15.648450 End time: 2023-11-04 08:46:17.052679
2023-11-04 08:46:17 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:46:17 INFO tclean::::casa ##########################################
2023-11-04 08:46:17 INFO imstat::::casa ##########################################
2023-11-04 08:46:17 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:46:17 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:46:17 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:46:17 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:46:17 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:46:17 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:46:17 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:46:17 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.888, +39.49.25.864, I, 999981604.64Hz to 19:52:21.069, +40.23.25.888, I, 999981604.64Hz)
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 999981604.64Hz
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 999981604.64Hz
2023-11-04 08:46:17 INFO imstat:::: Values ---
2023-11-04 08:46:17 INFO imstat:::: -- flux density [flux]: 4.99444 Jy
2023-11-04 08:46:17 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:46:17 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:46:17 INFO imstat:::: -- minimum value [min]: -9.70533e-05 Jy/beam
2023-11-04 08:46:17 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0]
2023-11-04 08:46:17 INFO imstat:::: -- position of min value (pixel) [minpos]: [158, 70, 0, 0]
2023-11-04 08:46:17 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981604.64Hz
2023-11-04 08:46:17 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:29.120, +39.58.47.882, I, 999981604.64Hz
2023-11-04 08:46:17 INFO imstat:::: -- Sum of pixel values [sum]: 610.203 Jy/beam
2023-11-04 08:46:17 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1527.26 Jy/beam.Jy/beam
2023-11-04 08:46:17 INFO imstat:::: Statistics ---
2023-11-04 08:46:17 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00931096 Jy/beam
2023-11-04 08:46:17 INFO imstat:::: -- Variance of the pixel values : 0.0232178 Jy/beam
2023-11-04 08:46:17 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152374 Jy/beam
2023-11-04 08:46:17 INFO imstat:::: -- Root mean square [rms]: 0.152657 Jy/beam
2023-11-04 08:46:17 INFO imstat:::: -- Median of the pixel values [median]: -1.85752e-05 Jy/beam
2023-11-04 08:46:17 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.83975e-05 Jy/beam
2023-11-04 08:46:17 INFO imstat:::: -- IQR [quartile]: 3.74524e-05 Jy/beam
2023-11-04 08:46:17 INFO imstat:::: -- First quartile [q1]: -3.53147e-05 Jy/beam
2023-11-04 08:46:17 INFO imstat:::: -- Third quartile [q3]: 2.13765e-06 Jy/beam
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:46:17 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.102032e+02 9.310961e-03 1.526569e-01 1.523738e-01 -9.705327e-05 4.999997e+00
2023-11-04 08:46:17 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:46:17.055056 End time: 2023-11-04 08:46:17.074153
2023-11-04 08:46:17 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:46:17 INFO imstat::::casa ##########################################
2023-11-04 08:46:17 INFO phaseshift::::casa ##########################################
2023-11-04 08:46:17 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:46:17 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='1', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 50.108888889deg' )
2023-11-04 08:46:17 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:46:17 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:46:17 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:46:17 INFO MSTransformManager::parseDataSelParams field selection is 1
2023-11-04 08:46:17 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:46:17 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:46:17 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:46:17 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:46:17 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1]
2023-11-04 08:46:17 INFO MSTransformManager::open Select data
2023-11-04 08:46:17 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:46:17 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria.
2023-11-04 08:46:17 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed
2023-11-04 08:46:17 INFO phaseshift::::casa Shift phase center
2023-11-04 08:46:17 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:46:17.085672 End time: 2023-11-04 08:46:17.493889
2023-11-04 08:46:17 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:46:17 INFO phaseshift::::casa ##########################################
2023-11-04 08:46:18 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2023-11-04 08:46:18 INFO tclean::::casa ##########################################
2023-11-04 08:46:18 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:46:18 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:46:18 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:46:18 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:46:18 INFO SynthesisImagerVi2::selectData NRows selected : 3510
2023-11-04 08:46:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:46:18 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:46:18 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99968e+08] at [0] with increment [9.99982e+07]
2023-11-04 08:46:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:46:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.94 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:46:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:46:18 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:46:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:46:18 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352
2023-11-04 08:46:18 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015574
2023-11-04 08:46:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg
2023-11-04 08:46:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:46:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:46:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316
2023-11-04 08:46:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:46:18 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:46:18 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316
2023-11-04 08:46:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3
2023-11-04 08:46:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter.
2023-11-04 08:46:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:46:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:46:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075
2023-11-04 08:46:18 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:46:18 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:46:18 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:46:19 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg
2023-11-04 08:46:19 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:46:19 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:46:17.783212 End time: 2023-11-04 08:46:18.644429
2023-11-04 08:46:19 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:46:19 INFO tclean::::casa ##########################################
2023-11-04 08:46:19 INFO imstat::::casa ##########################################
2023-11-04 08:46:19 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:46:19 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 )
2023-11-04 08:46:19 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:46:19 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:46:19 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:46:19 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:46:19 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:46:19 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)
2023-11-04 08:46:19 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:46:19 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:46:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:46:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:46:19 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz
2023-11-04 08:46:19 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz
2023-11-04 08:46:19 INFO imstat:::: Values ---
2023-11-04 08:46:19 INFO imstat:::: -- flux density [flux]: -0.242513 Jy
2023-11-04 08:46:19 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:46:19 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam
2023-11-04 08:46:19 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam
2023-11-04 08:46:19 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0]
2023-11-04 08:46:19 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0]
2023-11-04 08:46:19 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz
2023-11-04 08:46:19 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz
2023-11-04 08:46:19 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam
2023-11-04 08:46:19 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam
2023-11-04 08:46:19 INFO imstat:::: Statistics ---
2023-11-04 08:46:19 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam
2023-11-04 08:46:19 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam
2023-11-04 08:46:19 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam
2023-11-04 08:46:19 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam
2023-11-04 08:46:19 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam
2023-11-04 08:46:19 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam
2023-11-04 08:46:19 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam
2023-11-04 08:46:19 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam
2023-11-04 08:46:19 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam
2023-11-04 08:46:19 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:46:19 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:46:19 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:46:19 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:46:19 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:46:19 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:46:19 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
2023-11-04 08:46:19 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:46:18.648841 End time: 2023-11-04 08:46:18.682071
2023-11-04 08:46:19 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:46:19 INFO imstat::::casa ##########################################
2023-11-04 08:46:19 INFO phaseshift::::casa ##########################################
2023-11-04 08:46:19 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:46:19 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' )
2023-11-04 08:46:19 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:46:19 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:46:19 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:46:19 INFO MSTransformManager::parseDataSelParams field selection is pretend
2023-11-04 08:46:19 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:46:19 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:46:19 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:46:19 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:46:19 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1]
2023-11-04 08:46:19 INFO MSTransformManager::open Select data
2023-11-04 08:46:19 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:46:19 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria.
2023-11-04 08:46:19 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed
2023-11-04 08:46:19 INFO phaseshift::::casa Shift phase center
2023-11-04 08:46:19 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:46:18.699619 End time: 2023-11-04 08:46:19.094361
2023-11-04 08:46:19 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:46:19 INFO phaseshift::::casa ##########################################
2023-11-04 08:46:19 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2023-11-04 08:46:19 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms...
2023-11-04 08:46:19 INFO tclean::::casa ##########################################
2023-11-04 08:46:19 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:46:19 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:46:19 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:46:19 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:46:19 INFO SynthesisImagerVi2::selectData NRows selected : 3510
2023-11-04 08:46:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:46:19 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:46:19 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99968e+08] at [0] with increment [9.99982e+07]
2023-11-04 08:46:19 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:46:19 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.94 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:46:19 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:46:19 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:46:19 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:46:19 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352
2023-11-04 08:46:19 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.016181
2023-11-04 08:46:19 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg
2023-11-04 08:46:19 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:46:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:46:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316
2023-11-04 08:46:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:46:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:46:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316
2023-11-04 08:46:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:46:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3
2023-11-04 08:46:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter.
2023-11-04 08:46:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:46:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:46:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075
2023-11-04 08:46:20 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:46:20 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:46:20 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:46:20 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg
2023-11-04 08:46:20 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:46:20 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:46:19.133734 End time: 2023-11-04 08:46:19.898525
2023-11-04 08:46:20 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:46:20 INFO tclean::::casa ##########################################
2023-11-04 08:46:20 INFO imstat::::casa ##########################################
2023-11-04 08:46:20 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:46:20 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:46:20 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:46:20 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:46:20 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:46:20 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:46:20 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:46:20 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)
2023-11-04 08:46:20 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:46:20 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:46:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:46:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:46:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz
2023-11-04 08:46:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz
2023-11-04 08:46:20 INFO imstat:::: Values ---
2023-11-04 08:46:20 INFO imstat:::: -- flux density [flux]: -0.242513 Jy
2023-11-04 08:46:20 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:46:20 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam
2023-11-04 08:46:20 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam
2023-11-04 08:46:20 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0]
2023-11-04 08:46:20 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0]
2023-11-04 08:46:20 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz
2023-11-04 08:46:20 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz
2023-11-04 08:46:20 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam
2023-11-04 08:46:20 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam
2023-11-04 08:46:20 INFO imstat:::: Statistics ---
2023-11-04 08:46:20 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam
2023-11-04 08:46:20 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam
2023-11-04 08:46:20 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam
2023-11-04 08:46:20 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam
2023-11-04 08:46:20 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam
2023-11-04 08:46:20 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam
2023-11-04 08:46:20 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam
2023-11-04 08:46:20 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam
2023-11-04 08:46:20 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam
2023-11-04 08:46:20 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:46:20 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:46:20 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:46:20 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:46:20 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:46:20 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:46:20 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
2023-11-04 08:46:20 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:46:19.902227 End time: 2023-11-04 08:46:19.934857
2023-11-04 08:46:20 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:46:20 INFO imstat::::casa ##########################################
.2023-11-04 08:46:20 INFO tclean::::casa ##########################################
2023-11-04 08:46:20 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:46:20 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:46:20 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:46:20 INFO SynthesisImagerVi2::selectData MS : sim_data.ms | [Opened in readonly mode]
2023-11-04 08:46:20 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:46:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] :
2023-11-04 08:46:20 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:46:20 INFO SynthesisImagerVi2::defineImage Shape : [2048, 2048, 1, 1]Spectral : [9.99981e+08] at [0] with increment [1e+08]
2023-11-04 08:46:20 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_orig] with ftmachine : wprojectft
2023-11-04 08:46:20 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.94 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:46:20 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:46:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_orig] : hogbom
2023-11-04 08:46:20 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:46:20 INFO task_tclean::WPConvFunc::findConvFunction W projection using 128 planes
2023-11-04 08:46:20 INFO task_tclean::WPConvFunc::findConvFunction Using maximum possible W = 6445.78 (wavelengths)
2023-11-04 08:46:20 INFO task_tclean::WPConvFunc::findConvFunction Typical wavelength = 0.299799 (m)
2023-11-04 08:46:20 INFO task_tclean::WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.399639 wavelengths per pixel
2023-11-04 08:46:58 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
2023-11-04 08:46:58 INFO task_tclean::WPConvFunc::findConvFunction Memory used in gridding function = 14 MB from maximum 15884 MB
2023-11-04 08:47:00 INFO task_tclean::SIImageStore::calcSensitivity [im_orig] Theoretical sensitivity (Jy/bm):0.00889437
2023-11-04 08:47:01 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.071311
2023-11-04 08:47:01 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg
2023-11-04 08:47:01 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899
2023-11-04 08:47:03 INFO SynthesisDeconvolver::setupMask [im_orig] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:03 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 % ]
2023-11-04 08:47:04 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899
2023-11-04 08:47:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.5971387624740601, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:04 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.597139, CycleNiter=20, Gain=0.3
2023-11-04 08:47:04 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=0->4.6028, peakres=4.94899->0.435227, Reached cyclethreshold.
2023-11-04 08:47:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 7 iterations.
2023-11-04 08:47:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.45574, over full image : 0.45574
2023-11-04 08:47:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 13, 'cyclethreshold': 0.05498892068862915, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:09 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.0549889, CycleNiter=13, Gain=0.3
2023-11-04 08:47:09 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=4.6028->5.02619, peakres=0.45574->0.0435268, Reached cyclethreshold.
2023-11-04 08:47:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 14 iterations.
2023-11-04 08:47:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0416506, over full image : 0.0416506
2023-11-04 08:47:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 6, 'cyclethreshold': 0.005025505553930998, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:14 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.00502551, CycleNiter=6, Gain=0.3
2023-11-04 08:47:14 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->6 [6], model=5.02619->5.04001, peakres=0.0416506->0.0226678, Reached cycleniter.
2023-11-04 08:47:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.022671, over full image : 0.022671
2023-11-04 08:47:19 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:19 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:19 INFO SDAlgorithmBase::restore [im_orig] : Restoring model image.
2023-11-04 08:47:19 INFO SIImageStore::restore Beam for chan : 0 : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg
2023-11-04 08:47:20 INFO tclean::::casa Searching for images with prefix 'im_orig'... Found these, writing history into them: ['im_orig.image', 'im_orig.sumwt', 'im_orig.residual', 'im_orig.psf', 'im_orig.mask', 'im_orig.pb', 'im_orig.model']
2023-11-04 08:47:20 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:46:20.289258 End time: 2023-11-04 08:47:20.124439
2023-11-04 08:47:20 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:20 INFO tclean::::casa ##########################################
2023-11-04 08:47:20 INFO imstat::::casa ##########################################
2023-11-04 08:47:20 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:20 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 )
2023-11-04 08:47:20 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:20 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:20 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:20 INFO imstat::image::statistics Determining stats for image im_orig.image
2023-11-04 08:47:20 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:20 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)
2023-11-04 08:47:20 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:20 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [2047, 2047, 0, 0]
2023-11-04 08:47:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 20:11:05.220, +38.21.11.967, I, 999980841.3Hz
2023-11-04 08:47:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:47:03.322, +42.54.02.996, I, 999980841.3Hz
2023-11-04 08:47:20 INFO imstat:::: Values ---
2023-11-04 08:47:20 INFO imstat:::: -- flux density [flux]: 5.2713 Jy
2023-11-04 08:47:20 INFO imstat:::: -- number of points [npts]: 4.1943e+06
2023-11-04 08:47:20 INFO imstat:::: -- maximum value [max]: 4.97713 Jy/beam
2023-11-04 08:47:20 INFO imstat:::: -- minimum value [min]: -0.022671 Jy/beam
2023-11-04 08:47:20 INFO imstat:::: -- position of max value (pixel) [maxpos]: [1509, 773, 0, 0]
2023-11-04 08:47:20 INFO imstat:::: -- position of min value (pixel) [minpos]: [1708, 965, 0, 0]
2023-11-04 08:47:20 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.302, +40.06.02.372, I, 999980841.3Hz
2023-11-04 08:47:20 INFO imstat:::: -- position of min value (world) [minposf]: 19:51:28.525, +40.31.07.260, I, 999980841.3Hz
2023-11-04 08:47:20 INFO imstat:::: -- Sum of pixel values [sum]: 641.87 Jy/beam
2023-11-04 08:47:20 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1619.58 Jy/beam.Jy/beam
2023-11-04 08:47:20 INFO imstat:::: Statistics ---
2023-11-04 08:47:20 INFO imstat:::: -- Mean of the pixel values [mean]: 0.000153034 Jy/beam
2023-11-04 08:47:20 INFO imstat:::: -- Variance of the pixel values : 0.000386116 Jy/beam
2023-11-04 08:47:20 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0196498 Jy/beam
2023-11-04 08:47:20 INFO imstat:::: -- Root mean square [rms]: 0.0196504 Jy/beam
2023-11-04 08:47:20 INFO imstat:::: -- Median of the pixel values [median]: 4.61875e-06 Jy/beam
2023-11-04 08:47:20 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.003161 Jy/beam
2023-11-04 08:47:20 INFO imstat:::: -- IQR [quartile]: 0.00632194 Jy/beam
2023-11-04 08:47:20 INFO imstat:::: -- First quartile [q1]: -0.00315521 Jy/beam
2023-11-04 08:47:20 INFO imstat:::: -- Third quartile [q3]: 0.00316673 Jy/beam
2023-11-04 08:47:20 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:20 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:20 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:20 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:20 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:20 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:20 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
2023-11-04 08:47:20 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:20.128658 End time: 2023-11-04 08:47:20.449640
2023-11-04 08:47:20 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:20 INFO imstat::::casa ##########################################
2023-11-04 08:47:21 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:21 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:21 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)
2023-11-04 08:47:21 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:21 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:21 2023******
2023-11-04 08:47:21 INFO ImageFitter::fit+
2023-11-04 08:47:21 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:21 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_orig.image
2023-11-04 08:47:21 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:21 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:21 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:21 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:21 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:21 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:21 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:21 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:21 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)
2023-11-04 08:47:21 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29832 Jy
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00459192 Jy
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85855 Jy
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00458731 Jy
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ Fit on im_orig.image component 0
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.9885 +/- 0.0032 s (0.0367 arcsec along great circle)
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.0594 +/- 0.0281 arcsec
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- ra: 1509.4535 +/- 0.0046 pixels
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- dec: 772.7181 +/- 0.0035 pixels
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.4778 +/- 0.0014 arcmin
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.2915 +/- 0.0011 arcmin
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.42 +/- 0.26 deg
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.70 arcsec
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.54 arcsec
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- position angle: -89.60 deg
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ Component is a point source
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ An upper limit on its size cannot be determined
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- Integrated: 5.0049 +/- 0.0079 Jy
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- Peak: 5.0102 +/- 0.0046 Jy/beam
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:21 INFO ImageFitter::_fitLoop+ --- frequency: 999.9808 MHz (29.97982 cm)
2023-11-04 08:47:21 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:21 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:21 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' )
2023-11-04 08:47:21 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:21 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:21 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:21 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:21 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:21 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:21 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:21 INFO MSTransformManager::open Select data
2023-11-04 08:47:21 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:21 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed
2023-11-04 08:47:21 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:21 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:20.572058 End time: 2023-11-04 08:47:21.013345
2023-11-04 08:47:21 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:21 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:21 INFO tclean::::casa ##########################################
2023-11-04 08:47:21 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:21 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:21 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:21 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:21 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:21 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:21 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:21 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:21 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:21 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:21 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:21 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:22 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:22 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020073
2023-11-04 08:47:22 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:47:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:23 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:23 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:23 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:23 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:23 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:23 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:21.238604 End time: 2023-11-04 08:47:22.856932
2023-11-04 08:47:23 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:23 INFO tclean::::casa ##########################################
2023-11-04 08:47:23 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:23 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:23 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:47:23 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:23 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:23 2023******
2023-11-04 08:47:23 INFO ImageFitter::fit+
2023-11-04 08:47:23 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:23 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:23 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:23 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:23 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:23 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:23 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:23 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:23 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:23 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:23 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:47:23 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:23 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:23 INFO imstat::::casa ##########################################
2023-11-04 08:47:23 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:23 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:47:23 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:23 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:23 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:23 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:23 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:23 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:47:23 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:23 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:23 INFO imstat:::: Values ---
2023-11-04 08:47:23 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:23 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:23 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:23 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2023-11-04 08:47:23 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:23 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:47:23 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:23 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:47:23 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:23 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:23 INFO imstat:::: Statistics ---
2023-11-04 08:47:23 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:23 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:23 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:23 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:23 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2023-11-04 08:47:23 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2023-11-04 08:47:23 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2023-11-04 08:47:23 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2023-11-04 08:47:23 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2023-11-04 08:47:23 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:23 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:23 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:23 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:23 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:23 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:23 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
2023-11-04 08:47:23 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:22.928522 End time: 2023-11-04 08:47:22.969241
2023-11-04 08:47:23 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:23 INFO imstat::::casa ##########################################
2023-11-04 08:47:23 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:23 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:23 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 02:40:24.0000' )
2023-11-04 08:47:23 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:23 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:23 INFO MSTransformManager::open Select data
2023-11-04 08:47:23 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 ".".
2023-11-04 08:47:23 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 02:40:24.0000 successfully parsed
2023-11-04 08:47:23 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:23 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:22.994545 End time: 2023-11-04 08:47:23.459561
2023-11-04 08:47:23 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:23 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:23 INFO tclean::::casa ##########################################
2023-11-04 08:47:23 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:23 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:23 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:23 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:24 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:24 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:24 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:24 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010348
2023-11-04 08:47:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:47:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:25 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:25 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:25 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:25 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:25 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:23.488321 End time: 2023-11-04 08:47:24.929527
2023-11-04 08:47:25 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:25 INFO tclean::::casa ##########################################
2023-11-04 08:47:25 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:25 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:25 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)
2023-11-04 08:47:25 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:25 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:25 2023******
2023-11-04 08:47:25 INFO ImageFitter::fit+
2023-11-04 08:47:25 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:25 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:25 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:25 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:25 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:25 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:25 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:25 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:25 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:25 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:25 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)
2023-11-04 08:47:25 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:25 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:25 INFO imstat::::casa ##########################################
2023-11-04 08:47:25 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:25 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 )
2023-11-04 08:47:25 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:25 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:25 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:25 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:25 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:25 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)
2023-11-04 08:47:25 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:25 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:25 INFO imstat:::: Values ---
2023-11-04 08:47:25 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:25 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:25 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:25 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2023-11-04 08:47:25 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:25 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:47:25 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:25 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:47:25 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:25 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:25 INFO imstat:::: Statistics ---
2023-11-04 08:47:25 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:25 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:25 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:25 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:25 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2023-11-04 08:47:25 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2023-11-04 08:47:25 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2023-11-04 08:47:25 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2023-11-04 08:47:25 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2023-11-04 08:47:25 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:25 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:25 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:25 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:25 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:25 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:25 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
2023-11-04 08:47:25 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:24.995613 End time: 2023-11-04 08:47:25.020456
2023-11-04 08:47:25 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:25 INFO imstat::::casa ##########################################
2023-11-04 08:47:25 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:25 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:25 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 19h53m50 40.100000000deg' )
2023-11-04 08:47:25 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:25 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:25 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:25 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:25 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:25 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:25 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:25 INFO MSTransformManager::open Select data
2023-11-04 08:47:25 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:25 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.100000000deg successfully parsed
2023-11-04 08:47:25 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:25.036657 End time: 2023-11-04 08:47:25.490917
2023-11-04 08:47:25 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:25 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:26 INFO tclean::::casa ##########################################
2023-11-04 08:47:26 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:26 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:26 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:26 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:26 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:26 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:26 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:26 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:26 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010104
2023-11-04 08:47:26 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:26 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:47:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:27 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:27 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:27 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:27 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:27 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:27 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:25.514501 End time: 2023-11-04 08:47:26.882219
2023-11-04 08:47:27 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:27 INFO tclean::::casa ##########################################
2023-11-04 08:47:27 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:27 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:27 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)
2023-11-04 08:47:27 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:27 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:27 2023******
2023-11-04 08:47:27 INFO ImageFitter::fit+
2023-11-04 08:47:27 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:27 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:27 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:27 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:27 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:27 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:27 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:27 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:27 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:27 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:27 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)
2023-11-04 08:47:27 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:27 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:27 INFO imstat::::casa ##########################################
2023-11-04 08:47:27 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:27 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:47:27 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:27 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:27 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:27 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:27 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:27 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:47:27 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:27 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:27 INFO imstat:::: Values ---
2023-11-04 08:47:27 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:27 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:27 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:27 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2023-11-04 08:47:27 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:27 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:47:27 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:27 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:47:27 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:27 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:27 INFO imstat:::: Statistics ---
2023-11-04 08:47:27 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:27 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:27 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:27 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:27 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2023-11-04 08:47:27 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2023-11-04 08:47:27 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2023-11-04 08:47:27 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2023-11-04 08:47:27 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2023-11-04 08:47:27 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:27 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:27 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:27 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:27 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:27 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:27 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
2023-11-04 08:47:27 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:26.925414 End time: 2023-11-04 08:47:26.944892
2023-11-04 08:47:27 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:27 INFO imstat::::casa ##########################################
2023-11-04 08:47:27 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:27 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:27 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 0.699877030rad' )
2023-11-04 08:47:27 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:27 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:27 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:27 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:27 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:27 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:27 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:27 INFO MSTransformManager::open Select data
2023-11-04 08:47:27 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:27 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 0.699877030rad successfully parsed
2023-11-04 08:47:27 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:27 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:26.958086 End time: 2023-11-04 08:47:27.382409
2023-11-04 08:47:27 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:27 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:27 INFO tclean::::casa ##########################################
2023-11-04 08:47:27 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:27 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:27 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:27 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:27 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:28 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:28 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:28 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:28 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:28 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:28 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:28 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:28 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.016081
2023-11-04 08:47:28 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:28 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:47:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:29 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:29 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:29 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:29 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:29 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:29 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:27.425128 End time: 2023-11-04 08:47:28.711852
2023-11-04 08:47:29 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:29 INFO tclean::::casa ##########################################
2023-11-04 08:47:29 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:29 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:29 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:47:29 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:29 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:29 2023******
2023-11-04 08:47:29 INFO ImageFitter::fit+
2023-11-04 08:47:29 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:29 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:29 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:29 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:29 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:29 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:29 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:29 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:29 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:29 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:29 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:47:29 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:29 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:29 INFO imstat::::casa ##########################################
2023-11-04 08:47:29 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:29 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 )
2023-11-04 08:47:29 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:29 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:29 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:29 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:29 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:29 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:47:29 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:29 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:29 INFO imstat:::: Values ---
2023-11-04 08:47:29 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:29 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:29 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:29 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam
2023-11-04 08:47:29 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:29 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:47:29 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:29 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2023-11-04 08:47:29 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:29 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:29 INFO imstat:::: Statistics ---
2023-11-04 08:47:29 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:29 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:29 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:29 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:29 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam
2023-11-04 08:47:29 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2023-11-04 08:47:29 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam
2023-11-04 08:47:29 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam
2023-11-04 08:47:29 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam
2023-11-04 08:47:29 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:29 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:29 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:29 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:29 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:29 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:29 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
2023-11-04 08:47:29 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:28.752166 End time: 2023-11-04 08:47:28.770660
2023-11-04 08:47:29 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:29 INFO imstat::::casa ##########################################
2023-11-04 08:47:29 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:29 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:29 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40d06m00' )
2023-11-04 08:47:29 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:29 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:29 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:29 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:29 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:29 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:29 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:29 INFO MSTransformManager::open Select data
2023-11-04 08:47:29 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:29 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40d06m00 successfully parsed
2023-11-04 08:47:29 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:29 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:28.782951 End time: 2023-11-04 08:47:29.215124
2023-11-04 08:47:29 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:29 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:29 INFO tclean::::casa ##########################################
2023-11-04 08:47:29 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:29 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:29 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:29 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:29 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:29 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:29 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:29 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:29 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:30 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018802
2023-11-04 08:47:30 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:30 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:47:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:30 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:30 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:30 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:31 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:31 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:31 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:29.237535 End time: 2023-11-04 08:47:30.666364
2023-11-04 08:47:31 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:31 INFO tclean::::casa ##########################################
2023-11-04 08:47:31 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:31 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:31 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:47:31 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:31 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:31 2023******
2023-11-04 08:47:31 INFO ImageFitter::fit+
2023-11-04 08:47:31 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:31 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:31 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:31 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:31 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:31 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:31 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:31 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:31 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:31 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:31 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:47:31 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:31 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:31 INFO imstat::::casa ##########################################
2023-11-04 08:47:31 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:31 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:47:31 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:31 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:31 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:31 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:31 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:31 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:47:31 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:31 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:31 INFO imstat:::: Values ---
2023-11-04 08:47:31 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:31 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:31 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:31 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2023-11-04 08:47:31 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:31 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:47:31 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:31 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:47:31 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:31 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:31 INFO imstat:::: Statistics ---
2023-11-04 08:47:31 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:31 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:31 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:31 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:31 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2023-11-04 08:47:31 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2023-11-04 08:47:31 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2023-11-04 08:47:31 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2023-11-04 08:47:31 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2023-11-04 08:47:31 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:31 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:31 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:31 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:31 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:31 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:31 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
2023-11-04 08:47:31 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:30.737613 End time: 2023-11-04 08:47:30.765054
2023-11-04 08:47:31 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:31 INFO imstat::::casa ##########################################
2023-11-04 08:47:31 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:31 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:31 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 02:40:24.0000' )
2023-11-04 08:47:31 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:31 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:31 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:31 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:31 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:31 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:31 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:31 INFO MSTransformManager::open Select data
2023-11-04 08:47:31 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 ".".
2023-11-04 08:47:31 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 02:40:24.0000 successfully parsed
2023-11-04 08:47:31 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:30.782425 End time: 2023-11-04 08:47:31.280878
2023-11-04 08:47:31 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:31 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:31 INFO tclean::::casa ##########################################
2023-11-04 08:47:31 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:31 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:31 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:31 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:31 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:31 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:31 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:31 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:31 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:32 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:32 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017384
2023-11-04 08:47:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:47:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:33 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:33 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:33 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:33 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:33 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:33 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:31.316725 End time: 2023-11-04 08:47:32.879766
2023-11-04 08:47:33 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:33 INFO tclean::::casa ##########################################
2023-11-04 08:47:33 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:33 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:33 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)
2023-11-04 08:47:33 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:33 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:33 2023******
2023-11-04 08:47:33 INFO ImageFitter::fit+
2023-11-04 08:47:33 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:33 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:33 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:33 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:33 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:33 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:33 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:33 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:33 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:33 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:33 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)
2023-11-04 08:47:33 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:33 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:33 INFO imstat::::casa ##########################################
2023-11-04 08:47:33 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:33 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 )
2023-11-04 08:47:33 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:33 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:33 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:33 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:33 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:33 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)
2023-11-04 08:47:33 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:33 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:33 INFO imstat:::: Values ---
2023-11-04 08:47:33 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:33 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:33 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:33 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2023-11-04 08:47:33 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:33 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:47:33 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:33 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:47:33 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:33 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:33 INFO imstat:::: Statistics ---
2023-11-04 08:47:33 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:33 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:33 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:33 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:33 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2023-11-04 08:47:33 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2023-11-04 08:47:33 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2023-11-04 08:47:33 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2023-11-04 08:47:33 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2023-11-04 08:47:33 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:33 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:33 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:33 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:33 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:33 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:33 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
2023-11-04 08:47:33 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:32.936422 End time: 2023-11-04 08:47:32.955301
2023-11-04 08:47:33 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:33 INFO imstat::::casa ##########################################
2023-11-04 08:47:33 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:33 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:33 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40.100000000deg' )
2023-11-04 08:47:33 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:33 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:33 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:33 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:33 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:33 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:33 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:33 INFO MSTransformManager::open Select data
2023-11-04 08:47:33 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:33 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40.100000000deg successfully parsed
2023-11-04 08:47:33 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:32.967848 End time: 2023-11-04 08:47:33.353338
2023-11-04 08:47:33 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:33 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:33 INFO tclean::::casa ##########################################
2023-11-04 08:47:33 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:33 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:33 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:33 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:33 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:33 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:34 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:34 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009901
2023-11-04 08:47:34 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:34 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:47:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:35 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:35 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:35 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:35 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:35 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:35 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:33.375103 End time: 2023-11-04 08:47:34.855798
2023-11-04 08:47:35 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:35 INFO tclean::::casa ##########################################
2023-11-04 08:47:35 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:35 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:35 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)
2023-11-04 08:47:35 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:35 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:35 2023******
2023-11-04 08:47:35 INFO ImageFitter::fit+
2023-11-04 08:47:35 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:35 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:35 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:35 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:35 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:35 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:35 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:35 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:35 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:35 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:35 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)
2023-11-04 08:47:35 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:35 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:35 INFO imstat::::casa ##########################################
2023-11-04 08:47:35 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:35 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 )
2023-11-04 08:47:35 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:35 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:35 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:35 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:35 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:35 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)
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:35 INFO imstat:::: Values ---
2023-11-04 08:47:35 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:35 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:35 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:35 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2023-11-04 08:47:35 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:35 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:47:35 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:35 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:47:35 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:35 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:35 INFO imstat:::: Statistics ---
2023-11-04 08:47:35 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:35 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:35 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:35 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:35 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2023-11-04 08:47:35 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2023-11-04 08:47:35 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2023-11-04 08:47:35 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2023-11-04 08:47:35 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:35 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00
2023-11-04 08:47:35 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:34.931196 End time: 2023-11-04 08:47:34.959149
2023-11-04 08:47:35 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:35 INFO imstat::::casa ##########################################
2023-11-04 08:47:35 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:35 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:35 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 0.699877030rad' )
2023-11-04 08:47:35 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:35 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:35 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:35 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:35 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:35 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:35 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:35 INFO MSTransformManager::open Select data
2023-11-04 08:47:35 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:35 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 0.699877030rad successfully parsed
2023-11-04 08:47:35 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:36 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:34.976356 End time: 2023-11-04 08:47:35.507787
2023-11-04 08:47:36 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:36 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:36 INFO tclean::::casa ##########################################
2023-11-04 08:47:36 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:36 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:36 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:36 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:36 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:36 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:36 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:36 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010269
2023-11-04 08:47:36 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:36 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:47:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:37 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:37 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:37 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:37 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:35.535737 End time: 2023-11-04 08:47:36.799151
2023-11-04 08:47:37 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:37 INFO tclean::::casa ##########################################
2023-11-04 08:47:37 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:37 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:37 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)
2023-11-04 08:47:37 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:37 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:37 2023******
2023-11-04 08:47:37 INFO ImageFitter::fit+
2023-11-04 08:47:37 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:37 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:37 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:37 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:37 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:37 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:37 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:37 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:37 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:37 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:37 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)
2023-11-04 08:47:37 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:37 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:37 INFO imstat::::casa ##########################################
2023-11-04 08:47:37 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:37 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 )
2023-11-04 08:47:37 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:37 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:37 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:37 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:37 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:37 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)
2023-11-04 08:47:37 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:37 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:37 INFO imstat:::: Values ---
2023-11-04 08:47:37 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:37 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:37 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:37 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam
2023-11-04 08:47:37 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:37 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:47:37 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:37 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2023-11-04 08:47:37 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:37 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:37 INFO imstat:::: Statistics ---
2023-11-04 08:47:37 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:37 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:37 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:37 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:37 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam
2023-11-04 08:47:37 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2023-11-04 08:47:37 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam
2023-11-04 08:47:37 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam
2023-11-04 08:47:37 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam
2023-11-04 08:47:37 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:37 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:37 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:37 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:37 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:37 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:37 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
2023-11-04 08:47:37 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:36.858716 End time: 2023-11-04 08:47:36.882807
2023-11-04 08:47:37 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:37 INFO imstat::::casa ##########################################
2023-11-04 08:47:37 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:37 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:37 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 40d06m00' )
2023-11-04 08:47:37 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:37 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:37 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:37 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:37 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:37 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:37 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:37 INFO MSTransformManager::open Select data
2023-11-04 08:47:37 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:37 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40d06m00 successfully parsed
2023-11-04 08:47:37 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:36.897863 End time: 2023-11-04 08:47:37.283139
2023-11-04 08:47:37 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:37 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:37 INFO tclean::::casa ##########################################
2023-11-04 08:47:37 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:37 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:37 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:37 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:37 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:37 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:37 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:38 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:38 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023159
2023-11-04 08:47:38 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:38 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:38 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:47:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:38 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:38 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:38 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:39 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:39 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:39 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:37.310463 End time: 2023-11-04 08:47:38.651801
2023-11-04 08:47:39 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:39 INFO tclean::::casa ##########################################
2023-11-04 08:47:39 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:39 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:39 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)
2023-11-04 08:47:39 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:39 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:39 2023******
2023-11-04 08:47:39 INFO ImageFitter::fit+
2023-11-04 08:47:39 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:39 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:39 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:39 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:39 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:39 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:39 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:39 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:39 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:39 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:39 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)
2023-11-04 08:47:39 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:39 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:39 INFO imstat::::casa ##########################################
2023-11-04 08:47:39 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:39 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 )
2023-11-04 08:47:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:39 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:39 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:39 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)
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:39 INFO imstat:::: Values ---
2023-11-04 08:47:39 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:39 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:39 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:39 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam
2023-11-04 08:47:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:47:39 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:39 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:47:39 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:39 INFO imstat:::: Statistics ---
2023-11-04 08:47:39 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:39 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:39 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:39 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam
2023-11-04 08:47:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2023-11-04 08:47:39 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam
2023-11-04 08:47:39 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam
2023-11-04 08:47:39 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:39 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777580e-05 4.999996e+00
2023-11-04 08:47:39 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:38.716909 End time: 2023-11-04 08:47:38.742229
2023-11-04 08:47:39 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:39 INFO imstat::::casa ##########################################
2023-11-04 08:47:39 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:39 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:39 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 02:40:24.0000' )
2023-11-04 08:47:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:39 INFO MSTransformManager::open Select data
2023-11-04 08:47:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2023-11-04 08:47:39 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 02:40:24.0000 successfully parsed
2023-11-04 08:47:39 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:38.758230 End time: 2023-11-04 08:47:39.214406
2023-11-04 08:47:39 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:39 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:39 INFO tclean::::casa ##########################################
2023-11-04 08:47:39 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:39 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:39 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:39 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:39 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:39 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:39 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:39 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:39 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010144
2023-11-04 08:47:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:39 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:47:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:40 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:40 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:40 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:41 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:41 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:41 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:39.249201 End time: 2023-11-04 08:47:40.639197
2023-11-04 08:47:41 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:41 INFO tclean::::casa ##########################################
2023-11-04 08:47:41 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:41 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:41 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)
2023-11-04 08:47:41 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:41 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:41 2023******
2023-11-04 08:47:41 INFO ImageFitter::fit+
2023-11-04 08:47:41 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:41 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:41 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:41 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:41 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:41 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:41 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:41 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:41 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:41 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:41 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)
2023-11-04 08:47:41 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:41 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:41 INFO imstat::::casa ##########################################
2023-11-04 08:47:41 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:41 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 )
2023-11-04 08:47:41 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:41 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:41 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:41 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:41 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:41 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)
2023-11-04 08:47:41 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:41 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:41 INFO imstat:::: Values ---
2023-11-04 08:47:41 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:41 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:41 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:41 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam
2023-11-04 08:47:41 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:41 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:47:41 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:41 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:47:41 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:41 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:41 INFO imstat:::: Statistics ---
2023-11-04 08:47:41 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:41 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:41 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:41 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:41 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam
2023-11-04 08:47:41 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2023-11-04 08:47:41 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam
2023-11-04 08:47:41 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam
2023-11-04 08:47:41 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam
2023-11-04 08:47:41 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:41 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:41 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:41 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:41 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:41 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:41 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
2023-11-04 08:47:41 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:40.711407 End time: 2023-11-04 08:47:40.740218
2023-11-04 08:47:41 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:41 INFO imstat::::casa ##########################################
2023-11-04 08:47:41 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:41 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:41 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 40.100000000deg' )
2023-11-04 08:47:41 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:41 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:41 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:41 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:41 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:41 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:41 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:41 INFO MSTransformManager::open Select data
2023-11-04 08:47:41 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:41 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40.100000000deg successfully parsed
2023-11-04 08:47:41 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:41 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:40.759150 End time: 2023-11-04 08:47:41.204643
2023-11-04 08:47:41 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:41 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:41 INFO tclean::::casa ##########################################
2023-11-04 08:47:41 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:41 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:41 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:41 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:41 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:41 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:41 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:41 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:41 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:41 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:42 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:42 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017645
2023-11-04 08:47:42 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:42 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:42 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:42 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:42 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:47:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:42 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:42 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:42 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:42 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:42 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:43 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:41.236148 End time: 2023-11-04 08:47:42.570338
2023-11-04 08:47:43 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:43 INFO tclean::::casa ##########################################
2023-11-04 08:47:43 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:43 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:43 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:47:43 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:43 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:43 2023******
2023-11-04 08:47:43 INFO ImageFitter::fit+
2023-11-04 08:47:43 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:43 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:43 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:43 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:43 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:43 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:43 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:43 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:43 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:43 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:43 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:47:43 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:43 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:43 INFO imstat::::casa ##########################################
2023-11-04 08:47:43 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:43 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:47:43 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:43 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:43 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:43 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:43 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:43 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:47:43 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:43 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:43 INFO imstat:::: Values ---
2023-11-04 08:47:43 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:43 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:43 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:43 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam
2023-11-04 08:47:43 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:43 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:47:43 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:43 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:47:43 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:43 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:43 INFO imstat:::: Statistics ---
2023-11-04 08:47:43 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:43 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:43 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:43 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:43 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam
2023-11-04 08:47:43 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2023-11-04 08:47:43 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam
2023-11-04 08:47:43 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam
2023-11-04 08:47:43 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam
2023-11-04 08:47:43 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:43 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:43 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:43 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:43 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:43 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:43 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
2023-11-04 08:47:43 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:42.621362 End time: 2023-11-04 08:47:42.642415
2023-11-04 08:47:43 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:43 INFO imstat::::casa ##########################################
2023-11-04 08:47:43 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:43 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:43 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 0.699877030rad' )
2023-11-04 08:47:43 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:43 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:43 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:43 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:43 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:43 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:43 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:43 INFO MSTransformManager::open Select data
2023-11-04 08:47:43 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:43 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 0.699877030rad successfully parsed
2023-11-04 08:47:43 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:42.655137 End time: 2023-11-04 08:47:43.051404
2023-11-04 08:47:43 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:43 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:43 INFO tclean::::casa ##########################################
2023-11-04 08:47:43 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:43 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:43 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:43 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:43 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:43 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:43 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015233
2023-11-04 08:47:43 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:44 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:44 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:44 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:47:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:44 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:44 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:44 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:44 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:44 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:44 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:43.077451 End time: 2023-11-04 08:47:44.455398
2023-11-04 08:47:44 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:44 INFO tclean::::casa ##########################################
2023-11-04 08:47:44 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:44 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:44 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)
2023-11-04 08:47:44 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:44 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:44 2023******
2023-11-04 08:47:44 INFO ImageFitter::fit+
2023-11-04 08:47:44 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:44 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:44 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:44 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:44 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:44 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:44 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:44 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:44 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:44 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:44 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)
2023-11-04 08:47:44 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:45 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:45 INFO imstat::::casa ##########################################
2023-11-04 08:47:45 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:45 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 )
2023-11-04 08:47:45 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:45 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:45 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:45 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:45 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:45 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)
2023-11-04 08:47:45 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:45 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:45 INFO imstat:::: Values ---
2023-11-04 08:47:45 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:45 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:45 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:45 INFO imstat:::: -- minimum value [min]: -7.77738e-05 Jy/beam
2023-11-04 08:47:45 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:45 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:47:45 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:45 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:47:45 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:45 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:45 INFO imstat:::: Statistics ---
2023-11-04 08:47:45 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:45 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:45 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:45 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:45 INFO imstat:::: -- Median of the pixel values [median]: -1.86662e-05 Jy/beam
2023-11-04 08:47:45 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73577e-05 Jy/beam
2023-11-04 08:47:45 INFO imstat:::: -- IQR [quartile]: 3.56242e-05 Jy/beam
2023-11-04 08:47:45 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam
2023-11-04 08:47:45 INFO imstat:::: -- Third quartile [q3]: 1.11673e-06 Jy/beam
2023-11-04 08:47:45 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:45 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:45 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:45 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:45 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:45 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:45 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
2023-11-04 08:47:45 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:44.509378 End time: 2023-11-04 08:47:44.531908
2023-11-04 08:47:45 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:45 INFO imstat::::casa ##########################################
2023-11-04 08:47:45 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:45 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:45 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 40d06m00' )
2023-11-04 08:47:45 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:45 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:45 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:45 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:45 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:45 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:45 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:45 INFO MSTransformManager::open Select data
2023-11-04 08:47:45 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:45 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40d06m00 successfully parsed
2023-11-04 08:47:45 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:45 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:44.545418 End time: 2023-11-04 08:47:45.000210
2023-11-04 08:47:45 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:45 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:45 INFO tclean::::casa ##########################################
2023-11-04 08:47:45 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:45 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:45 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:45 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:45 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:45 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:45 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:45 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:45 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:45 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:45 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:45 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:45 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018767
2023-11-04 08:47:45 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:45 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:47:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:46 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:46 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:46 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:46 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:46 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:46 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:45.021557 End time: 2023-11-04 08:47:46.392128
2023-11-04 08:47:46 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:46 INFO tclean::::casa ##########################################
2023-11-04 08:47:46 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:46 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:46 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)
2023-11-04 08:47:46 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:46 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:46 2023******
2023-11-04 08:47:46 INFO ImageFitter::fit+
2023-11-04 08:47:46 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:46 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:46 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:46 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:46 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:46 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:46 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:46 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:46 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:46 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:46 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)
2023-11-04 08:47:46 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:46 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:46 INFO imstat::::casa ##########################################
2023-11-04 08:47:46 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:46 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 )
2023-11-04 08:47:46 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:46 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:46 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:46 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:46 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:46 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)
2023-11-04 08:47:46 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:46 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:46 INFO imstat:::: Values ---
2023-11-04 08:47:46 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:46 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:46 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:46 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam
2023-11-04 08:47:46 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:46 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:47:46 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:46 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2023-11-04 08:47:46 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:46 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:46 INFO imstat:::: Statistics ---
2023-11-04 08:47:46 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:46 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:46 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:46 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:46 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam
2023-11-04 08:47:46 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam
2023-11-04 08:47:46 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam
2023-11-04 08:47:46 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam
2023-11-04 08:47:46 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam
2023-11-04 08:47:46 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:46 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:46 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:46 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:46 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:46 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:46 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
2023-11-04 08:47:46 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:46.454149 End time: 2023-11-04 08:47:46.478432
2023-11-04 08:47:46 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:46 INFO imstat::::casa ##########################################
2023-11-04 08:47:46 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:46 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:46 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 5.209080597rad 02:40:24.0000' )
2023-11-04 08:47:47 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:47 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:47 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:47 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:47 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:47 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:47 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:47 INFO MSTransformManager::open Select data
2023-11-04 08:47:47 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 ".".
2023-11-04 08:47:47 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 02:40:24.0000 successfully parsed
2023-11-04 08:47:47 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:47 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:46.491392 End time: 2023-11-04 08:47:46.900385
2023-11-04 08:47:47 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:47 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:47 INFO tclean::::casa ##########################################
2023-11-04 08:47:47 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:47 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:47 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:47 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:47 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:47 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:47 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:47 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:47 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:47 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:47 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:47 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:47 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:47 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01636
2023-11-04 08:47:47 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:47 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:47:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:48 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:48 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:48 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:48 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:48 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:48 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:46.923723 End time: 2023-11-04 08:47:48.418643
2023-11-04 08:47:48 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:48 INFO tclean::::casa ##########################################
2023-11-04 08:47:48 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:48 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:48 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)
2023-11-04 08:47:48 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:48 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:48 2023******
2023-11-04 08:47:48 INFO ImageFitter::fit+
2023-11-04 08:47:48 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:48 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:48 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:48 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:48 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:48 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:48 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:48 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:48 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:48 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:48 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)
2023-11-04 08:47:48 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:48 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:48 INFO imstat::::casa ##########################################
2023-11-04 08:47:48 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:48 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 )
2023-11-04 08:47:48 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:48 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:48 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:48 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:48 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:48 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)
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:48 INFO imstat:::: Values ---
2023-11-04 08:47:48 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:48 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:48 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:48 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam
2023-11-04 08:47:48 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:48 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:47:48 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:48 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2023-11-04 08:47:48 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:48 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:48 INFO imstat:::: Statistics ---
2023-11-04 08:47:48 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:48 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:48 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:48 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:48 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam
2023-11-04 08:47:48 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam
2023-11-04 08:47:48 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam
2023-11-04 08:47:48 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam
2023-11-04 08:47:48 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:48 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778010e-05 4.999996e+00
2023-11-04 08:47:48 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:48.473134 End time: 2023-11-04 08:47:48.495690
2023-11-04 08:47:48 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:48 INFO imstat::::casa ##########################################
2023-11-04 08:47:49 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:49 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:49 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 40.100000000deg' )
2023-11-04 08:47:49 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:49 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:49 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:49 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:49 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:49 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:49 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:49 INFO MSTransformManager::open Select data
2023-11-04 08:47:49 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:49 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40.100000000deg successfully parsed
2023-11-04 08:47:49 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:49 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:48.508376 End time: 2023-11-04 08:47:48.911265
2023-11-04 08:47:49 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:49 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:49 INFO tclean::::casa ##########################################
2023-11-04 08:47:49 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:49 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:49 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:49 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:49 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:49 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:49 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:49 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:49 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:49 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:49 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:49 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015762
2023-11-04 08:47:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:49 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:49 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:49 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:49 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:47:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:50 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:50 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:50 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:50 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:50 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:50 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:48.933786 End time: 2023-11-04 08:47:50.200727
2023-11-04 08:47:50 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:50 INFO tclean::::casa ##########################################
2023-11-04 08:47:50 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:50 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:50 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)
2023-11-04 08:47:50 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:50 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:50 2023******
2023-11-04 08:47:50 INFO ImageFitter::fit+
2023-11-04 08:47:50 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:50 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:50 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:50 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:50 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:50 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:50 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:50 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:50 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:50 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:50 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)
2023-11-04 08:47:50 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:50 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:50 INFO imstat::::casa ##########################################
2023-11-04 08:47:50 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:50 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 )
2023-11-04 08:47:50 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:50 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:50 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:50 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:50 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:50 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)
2023-11-04 08:47:50 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:50 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:50 INFO imstat:::: Values ---
2023-11-04 08:47:50 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:50 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:50 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:50 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam
2023-11-04 08:47:50 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:50 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:47:50 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:50 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2023-11-04 08:47:50 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:50 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:50 INFO imstat:::: Statistics ---
2023-11-04 08:47:50 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:50 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:50 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:50 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:50 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam
2023-11-04 08:47:50 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam
2023-11-04 08:47:50 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam
2023-11-04 08:47:50 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam
2023-11-04 08:47:50 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam
2023-11-04 08:47:50 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:50 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:50 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:50 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:50 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:50 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:50 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
2023-11-04 08:47:50 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:50.243576 End time: 2023-11-04 08:47:50.263624
2023-11-04 08:47:50 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:50 INFO imstat::::casa ##########################################
2023-11-04 08:47:50 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:50 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:50 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 0.699877030rad' )
2023-11-04 08:47:50 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:50 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:50 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:50 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:50 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:50 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:50 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:50 INFO MSTransformManager::open Select data
2023-11-04 08:47:50 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:51 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 0.699877030rad successfully parsed
2023-11-04 08:47:51 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:50.276233 End time: 2023-11-04 08:47:50.726567
2023-11-04 08:47:51 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:51 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:51 INFO tclean::::casa ##########################################
2023-11-04 08:47:51 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:51 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:51 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:51 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:51 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:51 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:51 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:51 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:51 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020045
2023-11-04 08:47:51 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:51 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:51 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:47:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:52 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:52 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:52 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:52 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:52 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:52 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:50.749224 End time: 2023-11-04 08:47:52.161931
2023-11-04 08:47:52 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:52 INFO tclean::::casa ##########################################
2023-11-04 08:47:52 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:52 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:52 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)
2023-11-04 08:47:52 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:52 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:52 2023******
2023-11-04 08:47:52 INFO ImageFitter::fit+
2023-11-04 08:47:52 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:52 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:52 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:52 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:52 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:52 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:52 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:52 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:52 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:52 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:52 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:47:52 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:52 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:52 INFO imstat::::casa ##########################################
2023-11-04 08:47:52 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:52 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 )
2023-11-04 08:47:52 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:52 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:52 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:52 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:52 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:52 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:47:52 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:52 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:52 INFO imstat:::: Values ---
2023-11-04 08:47:52 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:52 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:52 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:52 INFO imstat:::: -- minimum value [min]: -7.77793e-05 Jy/beam
2023-11-04 08:47:52 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:52 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:47:52 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:52 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2023-11-04 08:47:52 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:52 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:52 INFO imstat:::: Statistics ---
2023-11-04 08:47:52 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:52 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:52 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:52 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:52 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam
2023-11-04 08:47:52 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73592e-05 Jy/beam
2023-11-04 08:47:52 INFO imstat:::: -- IQR [quartile]: 3.55982e-05 Jy/beam
2023-11-04 08:47:52 INFO imstat:::: -- First quartile [q1]: -3.45035e-05 Jy/beam
2023-11-04 08:47:52 INFO imstat:::: -- Third quartile [q3]: 1.09469e-06 Jy/beam
2023-11-04 08:47:52 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:52 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:52 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:52 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:52 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:52 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:52 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
2023-11-04 08:47:52 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:52.227273 End time: 2023-11-04 08:47:52.253233
2023-11-04 08:47:52 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:52 INFO imstat::::casa ##########################################
2023-11-04 08:47:52 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:52 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:52 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40d06m0.0019' )
2023-11-04 08:47:52 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:52 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:52 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:52 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:52 INFO MSTransformManager::open Select data
2023-11-04 08:47:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:52 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40d06m0.0019 successfully parsed
2023-11-04 08:47:52 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:52.269750 End time: 2023-11-04 08:47:52.678625
2023-11-04 08:47:53 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:53 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:53 INFO tclean::::casa ##########################################
2023-11-04 08:47:53 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:53 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:53 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:53 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:53 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:53 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:53 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:53 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:53 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:53 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:53 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:53 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:53 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010765
2023-11-04 08:47:53 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:53 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:47:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:54 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:54 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:54 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:54 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:54 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:54 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:52.700562 End time: 2023-11-04 08:47:53.994616
2023-11-04 08:47:54 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:54 INFO tclean::::casa ##########################################
2023-11-04 08:47:54 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:54 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:54 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)
2023-11-04 08:47:54 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:54 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:54 2023******
2023-11-04 08:47:54 INFO ImageFitter::fit+
2023-11-04 08:47:54 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:54 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:54 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:54 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:54 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:54 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:54 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:54 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:54 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:54 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:54 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)
2023-11-04 08:47:54 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:54 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:54 INFO imstat::::casa ##########################################
2023-11-04 08:47:54 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:54 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 )
2023-11-04 08:47:54 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:54 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:54 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:54 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:54 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:54 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)
2023-11-04 08:47:54 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:54 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:54 INFO imstat:::: Values ---
2023-11-04 08:47:54 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:54 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:54 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:54 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2023-11-04 08:47:54 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:54 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:47:54 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:54 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2023-11-04 08:47:54 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:54 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:54 INFO imstat:::: Statistics ---
2023-11-04 08:47:54 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:54 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:54 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:54 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:54 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam
2023-11-04 08:47:54 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam
2023-11-04 08:47:54 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam
2023-11-04 08:47:54 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam
2023-11-04 08:47:54 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam
2023-11-04 08:47:54 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:54 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:54 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:54 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:54 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:54 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:54 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
2023-11-04 08:47:54 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:54.048422 End time: 2023-11-04 08:47:54.070223
2023-11-04 08:47:54 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:54 INFO imstat::::casa ##########################################
2023-11-04 08:47:54 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:54 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:54 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 02:40:24.0001' )
2023-11-04 08:47:54 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:54 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:54 INFO MSTransformManager::open Select data
2023-11-04 08:47:54 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 ".".
2023-11-04 08:47:54 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 02:40:24.0001 successfully parsed
2023-11-04 08:47:54 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:54 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:54.082796 End time: 2023-11-04 08:47:54.492656
2023-11-04 08:47:54 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:54 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:55 INFO tclean::::casa ##########################################
2023-11-04 08:47:55 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:55 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:55 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:55 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:55 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:55 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:55 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:55 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:55 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:55 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:55 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:55 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:55 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.0176
2023-11-04 08:47:55 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:55 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:47:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:56 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:56 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:56 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:56 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:56 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:56 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:54.520395 End time: 2023-11-04 08:47:55.855752
2023-11-04 08:47:56 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:56 INFO tclean::::casa ##########################################
2023-11-04 08:47:56 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:56 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:56 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)
2023-11-04 08:47:56 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:56 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:56 2023******
2023-11-04 08:47:56 INFO ImageFitter::fit+
2023-11-04 08:47:56 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:56 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:56 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:56 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:56 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:56 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:56 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:56 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:56 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:56 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:56 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)
2023-11-04 08:47:56 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:56 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:56 INFO imstat::::casa ##########################################
2023-11-04 08:47:56 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:56 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 )
2023-11-04 08:47:56 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:56 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:56 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:56 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:56 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:56 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)
2023-11-04 08:47:56 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:56 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:56 INFO imstat:::: Values ---
2023-11-04 08:47:56 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:56 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:56 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:56 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam
2023-11-04 08:47:56 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:56 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:47:56 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:56 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz
2023-11-04 08:47:56 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:56 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:56 INFO imstat:::: Statistics ---
2023-11-04 08:47:56 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:56 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:56 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:56 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:56 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam
2023-11-04 08:47:56 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam
2023-11-04 08:47:56 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam
2023-11-04 08:47:56 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam
2023-11-04 08:47:56 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam
2023-11-04 08:47:56 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:56 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:56 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:56 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:56 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:56 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:56 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
2023-11-04 08:47:56 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:55.895745 End time: 2023-11-04 08:47:55.915740
2023-11-04 08:47:56 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:56 INFO imstat::::casa ##########################################
2023-11-04 08:47:56 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:56 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:56 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40.100000528deg' )
2023-11-04 08:47:56 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:56 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:56 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:56 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:56 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:56 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:56 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:56 INFO MSTransformManager::open Select data
2023-11-04 08:47:56 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:56 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40.100000528deg successfully parsed
2023-11-04 08:47:56 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:56 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:55.928448 End time: 2023-11-04 08:47:56.391393
2023-11-04 08:47:56 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:56 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:56 INFO tclean::::casa ##########################################
2023-11-04 08:47:56 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:56 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:56 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:56 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:56 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:57 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:57 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:57 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009933
2023-11-04 08:47:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:47:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:57 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:58 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:58 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:58 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:58 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:58 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:56.428294 End time: 2023-11-04 08:47:57.609509
2023-11-04 08:47:58 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:58 INFO tclean::::casa ##########################################
2023-11-04 08:47:58 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:58 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:58 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:47:58 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:58 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:58 2023******
2023-11-04 08:47:58 INFO ImageFitter::fit+
2023-11-04 08:47:58 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:58 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:58 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:58 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:58 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:58 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:58 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:58 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:58 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:58 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:58 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:47:58 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:58 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:58 INFO imstat::::casa ##########################################
2023-11-04 08:47:58 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:58 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:47:58 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:58 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:58 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:58 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:58 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:58 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:47:58 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:58 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:47:58 INFO imstat:::: Values ---
2023-11-04 08:47:58 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:47:58 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:47:58 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:47:58 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2023-11-04 08:47:58 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:47:58 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:47:58 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:47:58 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2023-11-04 08:47:58 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:47:58 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:47:58 INFO imstat:::: Statistics ---
2023-11-04 08:47:58 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:47:58 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:47:58 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:47:58 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:47:58 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2023-11-04 08:47:58 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam
2023-11-04 08:47:58 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam
2023-11-04 08:47:58 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam
2023-11-04 08:47:58 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam
2023-11-04 08:47:58 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:47:58 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:47:58 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:47:58 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:47:58 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:47:58 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:47:58 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
2023-11-04 08:47:58 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:57.652450 End time: 2023-11-04 08:47:57.673719
2023-11-04 08:47:58 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:47:58 INFO imstat::::casa ##########################################
2023-11-04 08:47:58 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:58 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:47:58 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 0.699877039rad' )
2023-11-04 08:47:58 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:47:58 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:47:58 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:47:58 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:47:58 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:47:58 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:47:58 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:47:58 INFO MSTransformManager::open Select data
2023-11-04 08:47:58 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:47:58 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 0.699877039rad successfully parsed
2023-11-04 08:47:58 INFO phaseshift::::casa Shift phase center
2023-11-04 08:47:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:57.687517 End time: 2023-11-04 08:47:58.085884
2023-11-04 08:47:58 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:47:58 INFO phaseshift::::casa ##########################################
2023-11-04 08:47:58 INFO tclean::::casa ##########################################
2023-11-04 08:47:58 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:47:58 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:47:58 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:47:58 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:47:58 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:47:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:47:58 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:47:58 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:47:58 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:47:58 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:47:58 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:47:58 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:47:58 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:47:58 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:47:58 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010062
2023-11-04 08:47:58 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:58 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:47:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:47:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:47:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:47:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:47:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:47:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:47:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:47:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:47:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:47:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:47:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:47:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:47:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:47:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:47:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:47:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:47:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:47:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:47:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:47:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:47:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:47:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:47:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:47:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:47:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:47:59 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:47:59 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:47:59 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:47:59 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:47:59 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:47:59 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:47:58.107993 End time: 2023-11-04 08:47:59.447075
2023-11-04 08:47:59 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:47:59 INFO tclean::::casa ##########################################
2023-11-04 08:47:59 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:47:59 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:59 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:47:59 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:47:59 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:47:59 2023******
2023-11-04 08:47:59 INFO ImageFitter::fit+
2023-11-04 08:47:59 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:47:59 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:47:59 INFO ImageFitter::fit+ --- region:
2023-11-04 08:47:59 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:47:59 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:47:59 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:47:59 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:47:59 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:47:59 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:47:59 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:59 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:47:59 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:47:59 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:47:59 INFO imstat::::casa ##########################################
2023-11-04 08:47:59 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:47:59 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:47:59 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:47:59 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:47:59 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:47:59 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:47:59 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:47:59 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:47:59 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:47:59 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:47:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:47:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:47:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:47:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:00 INFO imstat:::: Values ---
2023-11-04 08:48:00 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:00 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:00 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:00 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam
2023-11-04 08:48:00 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:00 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:00 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:00 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2023-11-04 08:48:00 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:00 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:00 INFO imstat:::: Statistics ---
2023-11-04 08:48:00 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:00 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:00 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:00 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:00 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam
2023-11-04 08:48:00 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam
2023-11-04 08:48:00 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam
2023-11-04 08:48:00 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam
2023-11-04 08:48:00 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam
2023-11-04 08:48:00 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:00 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:00 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:00 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:00 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:00 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:00 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
2023-11-04 08:48:00 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:47:59.488251 End time: 2023-11-04 08:47:59.508090
2023-11-04 08:48:00 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:00 INFO imstat::::casa ##########################################
2023-11-04 08:48:00 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:00 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:00 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 40d06m0.0019' )
2023-11-04 08:48:00 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:00 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:00 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:00 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:00 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:00 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:00 INFO MSTransformManager::open Select data
2023-11-04 08:48:00 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:00 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40d06m0.0019 successfully parsed
2023-11-04 08:48:00 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:00 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:47:59.520836 End time: 2023-11-04 08:47:59.978000
2023-11-04 08:48:00 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:00 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:00 INFO tclean::::casa ##########################################
2023-11-04 08:48:00 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:00 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:00 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:00 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:00 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:00 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:00 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:00 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:00 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:00 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:00 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:00 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:00 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014721
2023-11-04 08:48:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:48:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:01 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:01 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:01 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:01 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:01 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:01 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:00.005637 End time: 2023-11-04 08:48:01.366553
2023-11-04 08:48:01 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:01 INFO tclean::::casa ##########################################
2023-11-04 08:48:01 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:01 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:01 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)
2023-11-04 08:48:01 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:01 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:01 2023******
2023-11-04 08:48:01 INFO ImageFitter::fit+
2023-11-04 08:48:01 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:01 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:01 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:01 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:01 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:01 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:01 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:01 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:01 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:01 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:01 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)
2023-11-04 08:48:01 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:01 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:01 INFO imstat::::casa ##########################################
2023-11-04 08:48:01 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:01 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 )
2023-11-04 08:48:01 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:01 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:01 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:01 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:01 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:01 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:48:01 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:01 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:01 INFO imstat:::: Values ---
2023-11-04 08:48:01 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:01 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:01 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:01 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2023-11-04 08:48:01 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:01 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:01 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:01 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2023-11-04 08:48:01 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:01 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:01 INFO imstat:::: Statistics ---
2023-11-04 08:48:01 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:01 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:01 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:01 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:01 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam
2023-11-04 08:48:01 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam
2023-11-04 08:48:01 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam
2023-11-04 08:48:01 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam
2023-11-04 08:48:01 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam
2023-11-04 08:48:01 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:01 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:01 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:01 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:01 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:01 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:01 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
2023-11-04 08:48:01 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:01.434100 End time: 2023-11-04 08:48:01.460414
2023-11-04 08:48:01 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:01 INFO imstat::::casa ##########################################
2023-11-04 08:48:01 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:01 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:01 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 02:40:24.0001' )
2023-11-04 08:48:01 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:01 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:01 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:01 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:02 INFO MSTransformManager::open Select data
2023-11-04 08:48:02 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 ".".
2023-11-04 08:48:02 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 02:40:24.0001 successfully parsed
2023-11-04 08:48:02 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:02 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:01.476328 End time: 2023-11-04 08:48:01.823400
2023-11-04 08:48:02 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:02 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:02 INFO tclean::::casa ##########################################
2023-11-04 08:48:02 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:02 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:02 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:02 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:02 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:02 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:02 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:02 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:02 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:02 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:02 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:02 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:02 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:02 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010089
2023-11-04 08:48:02 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:02 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:03 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:03 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:03 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:03 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:03 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:03 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:01.846373 End time: 2023-11-04 08:48:03.086608
2023-11-04 08:48:03 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:03 INFO tclean::::casa ##########################################
2023-11-04 08:48:03 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:03 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:03 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)
2023-11-04 08:48:03 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:03 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:03 2023******
2023-11-04 08:48:03 INFO ImageFitter::fit+
2023-11-04 08:48:03 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:03 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:03 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:03 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:03 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:03 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:03 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:03 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:03 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:03 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:03 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)
2023-11-04 08:48:03 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:03 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:03 INFO imstat::::casa ##########################################
2023-11-04 08:48:03 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:03 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 )
2023-11-04 08:48:03 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:03 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:03 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:03 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:03 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:03 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:48:03 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:03 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:03 INFO imstat:::: Values ---
2023-11-04 08:48:03 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:03 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:03 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:03 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam
2023-11-04 08:48:03 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:03 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:48:03 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:03 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz
2023-11-04 08:48:03 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:03 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:03 INFO imstat:::: Statistics ---
2023-11-04 08:48:03 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:03 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:03 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:03 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:03 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam
2023-11-04 08:48:03 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam
2023-11-04 08:48:03 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam
2023-11-04 08:48:03 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam
2023-11-04 08:48:03 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam
2023-11-04 08:48:03 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:03 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:03 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:03 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:03 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:03 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:03 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
2023-11-04 08:48:03 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:03.129050 End time: 2023-11-04 08:48:03.150394
2023-11-04 08:48:03 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:03 INFO imstat::::casa ##########################################
2023-11-04 08:48:03 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:03 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:03 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 40.100000528deg' )
2023-11-04 08:48:03 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:03 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:03 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:03 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:03 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:03 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:03 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:03 INFO MSTransformManager::open Select data
2023-11-04 08:48:03 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:03 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40.100000528deg successfully parsed
2023-11-04 08:48:03 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:04 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:03.163148 End time: 2023-11-04 08:48:03.541585
2023-11-04 08:48:04 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:04 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:04 INFO tclean::::casa ##########################################
2023-11-04 08:48:04 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:04 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:04 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:04 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:04 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:04 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:04 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:04 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:04 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:04 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:04 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:04 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:04 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:04 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010788
2023-11-04 08:48:04 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:04 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:04 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:48:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:05 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:05 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:05 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:05 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:05 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:05 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:03.564536 End time: 2023-11-04 08:48:04.739397
2023-11-04 08:48:05 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:05 INFO tclean::::casa ##########################################
2023-11-04 08:48:05 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:05 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:05 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)
2023-11-04 08:48:05 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:05 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:05 2023******
2023-11-04 08:48:05 INFO ImageFitter::fit+
2023-11-04 08:48:05 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:05 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:05 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:05 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:05 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:05 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:05 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:05 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:05 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:05 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:05 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:48:05 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:05 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:05 INFO imstat::::casa ##########################################
2023-11-04 08:48:05 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:05 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 )
2023-11-04 08:48:05 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:05 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:05 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:05 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:05 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:05 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)
2023-11-04 08:48:05 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:05 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:05 INFO imstat:::: Values ---
2023-11-04 08:48:05 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:05 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:05 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:05 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2023-11-04 08:48:05 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:05 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:05 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:05 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2023-11-04 08:48:05 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:05 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:05 INFO imstat:::: Statistics ---
2023-11-04 08:48:05 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:05 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:05 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:05 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:05 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2023-11-04 08:48:05 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam
2023-11-04 08:48:05 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam
2023-11-04 08:48:05 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam
2023-11-04 08:48:05 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam
2023-11-04 08:48:05 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:05 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:05 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:05 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:05 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:05 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:05 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
2023-11-04 08:48:05 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:04.780831 End time: 2023-11-04 08:48:04.801621
2023-11-04 08:48:05 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:05 INFO imstat::::casa ##########################################
2023-11-04 08:48:05 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:05 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:05 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 19:53:49.9980 0.699877039rad' )
2023-11-04 08:48:05 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:05 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:05 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:05 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:05 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:05 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:05 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:05 INFO MSTransformManager::open Select data
2023-11-04 08:48:05 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:05 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 0.699877039rad successfully parsed
2023-11-04 08:48:05 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:05 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:04.815439 End time: 2023-11-04 08:48:05.196073
2023-11-04 08:48:05 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:05 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:05 INFO tclean::::casa ##########################################
2023-11-04 08:48:05 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:05 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:05 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:05 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:05 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:05 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:05 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:05 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:05 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:05 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:05 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:05 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:05 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:06 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01012
2023-11-04 08:48:06 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:06 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:06 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:48:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:06 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:06 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:06 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:06 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:06 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:07 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:05.240062 End time: 2023-11-04 08:48:06.544747
2023-11-04 08:48:07 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:07 INFO tclean::::casa ##########################################
2023-11-04 08:48:07 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:07 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:07 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:48:07 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:07 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:07 2023******
2023-11-04 08:48:07 INFO ImageFitter::fit+
2023-11-04 08:48:07 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:07 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:07 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:07 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:07 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:07 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:07 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:07 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:07 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:07 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:07 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:48:07 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:07 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:07 INFO imstat::::casa ##########################################
2023-11-04 08:48:07 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:07 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:48:07 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:07 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:07 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:07 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:07 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:07 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:07 INFO imstat:::: Values ---
2023-11-04 08:48:07 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:07 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:07 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:07 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam
2023-11-04 08:48:07 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:07 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:07 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:07 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2023-11-04 08:48:07 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:07 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:07 INFO imstat:::: Statistics ---
2023-11-04 08:48:07 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:07 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:07 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:07 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:07 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam
2023-11-04 08:48:07 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam
2023-11-04 08:48:07 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam
2023-11-04 08:48:07 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam
2023-11-04 08:48:07 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:07 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.778665e-05 4.999996e+00
2023-11-04 08:48:07 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:06.586930 End time: 2023-11-04 08:48:06.606781
2023-11-04 08:48:07 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:07 INFO imstat::::casa ##########################################
2023-11-04 08:48:07 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:07 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:07 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 40d06m0.0019' )
2023-11-04 08:48:07 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:07 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:07 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:07 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:07 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:07 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:07 INFO MSTransformManager::open Select data
2023-11-04 08:48:07 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:07 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40d06m0.0019 successfully parsed
2023-11-04 08:48:07 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:07 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:06.619937 End time: 2023-11-04 08:48:06.975577
2023-11-04 08:48:07 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:07 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:07 INFO tclean::::casa ##########################################
2023-11-04 08:48:07 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:07 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:07 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:07 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:07 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:07 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:07 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:07 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:07 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:07 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:07 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:07 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010283
2023-11-04 08:48:07 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:07 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:07 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:48:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:08 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:08 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:08 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:08 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:08 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:08 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:06.997765 End time: 2023-11-04 08:48:08.237017
2023-11-04 08:48:08 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:08 INFO tclean::::casa ##########################################
2023-11-04 08:48:08 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:08 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:08 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)
2023-11-04 08:48:08 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:08 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:08 2023******
2023-11-04 08:48:08 INFO ImageFitter::fit+
2023-11-04 08:48:08 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:08 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:08 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:08 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:08 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:08 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:08 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:08 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:08 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:08 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:08 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)
2023-11-04 08:48:08 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:08 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:08 INFO imstat::::casa ##########################################
2023-11-04 08:48:08 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:08 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 )
2023-11-04 08:48:08 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:08 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:08 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:08 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:08 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:08 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)
2023-11-04 08:48:08 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:08 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:08 INFO imstat:::: Values ---
2023-11-04 08:48:08 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:08 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:08 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:08 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2023-11-04 08:48:08 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:08 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:08 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:08 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2023-11-04 08:48:08 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:08 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:08 INFO imstat:::: Statistics ---
2023-11-04 08:48:08 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:08 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:08 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:08 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:08 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam
2023-11-04 08:48:08 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam
2023-11-04 08:48:08 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam
2023-11-04 08:48:08 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam
2023-11-04 08:48:08 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam
2023-11-04 08:48:08 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:08 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:08 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:08 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:08 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:08 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:08 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
2023-11-04 08:48:08 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:08.295945 End time: 2023-11-04 08:48:08.320384
2023-11-04 08:48:08 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:08 INFO imstat::::casa ##########################################
2023-11-04 08:48:08 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:08 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:08 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 298.458325000deg 02:40:24.0001' )
2023-11-04 08:48:08 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:08 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:08 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:08 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:08 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:08 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:08 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:08 INFO MSTransformManager::open Select data
2023-11-04 08:48:08 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 ".".
2023-11-04 08:48:09 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 02:40:24.0001 successfully parsed
2023-11-04 08:48:09 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:09 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:08.334656 End time: 2023-11-04 08:48:08.759810
2023-11-04 08:48:09 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:09 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:09 INFO tclean::::casa ##########################################
2023-11-04 08:48:09 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:09 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:09 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:09 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:09 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:09 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:09 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:09 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:09 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.019221
2023-11-04 08:48:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:09 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:09 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:10 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:10 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:10 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:10 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:10 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:10 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:08.805298 End time: 2023-11-04 08:48:10.320049
2023-11-04 08:48:10 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:10 INFO tclean::::casa ##########################################
2023-11-04 08:48:10 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:10 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:10 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)
2023-11-04 08:48:10 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:10 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:10 2023******
2023-11-04 08:48:10 INFO ImageFitter::fit+
2023-11-04 08:48:10 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:10 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:10 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:10 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:10 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:10 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:10 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:10 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:10 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:10 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:10 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)
2023-11-04 08:48:10 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:10 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:10 INFO imstat::::casa ##########################################
2023-11-04 08:48:10 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:10 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 )
2023-11-04 08:48:10 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:10 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:10 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:10 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:10 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:10 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)
2023-11-04 08:48:10 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:10 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:10 INFO imstat:::: Values ---
2023-11-04 08:48:10 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:10 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:10 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:10 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam
2023-11-04 08:48:10 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:10 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:48:10 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:10 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz
2023-11-04 08:48:10 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:10 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:10 INFO imstat:::: Statistics ---
2023-11-04 08:48:10 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:10 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:10 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:10 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:10 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam
2023-11-04 08:48:10 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam
2023-11-04 08:48:10 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam
2023-11-04 08:48:10 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam
2023-11-04 08:48:10 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam
2023-11-04 08:48:10 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:10 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:10 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:10 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:10 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:10 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:10 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
2023-11-04 08:48:10 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:10.384258 End time: 2023-11-04 08:48:10.412716
2023-11-04 08:48:10 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:10 INFO imstat::::casa ##########################################
2023-11-04 08:48:10 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:10 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:10 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 298.458325000deg 40.100000528deg' )
2023-11-04 08:48:10 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:10 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:10 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:10 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:10 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:10 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:10 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:10 INFO MSTransformManager::open Select data
2023-11-04 08:48:10 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:11 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40.100000528deg successfully parsed
2023-11-04 08:48:11 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:10.428482 End time: 2023-11-04 08:48:10.901180
2023-11-04 08:48:11 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:11 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:11 INFO tclean::::casa ##########################################
2023-11-04 08:48:11 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:11 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:11 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:11 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:11 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:11 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:11 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010425
2023-11-04 08:48:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:11 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:11 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:48:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:12 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:12 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:12 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:12 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:12 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:12 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:10.923123 End time: 2023-11-04 08:48:12.234832
2023-11-04 08:48:12 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:12 INFO tclean::::casa ##########################################
2023-11-04 08:48:12 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:12 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:12 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:48:12 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:12 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:12 2023******
2023-11-04 08:48:12 INFO ImageFitter::fit+
2023-11-04 08:48:12 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:12 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:12 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:12 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:12 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:12 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:12 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:12 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:12 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:12 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:12 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:48:12 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:12 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:12 INFO imstat::::casa ##########################################
2023-11-04 08:48:12 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:12 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:48:12 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:12 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:12 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:12 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:12 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:12 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:48:12 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:12 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:12 INFO imstat:::: Values ---
2023-11-04 08:48:12 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:12 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:12 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:12 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2023-11-04 08:48:12 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:12 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:12 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:12 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2023-11-04 08:48:12 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:12 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:12 INFO imstat:::: Statistics ---
2023-11-04 08:48:12 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:12 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:12 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:12 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:12 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2023-11-04 08:48:12 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam
2023-11-04 08:48:12 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam
2023-11-04 08:48:12 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam
2023-11-04 08:48:12 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam
2023-11-04 08:48:12 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:12 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:12 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:12 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:12 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:12 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:12 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
2023-11-04 08:48:12 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:12.293112 End time: 2023-11-04 08:48:12.324031
2023-11-04 08:48:12 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:12 INFO imstat::::casa ##########################################
2023-11-04 08:48:12 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:12 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:12 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 0.699877039rad' )
2023-11-04 08:48:12 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:12 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:12 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:12 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:12 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:12 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:12 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:12 INFO MSTransformManager::open Select data
2023-11-04 08:48:12 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:13 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 0.699877039rad successfully parsed
2023-11-04 08:48:13 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:13 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:12.337688 End time: 2023-11-04 08:48:12.832442
2023-11-04 08:48:13 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:13 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:13 INFO tclean::::casa ##########################################
2023-11-04 08:48:13 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:13 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:13 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:13 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:13 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:13 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:13 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:13 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:13 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:13 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:13 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:13 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:13 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:13 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010098
2023-11-04 08:48:13 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:13 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:13 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:13 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:13 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:48:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:14 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:14 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:14 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:14 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:14 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:12.870709 End time: 2023-11-04 08:48:14.124698
2023-11-04 08:48:14 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:14 INFO tclean::::casa ##########################################
2023-11-04 08:48:14 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:14 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:14 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:48:14 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:14 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:14 2023******
2023-11-04 08:48:14 INFO ImageFitter::fit+
2023-11-04 08:48:14 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:14 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:14 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:14 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:14 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:14 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:14 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:14 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:14 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:14 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:14 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:48:14 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:14 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:14 INFO imstat::::casa ##########################################
2023-11-04 08:48:14 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:14 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:48:14 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:14 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:14 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:14 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:14 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:14 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:48:14 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:14 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:14 INFO imstat:::: Values ---
2023-11-04 08:48:14 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:14 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:14 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:14 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam
2023-11-04 08:48:14 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:14 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:14 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:14 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2023-11-04 08:48:14 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:14 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:14 INFO imstat:::: Statistics ---
2023-11-04 08:48:14 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:14 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:14 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:14 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:14 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam
2023-11-04 08:48:14 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam
2023-11-04 08:48:14 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam
2023-11-04 08:48:14 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam
2023-11-04 08:48:14 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam
2023-11-04 08:48:14 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:14 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:14 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:14 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:14 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:14 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:14 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
2023-11-04 08:48:14 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:14.195188 End time: 2023-11-04 08:48:14.221839
2023-11-04 08:48:14 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:14 INFO imstat::::casa ##########################################
2023-11-04 08:48:14 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:14 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:14 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 40d06m0.0019' )
2023-11-04 08:48:14 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:14 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:14 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:14 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:14 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:14 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:14 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:14 INFO MSTransformManager::open Select data
2023-11-04 08:48:14 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:14 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40d06m0.0019 successfully parsed
2023-11-04 08:48:14 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:14.237755 End time: 2023-11-04 08:48:14.708235
2023-11-04 08:48:15 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:15 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:15 INFO tclean::::casa ##########################################
2023-11-04 08:48:15 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:15 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:15 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:15 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:15 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:15 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:15 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:15 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:15 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:15 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:15 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:15 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:15 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:15 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020977
2023-11-04 08:48:15 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:15 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:15 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:16 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:16 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:16 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:16 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:16 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:16 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:14.731070 End time: 2023-11-04 08:48:16.261427
2023-11-04 08:48:16 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:16 INFO tclean::::casa ##########################################
2023-11-04 08:48:16 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:16 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:16 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)
2023-11-04 08:48:16 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:16 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:16 2023******
2023-11-04 08:48:16 INFO ImageFitter::fit+
2023-11-04 08:48:16 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:16 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:16 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:16 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:16 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:16 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:16 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:16 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:16 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:16 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:16 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)
2023-11-04 08:48:16 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:16 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:16 INFO imstat::::casa ##########################################
2023-11-04 08:48:16 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:16 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 )
2023-11-04 08:48:16 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:16 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:16 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:16 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:16 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:16 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)
2023-11-04 08:48:16 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:16 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:16 INFO imstat:::: Values ---
2023-11-04 08:48:16 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:16 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:16 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:16 INFO imstat:::: -- minimum value [min]: -7.77984e-05 Jy/beam
2023-11-04 08:48:16 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:16 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:16 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:16 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2023-11-04 08:48:16 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:16 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:16 INFO imstat:::: Statistics ---
2023-11-04 08:48:16 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:16 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:16 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:16 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:16 INFO imstat:::: -- Median of the pixel values [median]: -1.86704e-05 Jy/beam
2023-11-04 08:48:16 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7365e-05 Jy/beam
2023-11-04 08:48:16 INFO imstat:::: -- IQR [quartile]: 3.56348e-05 Jy/beam
2023-11-04 08:48:16 INFO imstat:::: -- First quartile [q1]: -3.45131e-05 Jy/beam
2023-11-04 08:48:16 INFO imstat:::: -- Third quartile [q3]: 1.12172e-06 Jy/beam
2023-11-04 08:48:16 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:16 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:16 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:16 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:16 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:16 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:16 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
2023-11-04 08:48:16 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:16.328172 End time: 2023-11-04 08:48:16.353069
2023-11-04 08:48:16 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:16 INFO imstat::::casa ##########################################
2023-11-04 08:48:16 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:16 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:16 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 02:40:24.0001' )
2023-11-04 08:48:16 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:16 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:16 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:16 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:16 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:16 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:16 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:16 INFO MSTransformManager::open Select data
2023-11-04 08:48:16 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0001" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2023-11-04 08:48:17 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 02:40:24.0001 successfully parsed
2023-11-04 08:48:17 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:17 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:16.367899 End time: 2023-11-04 08:48:16.808893
2023-11-04 08:48:17 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:17 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:17 INFO tclean::::casa ##########################################
2023-11-04 08:48:17 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:17 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:17 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:17 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:17 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:17 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:17 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:17 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:17 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:17 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:17 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:17 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:17 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:17 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:17 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01044
2023-11-04 08:48:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:17 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:18 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:18 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:18 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:18 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:18 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:18 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:16.837246 End time: 2023-11-04 08:48:18.103706
2023-11-04 08:48:18 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:18 INFO tclean::::casa ##########################################
2023-11-04 08:48:18 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:18 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:18 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)
2023-11-04 08:48:18 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:18 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:18 2023******
2023-11-04 08:48:18 INFO ImageFitter::fit+
2023-11-04 08:48:18 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:18 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:18 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:18 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:18 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:18 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:18 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:18 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:18 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:18 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:18 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)
2023-11-04 08:48:18 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116894 Jy
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126508 Jy
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:18 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:18 INFO imstat::::casa ##########################################
2023-11-04 08:48:18 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:18 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 )
2023-11-04 08:48:18 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:18 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:18 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:18 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:18 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:18 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)
2023-11-04 08:48:18 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:18 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:18 INFO imstat:::: Values ---
2023-11-04 08:48:18 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:18 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:18 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:18 INFO imstat:::: -- minimum value [min]: -7.78076e-05 Jy/beam
2023-11-04 08:48:18 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:18 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:48:18 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:18 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz
2023-11-04 08:48:18 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:18 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:18 INFO imstat:::: Statistics ---
2023-11-04 08:48:18 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:18 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:18 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:18 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:18 INFO imstat:::: -- Median of the pixel values [median]: -1.86848e-05 Jy/beam
2023-11-04 08:48:18 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73951e-05 Jy/beam
2023-11-04 08:48:18 INFO imstat:::: -- IQR [quartile]: 3.56676e-05 Jy/beam
2023-11-04 08:48:18 INFO imstat:::: -- First quartile [q1]: -3.45186e-05 Jy/beam
2023-11-04 08:48:18 INFO imstat:::: -- Third quartile [q3]: 1.14894e-06 Jy/beam
2023-11-04 08:48:18 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:18 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:18 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:18 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:18 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:18 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:18 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
2023-11-04 08:48:18 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:18.163916 End time: 2023-11-04 08:48:18.188520
2023-11-04 08:48:18 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:18 INFO imstat::::casa ##########################################
2023-11-04 08:48:18 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:18 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:18 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 40.100000528deg' )
2023-11-04 08:48:18 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:18 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:18 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:18 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:18 INFO MSTransformManager::open Select data
2023-11-04 08:48:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:18 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40.100000528deg successfully parsed
2023-11-04 08:48:18 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:19 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:18.202531 End time: 2023-11-04 08:48:18.566918
2023-11-04 08:48:19 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:19 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:19 INFO tclean::::casa ##########################################
2023-11-04 08:48:19 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:19 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:19 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:19 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:19 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:19 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:19 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:19 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:19 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:19 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:19 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:19 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:19 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:19 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018928
2023-11-04 08:48:19 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:19 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:19 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:48:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:20 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:20 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:20 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:20 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:20 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:20 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:18.588781 End time: 2023-11-04 08:48:19.963464
2023-11-04 08:48:20 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:20 INFO tclean::::casa ##########################################
2023-11-04 08:48:20 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:20 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:20 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:48:20 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:20 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:20 2023******
2023-11-04 08:48:20 INFO ImageFitter::fit+
2023-11-04 08:48:20 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:20 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:20 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:20 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:20 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:20 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:20 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:20 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:20 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:20 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:20 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:48:20 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116882 Jy
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:20 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:20 INFO imstat::::casa ##########################################
2023-11-04 08:48:20 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:20 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:48:20 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:20 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:20 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:20 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:20 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:20 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:48:20 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:20 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:20 INFO imstat:::: Values ---
2023-11-04 08:48:20 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:20 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:20 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:20 INFO imstat:::: -- minimum value [min]: -7.77982e-05 Jy/beam
2023-11-04 08:48:20 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:20 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:20 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:20 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2023-11-04 08:48:20 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:20 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:20 INFO imstat:::: Statistics ---
2023-11-04 08:48:20 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:20 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:20 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:20 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:20 INFO imstat:::: -- Median of the pixel values [median]: -1.86711e-05 Jy/beam
2023-11-04 08:48:20 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73646e-05 Jy/beam
2023-11-04 08:48:20 INFO imstat:::: -- IQR [quartile]: 3.56367e-05 Jy/beam
2023-11-04 08:48:20 INFO imstat:::: -- First quartile [q1]: -3.45138e-05 Jy/beam
2023-11-04 08:48:20 INFO imstat:::: -- Third quartile [q3]: 1.12291e-06 Jy/beam
2023-11-04 08:48:20 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:20 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:20 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:20 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:20 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:20 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:20 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
2023-11-04 08:48:20 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:20.008654 End time: 2023-11-04 08:48:20.031903
2023-11-04 08:48:20 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:20 INFO imstat::::casa ##########################################
2023-11-04 08:48:20 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:20 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:20 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 0.699877039rad' )
2023-11-04 08:48:20 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:20 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:20 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:20 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:20 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:20 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:20 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:20 INFO MSTransformManager::open Select data
2023-11-04 08:48:20 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:20 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 0.699877039rad successfully parsed
2023-11-04 08:48:20 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:20 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:20.046222 End time: 2023-11-04 08:48:20.488417
2023-11-04 08:48:20 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:20 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:21 INFO tclean::::casa ##########################################
2023-11-04 08:48:21 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:21 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:21 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:21 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:21 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:21 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:21 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:21 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:21 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:21 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:21 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:21 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:21 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:21 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01919
2023-11-04 08:48:21 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:21 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:21 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:21 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374443277716637, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852561634033918, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:48:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:22 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:22 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:22 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:22 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:22 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:22 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:20.510019 End time: 2023-11-04 08:48:21.980765
2023-11-04 08:48:22 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:22 INFO tclean::::casa ##########################################
2023-11-04 08:48:22 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:22 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:22 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)
2023-11-04 08:48:22 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:22 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:22 2023******
2023-11-04 08:48:22 INFO ImageFitter::fit+
2023-11-04 08:48:22 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:22 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:22 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:22 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:22 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:22 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:22 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:22 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:22 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:22 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:22 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)
2023-11-04 08:48:22 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:22 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:22 INFO imstat::::casa ##########################################
2023-11-04 08:48:22 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:22 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 )
2023-11-04 08:48:22 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:22 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:22 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:22 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:22 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:22 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)
2023-11-04 08:48:22 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:22 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:22 INFO imstat:::: Values ---
2023-11-04 08:48:22 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:22 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:22 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:22 INFO imstat:::: -- minimum value [min]: -7.77898e-05 Jy/beam
2023-11-04 08:48:22 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:22 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:22 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:22 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2023-11-04 08:48:22 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:22 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:22 INFO imstat:::: Statistics ---
2023-11-04 08:48:22 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:22 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:22 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:22 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:22 INFO imstat:::: -- Median of the pixel values [median]: -1.86769e-05 Jy/beam
2023-11-04 08:48:22 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73662e-05 Jy/beam
2023-11-04 08:48:22 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam
2023-11-04 08:48:22 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam
2023-11-04 08:48:22 INFO imstat:::: -- Third quartile [q3]: 1.1187e-06 Jy/beam
2023-11-04 08:48:22 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:22 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:22 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:22 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:22 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:22 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:22 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
2023-11-04 08:48:22 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:22.064790 End time: 2023-11-04 08:48:22.105359
2023-11-04 08:48:22 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:22 INFO imstat::::casa ##########################################
2023-11-04 08:48:22 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:22 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:22 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 +006d21m09.7433' )
2023-11-04 08:48:22 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:22 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:22 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:22 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:22 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:22 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:22 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:22 INFO MSTransformManager::open Select data
2023-11-04 08:48:22 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:22 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 +006d21m09.7433 successfully parsed
2023-11-04 08:48:22 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:23 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:22.130894 End time: 2023-11-04 08:48:22.640495
2023-11-04 08:48:23 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:23 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:23 INFO tclean::::casa ##########################################
2023-11-04 08:48:23 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:23 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:23 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:23 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:23 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:23 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:23 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:23 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:23 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.020584
2023-11-04 08:48:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:23 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:24 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:24 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:24 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:24 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:24 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:24 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:22.679558 End time: 2023-11-04 08:48:24.215569
2023-11-04 08:48:24 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:24 INFO tclean::::casa ##########################################
2023-11-04 08:48:24 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:24 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:24 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)
2023-11-04 08:48:24 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:24 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:24 2023******
2023-11-04 08:48:24 INFO ImageFitter::fit+
2023-11-04 08:48:24 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:24 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:24 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:24 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:24 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:24 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:24 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:24 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:24 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:24 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:24 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)
2023-11-04 08:48:24 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:24 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:24 INFO imstat::::casa ##########################################
2023-11-04 08:48:24 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:24 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 )
2023-11-04 08:48:24 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:24 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:24 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:24 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:24 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:24 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)
2023-11-04 08:48:24 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:24 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:24 INFO imstat:::: Values ---
2023-11-04 08:48:24 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:24 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:24 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:24 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam
2023-11-04 08:48:24 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:24 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:24 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:24 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:24 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:24 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:24 INFO imstat:::: Statistics ---
2023-11-04 08:48:24 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:24 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:24 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:24 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:24 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam
2023-11-04 08:48:24 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam
2023-11-04 08:48:24 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam
2023-11-04 08:48:24 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam
2023-11-04 08:48:24 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam
2023-11-04 08:48:24 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:24 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:24 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:24 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:24 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:24 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:24 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
2023-11-04 08:48:24 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:24.280659 End time: 2023-11-04 08:48:24.306672
2023-11-04 08:48:24 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:24 INFO imstat::::casa ##########################################
2023-11-04 08:48:24 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:24 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:24 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 00:25:24.6496' )
2023-11-04 08:48:24 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:24 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:24 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:24 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:24 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:24 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:24 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:24 INFO MSTransformManager::open Select data
2023-11-04 08:48:24 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 ".".
2023-11-04 08:48:25 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 00:25:24.6496 successfully parsed
2023-11-04 08:48:25 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:24.322243 End time: 2023-11-04 08:48:24.844509
2023-11-04 08:48:25 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:25 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:25 INFO tclean::::casa ##########################################
2023-11-04 08:48:25 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:25 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:25 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:25 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:25 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:25 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:25 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:25 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:25 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:25 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:25 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:25 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:25 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:25 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.012856
2023-11-04 08:48:25 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:25 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:25 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:26 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:26 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:26 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:26 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:26 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:26 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:24.880099 End time: 2023-11-04 08:48:26.327935
2023-11-04 08:48:26 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:26 INFO tclean::::casa ##########################################
2023-11-04 08:48:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:26 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:26 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:48:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:26 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:26 2023******
2023-11-04 08:48:26 INFO ImageFitter::fit+
2023-11-04 08:48:26 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:26 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:26 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:26 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:26 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:26 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:26 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:26 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:26 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:48:26 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:26 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:26 INFO imstat::::casa ##########################################
2023-11-04 08:48:26 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:26 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:48:26 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:26 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:26 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:26 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:26 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:26 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)
2023-11-04 08:48:26 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:26 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2023-11-04 08:48:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2023-11-04 08:48:26 INFO imstat:::: Values ---
2023-11-04 08:48:26 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:26 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:26 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:26 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam
2023-11-04 08:48:26 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:26 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:26 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:26 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:26 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:26 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:26 INFO imstat:::: Statistics ---
2023-11-04 08:48:26 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:26 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:26 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:26 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:26 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam
2023-11-04 08:48:26 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam
2023-11-04 08:48:26 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam
2023-11-04 08:48:26 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam
2023-11-04 08:48:26 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam
2023-11-04 08:48:26 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:26 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:26 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:26 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:26 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:26 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:26 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
2023-11-04 08:48:26 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:26.381544 End time: 2023-11-04 08:48:26.404365
2023-11-04 08:48:26 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:26 INFO imstat::::casa ##########################################
2023-11-04 08:48:26 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:26 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:26 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 6.352706472deg' )
2023-11-04 08:48:26 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:26 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:26 INFO MSTransformManager::open Select data
2023-11-04 08:48:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:27 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 6.352706472deg successfully parsed
2023-11-04 08:48:27 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:27 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:26.416807 End time: 2023-11-04 08:48:26.855888
2023-11-04 08:48:27 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:27 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:27 INFO tclean::::casa ##########################################
2023-11-04 08:48:27 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:27 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:27 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:27 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:27 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:27 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:27 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:27 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:27 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:27 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:27 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:27 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:27 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:27 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015329
2023-11-04 08:48:27 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:27 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:28 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:28 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:28 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:28 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:28 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:28 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:26.894779 End time: 2023-11-04 08:48:28.303185
2023-11-04 08:48:28 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:28 INFO tclean::::casa ##########################################
2023-11-04 08:48:28 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:28 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:28 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:48:28 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:28 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:28 2023******
2023-11-04 08:48:28 INFO ImageFitter::fit+
2023-11-04 08:48:28 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:28 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:28 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:28 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:28 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:28 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:28 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:28 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:28 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:28 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:28 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:48:28 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:28 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:28 INFO imstat::::casa ##########################################
2023-11-04 08:48:28 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:28 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 )
2023-11-04 08:48:28 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:28 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:28 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:28 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:28 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:28 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)
2023-11-04 08:48:28 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:28 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:28 INFO imstat:::: Values ---
2023-11-04 08:48:28 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:28 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:28 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:28 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam
2023-11-04 08:48:28 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:28 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:28 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:28 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:28 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:28 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:28 INFO imstat:::: Statistics ---
2023-11-04 08:48:28 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:28 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:28 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:28 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:28 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam
2023-11-04 08:48:28 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam
2023-11-04 08:48:28 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam
2023-11-04 08:48:28 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam
2023-11-04 08:48:28 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam
2023-11-04 08:48:28 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:28 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:28 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:28 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:28 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:28 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:28 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
2023-11-04 08:48:28 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:28.375373 End time: 2023-11-04 08:48:28.403318
2023-11-04 08:48:28 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:28 INFO imstat::::casa ##########################################
2023-11-04 08:48:28 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:28 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:28 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 0.110875644rad' )
2023-11-04 08:48:28 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:28 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:28 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:28 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:28 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:28 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:28 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:28 INFO MSTransformManager::open Select data
2023-11-04 08:48:28 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:29 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 0.110875644rad successfully parsed
2023-11-04 08:48:29 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:29 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:28.419337 End time: 2023-11-04 08:48:28.905822
2023-11-04 08:48:29 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:29 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:29 INFO tclean::::casa ##########################################
2023-11-04 08:48:29 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:29 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:29 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:29 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:29 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:29 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:29 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:29 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:29 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:29 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013586
2023-11-04 08:48:29 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:30 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:30 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:30 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:30 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:30 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:30 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:28.950816 End time: 2023-11-04 08:48:30.338140
2023-11-04 08:48:30 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:30 INFO tclean::::casa ##########################################
2023-11-04 08:48:30 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:30 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:30 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)
2023-11-04 08:48:30 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:30 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:30 2023******
2023-11-04 08:48:30 INFO ImageFitter::fit+
2023-11-04 08:48:30 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:30 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:30 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:30 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:30 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:30 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:30 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:30 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:30 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:30 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:30 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)
2023-11-04 08:48:30 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:30 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:30 INFO imstat::::casa ##########################################
2023-11-04 08:48:30 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:30 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 )
2023-11-04 08:48:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:30 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:30 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:30 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)
2023-11-04 08:48:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:30 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:30 INFO imstat:::: Values ---
2023-11-04 08:48:30 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:30 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:30 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:30 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam
2023-11-04 08:48:30 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:30 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:48:30 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:30 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2023-11-04 08:48:30 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:30 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:30 INFO imstat:::: Statistics ---
2023-11-04 08:48:30 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:30 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:30 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:30 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:30 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2023-11-04 08:48:30 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam
2023-11-04 08:48:30 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam
2023-11-04 08:48:30 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam
2023-11-04 08:48:30 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam
2023-11-04 08:48:30 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:30 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:30 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:30 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:30 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:30 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:30 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
2023-11-04 08:48:30 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:30.391273 End time: 2023-11-04 08:48:30.413776
2023-11-04 08:48:30 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:30 INFO imstat::::casa ##########################################
2023-11-04 08:48:30 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:30 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:30 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 +006d21m09.7433' )
2023-11-04 08:48:30 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:30 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:30 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:30 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:30 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:30 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:30 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:30 INFO MSTransformManager::open Select data
2023-11-04 08:48:30 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:31 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 +006d21m09.7433 successfully parsed
2023-11-04 08:48:31 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:30.426183 End time: 2023-11-04 08:48:30.879508
2023-11-04 08:48:31 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:31 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:31 INFO tclean::::casa ##########################################
2023-11-04 08:48:31 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:31 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:31 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:31 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:31 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:31 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:31 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:31 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:31 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:31 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:31 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010451
2023-11-04 08:48:31 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:31 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:31 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:32 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:32 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:32 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:32 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:32 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:32 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:30.902117 End time: 2023-11-04 08:48:32.310439
2023-11-04 08:48:32 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:32 INFO tclean::::casa ##########################################
2023-11-04 08:48:32 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:32 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:32 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)
2023-11-04 08:48:32 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:32 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:32 2023******
2023-11-04 08:48:32 INFO ImageFitter::fit+
2023-11-04 08:48:32 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:32 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:32 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:32 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:32 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:32 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:32 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:32 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:32 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:32 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:32 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)
2023-11-04 08:48:32 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:32 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:32 INFO imstat::::casa ##########################################
2023-11-04 08:48:32 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:32 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 )
2023-11-04 08:48:32 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:32 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:32 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:32 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:32 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:32 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)
2023-11-04 08:48:32 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:32 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:32 INFO imstat:::: Values ---
2023-11-04 08:48:32 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:32 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:32 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:32 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam
2023-11-04 08:48:32 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:32 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:32 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:32 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:32 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:32 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:32 INFO imstat:::: Statistics ---
2023-11-04 08:48:32 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:32 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:32 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:32 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:32 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam
2023-11-04 08:48:32 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam
2023-11-04 08:48:32 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam
2023-11-04 08:48:32 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam
2023-11-04 08:48:32 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam
2023-11-04 08:48:32 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:32 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:32 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:32 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:32 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:32 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:32 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
2023-11-04 08:48:32 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:32.352988 End time: 2023-11-04 08:48:32.374290
2023-11-04 08:48:32 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:32 INFO imstat::::casa ##########################################
2023-11-04 08:48:32 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:32 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:32 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 00:25:24.6496' )
2023-11-04 08:48:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:32 INFO MSTransformManager::open Select data
2023-11-04 08:48:32 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 ".".
2023-11-04 08:48:33 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 00:25:24.6496 successfully parsed
2023-11-04 08:48:33 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:32.386583 End time: 2023-11-04 08:48:32.845242
2023-11-04 08:48:33 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:33 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:33 INFO tclean::::casa ##########################################
2023-11-04 08:48:33 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:33 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:33 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:33 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:33 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:33 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009916
2023-11-04 08:48:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:33 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:33 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:33 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:34 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:34 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:34 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:34 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:34 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:34 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:32.870538 End time: 2023-11-04 08:48:34.117996
2023-11-04 08:48:34 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:34 INFO tclean::::casa ##########################################
2023-11-04 08:48:34 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:34 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:34 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:48:34 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:34 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:34 2023******
2023-11-04 08:48:34 INFO ImageFitter::fit+
2023-11-04 08:48:34 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:34 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:34 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:34 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:34 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:34 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:34 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:34 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:34 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:34 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:34 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:48:34 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:34 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:34 INFO imstat::::casa ##########################################
2023-11-04 08:48:34 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:34 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:48:34 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:34 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:34 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:34 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:34 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:34 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)
2023-11-04 08:48:34 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:34 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2023-11-04 08:48:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2023-11-04 08:48:34 INFO imstat:::: Values ---
2023-11-04 08:48:34 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:34 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:34 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:34 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam
2023-11-04 08:48:34 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:34 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:34 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:34 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:34 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:34 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:34 INFO imstat:::: Statistics ---
2023-11-04 08:48:34 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:34 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:34 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:34 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:34 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam
2023-11-04 08:48:34 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam
2023-11-04 08:48:34 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam
2023-11-04 08:48:34 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam
2023-11-04 08:48:34 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam
2023-11-04 08:48:34 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:34 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:34 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:34 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:34 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:34 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:34 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
2023-11-04 08:48:34 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:34.160534 End time: 2023-11-04 08:48:34.181482
2023-11-04 08:48:34 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:34 INFO imstat::::casa ##########################################
2023-11-04 08:48:34 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:34 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:34 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 6.352706472deg' )
2023-11-04 08:48:34 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:34 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:34 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:34 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:34 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:34 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:34 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:34 INFO MSTransformManager::open Select data
2023-11-04 08:48:34 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:34 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 6.352706472deg successfully parsed
2023-11-04 08:48:34 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:35 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:34.194580 End time: 2023-11-04 08:48:34.628030
2023-11-04 08:48:35 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:35 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:35 INFO tclean::::casa ##########################################
2023-11-04 08:48:35 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:35 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:35 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:35 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:35 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:35 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:35 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:35 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:35 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:35 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:35 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:35 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:35 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:35 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010839
2023-11-04 08:48:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:35 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:36 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:36 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:36 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:36 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:36 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:36 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:34.656015 End time: 2023-11-04 08:48:36.006296
2023-11-04 08:48:36 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:36 INFO tclean::::casa ##########################################
2023-11-04 08:48:36 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:36 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:36 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)
2023-11-04 08:48:36 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:36 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:36 2023******
2023-11-04 08:48:36 INFO ImageFitter::fit+
2023-11-04 08:48:36 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:36 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:36 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:36 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:36 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:36 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:36 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:36 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:36 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:36 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:36 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)
2023-11-04 08:48:36 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:36 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:36 INFO imstat::::casa ##########################################
2023-11-04 08:48:36 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:36 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 )
2023-11-04 08:48:36 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:36 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:36 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:36 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:36 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:36 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)
2023-11-04 08:48:36 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:36 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:36 INFO imstat:::: Values ---
2023-11-04 08:48:36 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:36 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:36 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:36 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam
2023-11-04 08:48:36 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:36 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:36 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:36 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:36 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:36 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:36 INFO imstat:::: Statistics ---
2023-11-04 08:48:36 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:36 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:36 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:36 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:36 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam
2023-11-04 08:48:36 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam
2023-11-04 08:48:36 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam
2023-11-04 08:48:36 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam
2023-11-04 08:48:36 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam
2023-11-04 08:48:36 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:36 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:36 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:36 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:36 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:36 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:36 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
2023-11-04 08:48:36 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:36.081598 End time: 2023-11-04 08:48:36.112912
2023-11-04 08:48:36 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:36 INFO imstat::::casa ##########################################
2023-11-04 08:48:36 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:36 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:36 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 05:00:21.5326 0.110875644rad' )
2023-11-04 08:48:36 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:36 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:36 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:36 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:36 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:36 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:36 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:36 INFO MSTransformManager::open Select data
2023-11-04 08:48:36 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:36 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 0.110875644rad successfully parsed
2023-11-04 08:48:36 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:36.130228 End time: 2023-11-04 08:48:36.575400
2023-11-04 08:48:37 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:37 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:37 INFO tclean::::casa ##########################################
2023-11-04 08:48:37 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:37 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:37 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:37 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:37 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:37 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:37 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010166
2023-11-04 08:48:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:38 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:38 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:38 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:38 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:38 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:36.597976 End time: 2023-11-04 08:48:38.032451
2023-11-04 08:48:38 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:38 INFO tclean::::casa ##########################################
2023-11-04 08:48:38 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:38 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:38 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)
2023-11-04 08:48:38 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:38 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:38 2023******
2023-11-04 08:48:38 INFO ImageFitter::fit+
2023-11-04 08:48:38 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:38 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:38 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:38 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:38 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:38 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:38 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:38 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:38 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:38 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:38 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)
2023-11-04 08:48:38 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:38 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:38 INFO imstat::::casa ##########################################
2023-11-04 08:48:38 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:38 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 )
2023-11-04 08:48:38 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:38 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:38 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:38 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:38 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:38 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)
2023-11-04 08:48:38 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:38 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:38 INFO imstat:::: Values ---
2023-11-04 08:48:38 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:38 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:38 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:38 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam
2023-11-04 08:48:38 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:38 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:48:38 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:38 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2023-11-04 08:48:38 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:38 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:38 INFO imstat:::: Statistics ---
2023-11-04 08:48:38 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:38 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:38 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:38 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:38 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2023-11-04 08:48:38 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam
2023-11-04 08:48:38 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam
2023-11-04 08:48:38 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam
2023-11-04 08:48:38 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam
2023-11-04 08:48:38 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:38 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:38 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:38 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:38 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:38 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:38 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
2023-11-04 08:48:38 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:38.072892 End time: 2023-11-04 08:48:38.097032
2023-11-04 08:48:38 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:38 INFO imstat::::casa ##########################################
2023-11-04 08:48:38 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:38 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:38 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg +006d21m09.7433' )
2023-11-04 08:48:38 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:38 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:38 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:38 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:38 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:38 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:38 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:38 INFO MSTransformManager::open Select data
2023-11-04 08:48:38 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:38 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg +006d21m09.7433 successfully parsed
2023-11-04 08:48:38 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:38.110077 End time: 2023-11-04 08:48:38.527553
2023-11-04 08:48:39 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:39 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:39 INFO tclean::::casa ##########################################
2023-11-04 08:48:39 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:39 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:39 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:39 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:39 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:39 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:39 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:39 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:39 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010082
2023-11-04 08:48:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:39 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:40 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:40 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:40 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:40 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:40 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:40 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:38.555513 End time: 2023-11-04 08:48:40.142564
2023-11-04 08:48:40 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:40 INFO tclean::::casa ##########################################
2023-11-04 08:48:40 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:40 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:40 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:48:40 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:40 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:40 2023******
2023-11-04 08:48:40 INFO ImageFitter::fit+
2023-11-04 08:48:40 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:40 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:40 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:40 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:40 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:40 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:40 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:40 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:40 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:40 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:40 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:48:40 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116867 Jy
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126483 Jy
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:40 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:40 INFO imstat::::casa ##########################################
2023-11-04 08:48:40 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:40 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 )
2023-11-04 08:48:40 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:40 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:40 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:40 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:40 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:40 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)
2023-11-04 08:48:40 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:40 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:40 INFO imstat:::: Values ---
2023-11-04 08:48:40 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:40 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:40 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:40 INFO imstat:::: -- minimum value [min]: -7.77768e-05 Jy/beam
2023-11-04 08:48:40 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:40 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:40 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:40 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:40 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:40 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:40 INFO imstat:::: Statistics ---
2023-11-04 08:48:40 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:40 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:40 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:40 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:40 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam
2023-11-04 08:48:40 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73609e-05 Jy/beam
2023-11-04 08:48:40 INFO imstat:::: -- IQR [quartile]: 3.56013e-05 Jy/beam
2023-11-04 08:48:40 INFO imstat:::: -- First quartile [q1]: -3.4507e-05 Jy/beam
2023-11-04 08:48:40 INFO imstat:::: -- Third quartile [q3]: 1.09435e-06 Jy/beam
2023-11-04 08:48:40 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:40 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:40 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:40 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:40 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:40 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:40 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
2023-11-04 08:48:40 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:40.221335 End time: 2023-11-04 08:48:40.251471
2023-11-04 08:48:40 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:40 INFO imstat::::casa ##########################################
2023-11-04 08:48:40 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:40 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:40 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 00:25:24.6496' )
2023-11-04 08:48:40 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:40 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:40 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:40 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:40 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:40 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:40 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:40 INFO MSTransformManager::open Select data
2023-11-04 08:48:40 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 ".".
2023-11-04 08:48:40 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 00:25:24.6496 successfully parsed
2023-11-04 08:48:40 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:41 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:40.268850 End time: 2023-11-04 08:48:40.726638
2023-11-04 08:48:41 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:41 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:41 INFO tclean::::casa ##########################################
2023-11-04 08:48:41 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:41 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:41 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:41 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:41 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:41 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:41 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:41 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:41 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:41 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:41 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:41 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010107
2023-11-04 08:48:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:42 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:42 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:42 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:42 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:42 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:42 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:40.748484 End time: 2023-11-04 08:48:42.029554
2023-11-04 08:48:42 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:42 INFO tclean::::casa ##########################################
2023-11-04 08:48:42 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:42 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:42 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)
2023-11-04 08:48:42 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:42 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:42 2023******
2023-11-04 08:48:42 INFO ImageFitter::fit+
2023-11-04 08:48:42 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:42 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:42 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:42 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:42 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:42 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:42 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:42 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:42 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:42 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:42 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)
2023-11-04 08:48:42 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116903 Jy
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126517 Jy
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:42 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:42 INFO imstat::::casa ##########################################
2023-11-04 08:48:42 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:42 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 )
2023-11-04 08:48:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:42 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:42 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)
2023-11-04 08:48:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:42 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2023-11-04 08:48:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2023-11-04 08:48:42 INFO imstat:::: Values ---
2023-11-04 08:48:42 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:42 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:42 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:42 INFO imstat:::: -- minimum value [min]: -7.78731e-05 Jy/beam
2023-11-04 08:48:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:42 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:42 INFO imstat:::: Statistics ---
2023-11-04 08:48:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:42 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:42 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:42 INFO imstat:::: -- Median of the pixel values [median]: -1.86503e-05 Jy/beam
2023-11-04 08:48:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73798e-05 Jy/beam
2023-11-04 08:48:42 INFO imstat:::: -- IQR [quartile]: 3.56966e-05 Jy/beam
2023-11-04 08:48:42 INFO imstat:::: -- First quartile [q1]: -3.45352e-05 Jy/beam
2023-11-04 08:48:42 INFO imstat:::: -- Third quartile [q3]: 1.16146e-06 Jy/beam
2023-11-04 08:48:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:42 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
2023-11-04 08:48:42 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:42.101230 End time: 2023-11-04 08:48:42.137770
2023-11-04 08:48:42 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:42 INFO imstat::::casa ##########################################
2023-11-04 08:48:42 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:42 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:42 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 6.352706472deg' )
2023-11-04 08:48:42 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:42 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:42 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:42 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:42 INFO MSTransformManager::open Select data
2023-11-04 08:48:42 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:42 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 6.352706472deg successfully parsed
2023-11-04 08:48:42 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:43 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:42.161250 End time: 2023-11-04 08:48:42.618770
2023-11-04 08:48:43 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:43 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:43 INFO tclean::::casa ##########################################
2023-11-04 08:48:43 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:43 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:43 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:43 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:43 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:43 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:43 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:43 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:43 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013535
2023-11-04 08:48:43 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:44 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:44 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:44 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:44 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:44 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:44 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:42.662371 End time: 2023-11-04 08:48:44.228919
2023-11-04 08:48:44 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:44 INFO tclean::::casa ##########################################
2023-11-04 08:48:44 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:44 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:44 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)
2023-11-04 08:48:44 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:44 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:44 2023******
2023-11-04 08:48:44 INFO ImageFitter::fit+
2023-11-04 08:48:44 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:44 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:44 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:44 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:44 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:44 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:44 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:44 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:44 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:44 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:44 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)
2023-11-04 08:48:44 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011687 Jy
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:44 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:44 INFO imstat::::casa ##########################################
2023-11-04 08:48:44 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:44 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 )
2023-11-04 08:48:44 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:44 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:44 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:44 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:44 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:44 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)
2023-11-04 08:48:44 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:44 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:44 INFO imstat:::: Values ---
2023-11-04 08:48:44 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:44 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:44 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:44 INFO imstat:::: -- minimum value [min]: -7.77771e-05 Jy/beam
2023-11-04 08:48:44 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:44 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:44 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:44 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:44 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:44 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:44 INFO imstat:::: Statistics ---
2023-11-04 08:48:44 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:44 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:44 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:44 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:44 INFO imstat:::: -- Median of the pixel values [median]: -1.86715e-05 Jy/beam
2023-11-04 08:48:44 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73619e-05 Jy/beam
2023-11-04 08:48:44 INFO imstat:::: -- IQR [quartile]: 3.56021e-05 Jy/beam
2023-11-04 08:48:44 INFO imstat:::: -- First quartile [q1]: -3.45061e-05 Jy/beam
2023-11-04 08:48:44 INFO imstat:::: -- Third quartile [q3]: 1.09605e-06 Jy/beam
2023-11-04 08:48:44 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:44 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:44 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:44 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:44 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:44 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:44 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
2023-11-04 08:48:44 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:44.272891 End time: 2023-11-04 08:48:44.294331
2023-11-04 08:48:44 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:44 INFO imstat::::casa ##########################################
2023-11-04 08:48:44 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:44 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:44 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 75.089719167deg 0.110875644rad' )
2023-11-04 08:48:44 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:44 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:44 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:44 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:44 INFO MSTransformManager::open Select data
2023-11-04 08:48:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:45 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 0.110875644rad successfully parsed
2023-11-04 08:48:45 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:45 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:44.307001 End time: 2023-11-04 08:48:44.796560
2023-11-04 08:48:45 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:45 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:45 INFO tclean::::casa ##########################################
2023-11-04 08:48:45 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:45 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:45 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:45 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:45 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:45 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:45 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:45 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:45 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:45 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:45 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:45 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:45 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:45 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:45 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013302
2023-11-04 08:48:45 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:45 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:45 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:46 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:46 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:46 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:46 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:46 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:46 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:44.818319 End time: 2023-11-04 08:48:46.335508
2023-11-04 08:48:46 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:46 INFO tclean::::casa ##########################################
2023-11-04 08:48:46 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:46 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:46 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)
2023-11-04 08:48:46 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:46 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:46 2023******
2023-11-04 08:48:46 INFO ImageFitter::fit+
2023-11-04 08:48:46 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:46 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:46 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:46 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:46 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:46 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:46 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:46 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:46 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:46 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:46 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)
2023-11-04 08:48:46 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126482 Jy
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:46 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:46 INFO imstat::::casa ##########################################
2023-11-04 08:48:46 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:46 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 )
2023-11-04 08:48:46 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:46 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:46 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:46 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:46 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:46 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)
2023-11-04 08:48:46 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:46 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:46 INFO imstat:::: Values ---
2023-11-04 08:48:46 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:46 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:46 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:46 INFO imstat:::: -- minimum value [min]: -7.77855e-05 Jy/beam
2023-11-04 08:48:46 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:46 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:48:46 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:46 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2023-11-04 08:48:46 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:46 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:46 INFO imstat:::: Statistics ---
2023-11-04 08:48:46 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:46 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:46 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:46 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:46 INFO imstat:::: -- Median of the pixel values [median]: -1.86732e-05 Jy/beam
2023-11-04 08:48:46 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73562e-05 Jy/beam
2023-11-04 08:48:46 INFO imstat:::: -- IQR [quartile]: 3.56008e-05 Jy/beam
2023-11-04 08:48:46 INFO imstat:::: -- First quartile [q1]: -3.45107e-05 Jy/beam
2023-11-04 08:48:46 INFO imstat:::: -- Third quartile [q3]: 1.09015e-06 Jy/beam
2023-11-04 08:48:46 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:46 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:46 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:46 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:46 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:46 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:46 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
2023-11-04 08:48:46 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:46.379147 End time: 2023-11-04 08:48:46.399686
2023-11-04 08:48:46 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:46 INFO imstat::::casa ##########################################
2023-11-04 08:48:46 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:46 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:46 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad +006d21m09.7433' )
2023-11-04 08:48:46 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:46 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:46 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:46 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:46 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:46 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:46 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:46 INFO MSTransformManager::open Select data
2023-11-04 08:48:46 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:47 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad +006d21m09.7433 successfully parsed
2023-11-04 08:48:47 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:47 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:46.412134 End time: 2023-11-04 08:48:46.799415
2023-11-04 08:48:47 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:47 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:47 INFO tclean::::casa ##########################################
2023-11-04 08:48:47 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:47 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:47 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:47 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:47 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:47 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:47 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:47 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:47 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:47 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:47 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:47 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:47 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:47 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:47 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010888
2023-11-04 08:48:47 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:47 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:48 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:48 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:48 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:48 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:48 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:48 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:46.845775 End time: 2023-11-04 08:48:48.148494
2023-11-04 08:48:48 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:48 INFO tclean::::casa ##########################################
2023-11-04 08:48:48 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:48 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:48 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)
2023-11-04 08:48:48 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:48 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:48 2023******
2023-11-04 08:48:48 INFO ImageFitter::fit+
2023-11-04 08:48:48 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:48 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:48 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:48 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:48 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:48 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:48 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:48 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:48 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:48 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:48 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)
2023-11-04 08:48:48 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:48 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:48 INFO imstat::::casa ##########################################
2023-11-04 08:48:48 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:48 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 )
2023-11-04 08:48:48 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:48 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:48 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:48 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:48 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:48 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)
2023-11-04 08:48:48 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:48 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:48 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:48 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:48 INFO imstat:::: Values ---
2023-11-04 08:48:48 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:48 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:48 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:48 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam
2023-11-04 08:48:48 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:48 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:48 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:48 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:48 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:48 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:48 INFO imstat:::: Statistics ---
2023-11-04 08:48:48 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:48 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:48 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:48 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:48 INFO imstat:::: -- Median of the pixel values [median]: -1.86669e-05 Jy/beam
2023-11-04 08:48:48 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73635e-05 Jy/beam
2023-11-04 08:48:48 INFO imstat:::: -- IQR [quartile]: 3.56081e-05 Jy/beam
2023-11-04 08:48:48 INFO imstat:::: -- First quartile [q1]: -3.45085e-05 Jy/beam
2023-11-04 08:48:48 INFO imstat:::: -- Third quartile [q3]: 1.09959e-06 Jy/beam
2023-11-04 08:48:48 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:48 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:48 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:48 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:48 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:48 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:48 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
2023-11-04 08:48:48 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:48.192078 End time: 2023-11-04 08:48:48.213948
2023-11-04 08:48:48 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:48 INFO imstat::::casa ##########################################
2023-11-04 08:48:48 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:48 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:48 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 00:25:24.6496' )
2023-11-04 08:48:48 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:48 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:48 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:48 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:48 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:48 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:48 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:48 INFO MSTransformManager::open Select data
2023-11-04 08:48:48 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 ".".
2023-11-04 08:48:48 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 00:25:24.6496 successfully parsed
2023-11-04 08:48:48 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:49 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:48.226750 End time: 2023-11-04 08:48:48.700189
2023-11-04 08:48:49 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:49 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:49 INFO tclean::::casa ##########################################
2023-11-04 08:48:49 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:49 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:49 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:49 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:49 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:49 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:49 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:49 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:49 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:49 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:49 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:49 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:49 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013448
2023-11-04 08:48:49 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:49 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:49 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:49 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:49 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:48:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:50 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:50 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:50 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:50 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:50 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:50 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:48.722572 End time: 2023-11-04 08:48:50.178882
2023-11-04 08:48:50 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:50 INFO tclean::::casa ##########################################
2023-11-04 08:48:50 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:50 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:50 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)
2023-11-04 08:48:50 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:50 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:50 2023******
2023-11-04 08:48:50 INFO ImageFitter::fit+
2023-11-04 08:48:50 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:50 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:50 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:50 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:50 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:50 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:50 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:50 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:50 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:50 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:50 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)
2023-11-04 08:48:50 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116905 Jy
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000041 +/- 0.000777 arcsec
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- ra: 127.999941 +/- 0.000127 pixels
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- dec: 127.999954 +/- 0.000097 pixels
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:50 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:50 INFO imstat::::casa ##########################################
2023-11-04 08:48:50 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:50 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 )
2023-11-04 08:48:50 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:50 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:50 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:50 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:50 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:50 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)
2023-11-04 08:48:50 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:50 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:50 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2023-11-04 08:48:50 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2023-11-04 08:48:50 INFO imstat:::: Values ---
2023-11-04 08:48:50 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:50 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:50 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:50 INFO imstat:::: -- minimum value [min]: -7.78774e-05 Jy/beam
2023-11-04 08:48:50 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:50 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:50 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:50 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:50 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:50 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:50 INFO imstat:::: Statistics ---
2023-11-04 08:48:50 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:50 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:50 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:50 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:50 INFO imstat:::: -- Median of the pixel values [median]: -1.86532e-05 Jy/beam
2023-11-04 08:48:50 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73779e-05 Jy/beam
2023-11-04 08:48:50 INFO imstat:::: -- IQR [quartile]: 3.5701e-05 Jy/beam
2023-11-04 08:48:50 INFO imstat:::: -- First quartile [q1]: -3.45356e-05 Jy/beam
2023-11-04 08:48:50 INFO imstat:::: -- Third quartile [q3]: 1.16544e-06 Jy/beam
2023-11-04 08:48:50 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:50 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:50 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:50 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:50 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:50 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:50 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
2023-11-04 08:48:50 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:50.231944 End time: 2023-11-04 08:48:50.253014
2023-11-04 08:48:50 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:50 INFO imstat::::casa ##########################################
2023-11-04 08:48:50 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:50 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:50 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 1.310562834rad 6.352706472deg' )
2023-11-04 08:48:50 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:50 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:50 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:50 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:50 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:50 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:50 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:50 INFO MSTransformManager::open Select data
2023-11-04 08:48:50 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:50 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 6.352706472deg successfully parsed
2023-11-04 08:48:50 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:50.265266 End time: 2023-11-04 08:48:50.693737
2023-11-04 08:48:51 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:51 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:51 INFO tclean::::casa ##########################################
2023-11-04 08:48:51 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:51 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:51 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:51 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:51 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:51 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:51 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:51 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:51 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.016849
2023-11-04 08:48:51 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:51 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:51 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:51 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:48:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:52 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:52 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:52 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:52 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:52 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:52 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:50.715307 End time: 2023-11-04 08:48:52.237414
2023-11-04 08:48:52 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:52 INFO tclean::::casa ##########################################
2023-11-04 08:48:52 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:52 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:52 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)
2023-11-04 08:48:52 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:52 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:52 2023******
2023-11-04 08:48:52 INFO ImageFitter::fit+
2023-11-04 08:48:52 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:52 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:52 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:52 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:52 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:52 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:52 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:52 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:52 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:52 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:52 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:48:52 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:52 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:52 INFO imstat::::casa ##########################################
2023-11-04 08:48:52 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:52 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 )
2023-11-04 08:48:52 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:52 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:52 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:52 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:52 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:52 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:48:52 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:52 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:52 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:52 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:52 INFO imstat:::: Values ---
2023-11-04 08:48:52 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:52 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:52 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:52 INFO imstat:::: -- minimum value [min]: -7.77798e-05 Jy/beam
2023-11-04 08:48:52 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:52 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:52 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:52 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:52 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:52 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:52 INFO imstat:::: Statistics ---
2023-11-04 08:48:52 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:52 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:52 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:52 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:52 INFO imstat:::: -- Median of the pixel values [median]: -1.86675e-05 Jy/beam
2023-11-04 08:48:52 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73645e-05 Jy/beam
2023-11-04 08:48:52 INFO imstat:::: -- IQR [quartile]: 3.56077e-05 Jy/beam
2023-11-04 08:48:52 INFO imstat:::: -- First quartile [q1]: -3.45073e-05 Jy/beam
2023-11-04 08:48:52 INFO imstat:::: -- Third quartile [q3]: 1.1004e-06 Jy/beam
2023-11-04 08:48:52 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:52 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:52 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:52 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:52 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:52 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:52 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
2023-11-04 08:48:52 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:52.314117 End time: 2023-11-04 08:48:52.343549
2023-11-04 08:48:52 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:52 INFO imstat::::casa ##########################################
2023-11-04 08:48:52 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:52 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:52 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 0.110875644rad' )
2023-11-04 08:48:52 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:52 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:52 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:52 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:52 INFO MSTransformManager::open Select data
2023-11-04 08:48:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:53 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 0.110875644rad successfully parsed
2023-11-04 08:48:53 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:52.360134 End time: 2023-11-04 08:48:52.798093
2023-11-04 08:48:53 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:53 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:53 INFO tclean::::casa ##########################################
2023-11-04 08:48:53 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:53 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:53 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:53 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:53 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:53 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:53 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:53 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:53 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:53 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:53 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:53 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:53 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014471
2023-11-04 08:48:53 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:53 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:54 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:54 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:54 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:54 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:54 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:54 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:52.820465 End time: 2023-11-04 08:48:54.135574
2023-11-04 08:48:54 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:54 INFO tclean::::casa ##########################################
2023-11-04 08:48:54 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:54 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:54 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)
2023-11-04 08:48:54 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:54 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:54 2023******
2023-11-04 08:48:54 INFO ImageFitter::fit+
2023-11-04 08:48:54 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:54 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:54 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:54 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:54 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:54 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:54 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:54 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:54 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:54 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:54 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)
2023-11-04 08:48:54 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000002 +/- 0.000777 arcsec
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- ra: 128.000014 +/- 0.000127 pixels
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- dec: 127.999998 +/- 0.000097 pixels
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:54 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:54 INFO imstat::::casa ##########################################
2023-11-04 08:48:54 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:54 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 )
2023-11-04 08:48:54 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:54 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:54 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:54 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:54 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:54 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)
2023-11-04 08:48:54 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:54 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:54 INFO imstat:::: Values ---
2023-11-04 08:48:54 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:54 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:54 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:54 INFO imstat:::: -- minimum value [min]: -7.77816e-05 Jy/beam
2023-11-04 08:48:54 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:54 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:48:54 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:54 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2023-11-04 08:48:54 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:54 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:54 INFO imstat:::: Statistics ---
2023-11-04 08:48:54 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:54 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:54 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:54 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:54 INFO imstat:::: -- Median of the pixel values [median]: -1.8676e-05 Jy/beam
2023-11-04 08:48:54 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73584e-05 Jy/beam
2023-11-04 08:48:54 INFO imstat:::: -- IQR [quartile]: 3.56038e-05 Jy/beam
2023-11-04 08:48:54 INFO imstat:::: -- First quartile [q1]: -3.45104e-05 Jy/beam
2023-11-04 08:48:54 INFO imstat:::: -- Third quartile [q3]: 1.09331e-06 Jy/beam
2023-11-04 08:48:54 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:54 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:54 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:54 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:54 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:54 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:54 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
2023-11-04 08:48:54 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:54.197051 End time: 2023-11-04 08:48:54.222729
2023-11-04 08:48:54 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:54 INFO imstat::::casa ##########################################
2023-11-04 08:48:54 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:54 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:54 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 19h52m05.65239 39d58m05.8512' )
2023-11-04 08:48:54 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:54 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:54 INFO MSTransformManager::open Select data
2023-11-04 08:48:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:54 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39d58m05.8512 successfully parsed
2023-11-04 08:48:54 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:55 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:54.237252 End time: 2023-11-04 08:48:54.674093
2023-11-04 08:48:55 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:55 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:55 INFO tclean::::casa ##########################################
2023-11-04 08:48:55 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:55 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:55 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:55 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:55 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:55 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:55 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:55 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:55 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:55 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:55 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:55 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:55 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015462
2023-11-04 08:48:55 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:55 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:48:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:56 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:56 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:56 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:56 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:56 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:56 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:54.704377 End time: 2023-11-04 08:48:56.045753
2023-11-04 08:48:56 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:56 INFO tclean::::casa ##########################################
2023-11-04 08:48:56 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:56 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:56 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)
2023-11-04 08:48:56 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:56 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:56 2023******
2023-11-04 08:48:56 INFO ImageFitter::fit+
2023-11-04 08:48:56 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:56 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:56 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:56 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:56 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:56 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:56 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:56 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:56 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:56 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:56 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)
2023-11-04 08:48:56 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:56 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:56 INFO imstat::::casa ##########################################
2023-11-04 08:48:56 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:56 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 )
2023-11-04 08:48:56 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:56 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:56 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:56 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:56 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:56 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)
2023-11-04 08:48:56 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:56 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:48:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:48:56 INFO imstat:::: Values ---
2023-11-04 08:48:56 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:56 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:56 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:56 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam
2023-11-04 08:48:56 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:56 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:56 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:56 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:56 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:56 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:56 INFO imstat:::: Statistics ---
2023-11-04 08:48:56 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:56 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:56 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:56 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:56 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam
2023-11-04 08:48:56 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam
2023-11-04 08:48:56 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam
2023-11-04 08:48:56 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam
2023-11-04 08:48:56 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam
2023-11-04 08:48:56 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:56 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:56 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:56 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:56 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:56 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:56 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
2023-11-04 08:48:56 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:56.117210 End time: 2023-11-04 08:48:56.145233
2023-11-04 08:48:56 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:56 INFO imstat::::casa ##########################################
2023-11-04 08:48:56 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:56 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:56 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 19h52m05.65239 02:39:52.3901' )
2023-11-04 08:48:56 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:56 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:56 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:56 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:56 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:56 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:56 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:56 INFO MSTransformManager::open Select data
2023-11-04 08:48:56 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 ".".
2023-11-04 08:48:56 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 02:39:52.3901 successfully parsed
2023-11-04 08:48:56 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:57 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:56.161210 End time: 2023-11-04 08:48:56.653101
2023-11-04 08:48:57 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:57 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:57 INFO tclean::::casa ##########################################
2023-11-04 08:48:57 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:57 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:57 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:57 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:57 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:57 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:57 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:57 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010862
2023-11-04 08:48:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:48:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:48:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:48:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:48:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:48:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:48:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:48:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:48:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:48:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:48:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:48:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:48:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:48:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:48:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:48:58 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:48:58 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:48:58 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:48:58 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:58 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:48:58 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:56.689899 End time: 2023-11-04 08:48:58.103521
2023-11-04 08:48:58 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:48:58 INFO tclean::::casa ##########################################
2023-11-04 08:48:58 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:48:58 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:58 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:48:58 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:48:58 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:48:58 2023******
2023-11-04 08:48:58 INFO ImageFitter::fit+
2023-11-04 08:48:58 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:48:58 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:48:58 INFO ImageFitter::fit+ --- region:
2023-11-04 08:48:58 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:48:58 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:48:58 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:48:58 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:48:58 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:48:58 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:48:58 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:58 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:48:58 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:48:58 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:48:58 INFO imstat::::casa ##########################################
2023-11-04 08:48:58 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:48:58 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:48:58 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:48:58 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:48:58 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:48:58 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:48:58 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:48:58 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)
2023-11-04 08:48:58 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:48:58 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:48:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:48:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:48:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2023-11-04 08:48:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2023-11-04 08:48:58 INFO imstat:::: Values ---
2023-11-04 08:48:58 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:48:58 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:48:58 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:48:58 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam
2023-11-04 08:48:58 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:48:58 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:48:58 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:48:58 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:48:58 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:48:58 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:48:58 INFO imstat:::: Statistics ---
2023-11-04 08:48:58 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:48:58 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:48:58 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:48:58 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:48:58 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam
2023-11-04 08:48:58 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam
2023-11-04 08:48:58 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam
2023-11-04 08:48:58 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam
2023-11-04 08:48:58 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam
2023-11-04 08:48:58 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:48:58 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:48:58 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:48:58 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:48:58 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:48:58 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:48:58 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
2023-11-04 08:48:58 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:48:58.163097 End time: 2023-11-04 08:48:58.187114
2023-11-04 08:48:58 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:48:58 INFO imstat::::casa ##########################################
2023-11-04 08:48:58 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:58 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:48:58 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 39.968292000deg' )
2023-11-04 08:48:58 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:48:58 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:48:58 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:48:58 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:48:58 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:48:58 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:48:58 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:48:58 INFO MSTransformManager::open Select data
2023-11-04 08:48:58 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:48:58 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39.968292000deg successfully parsed
2023-11-04 08:48:58 INFO phaseshift::::casa Shift phase center
2023-11-04 08:48:59 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:48:58.200471 End time: 2023-11-04 08:48:58.700950
2023-11-04 08:48:59 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:48:59 INFO phaseshift::::casa ##########################################
2023-11-04 08:48:59 INFO tclean::::casa ##########################################
2023-11-04 08:48:59 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:48:59 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:48:59 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:48:59 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:48:59 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:48:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:48:59 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:48:59 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:48:59 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:48:59 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:48:59 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:48:59 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:48:59 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:48:59 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:48:59 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010019
2023-11-04 08:48:59 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:48:59 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:48:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:48:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:48:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:48:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:48:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:48:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:48:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:48:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:48:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:48:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:48:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:49:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:00 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:00 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:00 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:00 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:00 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:00 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:48:58.738620 End time: 2023-11-04 08:49:00.266915
2023-11-04 08:49:00 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:00 INFO tclean::::casa ##########################################
2023-11-04 08:49:00 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:00 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:00 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)
2023-11-04 08:49:00 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:00 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:00 2023******
2023-11-04 08:49:00 INFO ImageFitter::fit+
2023-11-04 08:49:00 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:00 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:00 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:00 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:00 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:00 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:00 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:00 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:00 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:00 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:00 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)
2023-11-04 08:49:00 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:00 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:00 INFO imstat::::casa ##########################################
2023-11-04 08:49:00 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:00 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 )
2023-11-04 08:49:00 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:00 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:00 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:00 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:00 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:00 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)
2023-11-04 08:49:00 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:00 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:00 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:00 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:00 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:49:00 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:49:00 INFO imstat:::: Values ---
2023-11-04 08:49:00 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:00 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:00 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:00 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam
2023-11-04 08:49:00 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:00 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:49:00 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:00 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:49:00 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:00 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:00 INFO imstat:::: Statistics ---
2023-11-04 08:49:00 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:00 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:00 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:00 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:00 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam
2023-11-04 08:49:00 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam
2023-11-04 08:49:00 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam
2023-11-04 08:49:00 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam
2023-11-04 08:49:00 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam
2023-11-04 08:49:00 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:00 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:00 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:00 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:00 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:00 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:00 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
2023-11-04 08:49:00 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:00.346016 End time: 2023-11-04 08:49:00.375530
2023-11-04 08:49:00 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:00 INFO imstat::::casa ##########################################
2023-11-04 08:49:00 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:00 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:00 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 0.697578292rad' )
2023-11-04 08:49:00 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:00 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:00 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:00 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:00 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:00 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:00 INFO MSTransformManager::open Select data
2023-11-04 08:49:00 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:49:01 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 0.697578292rad successfully parsed
2023-11-04 08:49:01 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:01 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:00.393121 End time: 2023-11-04 08:49:00.843611
2023-11-04 08:49:01 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:01 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:01 INFO tclean::::casa ##########################################
2023-11-04 08:49:01 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:01 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:01 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:01 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:01 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:01 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:01 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:01 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:01 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010567
2023-11-04 08:49:01 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:01 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:49:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:02 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:02 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:02 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:02 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:02 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:02 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:00.879469 End time: 2023-11-04 08:49:02.224311
2023-11-04 08:49:02 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:02 INFO tclean::::casa ##########################################
2023-11-04 08:49:02 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:02 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:02 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)
2023-11-04 08:49:02 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:02 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:02 2023******
2023-11-04 08:49:02 INFO ImageFitter::fit+
2023-11-04 08:49:02 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:02 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:02 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:02 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:02 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:02 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:02 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:02 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:02 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:02 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:02 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)
2023-11-04 08:49:02 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:02 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:02 INFO imstat::::casa ##########################################
2023-11-04 08:49:02 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:02 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 )
2023-11-04 08:49:02 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:02 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:02 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:02 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:02 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:02 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)
2023-11-04 08:49:02 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:02 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:49:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:49:02 INFO imstat:::: Values ---
2023-11-04 08:49:02 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:02 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:02 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:02 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam
2023-11-04 08:49:02 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:02 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:49:02 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:02 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:49:02 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:02 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:02 INFO imstat:::: Statistics ---
2023-11-04 08:49:02 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:02 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:02 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:02 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:02 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam
2023-11-04 08:49:02 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam
2023-11-04 08:49:02 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam
2023-11-04 08:49:02 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam
2023-11-04 08:49:02 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam
2023-11-04 08:49:02 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:02 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:02 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:02 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:02 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:02 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:02 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
2023-11-04 08:49:02 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:02.267283 End time: 2023-11-04 08:49:02.288306
2023-11-04 08:49:02 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:02 INFO imstat::::casa ##########################################
2023-11-04 08:49:02 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:02 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:02 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 39d58m05.8512' )
2023-11-04 08:49:02 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:02 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:02 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:02 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:02 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:02 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:02 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:02 INFO MSTransformManager::open Select data
2023-11-04 08:49:02 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:49:02 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39d58m05.8512 successfully parsed
2023-11-04 08:49:02 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:03 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:02.300834 End time: 2023-11-04 08:49:02.681031
2023-11-04 08:49:03 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:03 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:03 INFO tclean::::casa ##########################################
2023-11-04 08:49:03 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:03 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:03 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:03 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:03 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:03 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:03 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:03 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:03 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:03 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:03 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:03 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:03 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:03 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:03 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009912
2023-11-04 08:49:03 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:03 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:03 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:49:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:04 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:04 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:04 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:04 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:04 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:04 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:02.704455 End time: 2023-11-04 08:49:03.905784
2023-11-04 08:49:04 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:04 INFO tclean::::casa ##########################################
2023-11-04 08:49:04 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:04 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:04 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)
2023-11-04 08:49:04 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:04 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:04 2023******
2023-11-04 08:49:04 INFO ImageFitter::fit+
2023-11-04 08:49:04 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:04 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:04 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:04 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:04 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:04 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:04 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:04 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:04 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:04 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:04 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)
2023-11-04 08:49:04 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:04 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:04 INFO imstat::::casa ##########################################
2023-11-04 08:49:04 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:04 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 )
2023-11-04 08:49:04 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:04 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:04 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:04 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:04 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:04 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:49:04 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:04 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:49:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:49:04 INFO imstat:::: Values ---
2023-11-04 08:49:04 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:04 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:04 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:04 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam
2023-11-04 08:49:04 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:04 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:49:04 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:04 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2023-11-04 08:49:04 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:04 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:04 INFO imstat:::: Statistics ---
2023-11-04 08:49:04 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:04 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:04 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:04 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:04 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam
2023-11-04 08:49:04 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam
2023-11-04 08:49:04 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam
2023-11-04 08:49:04 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam
2023-11-04 08:49:04 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam
2023-11-04 08:49:04 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:04 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:04 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:04 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:04 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:04 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:04 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
2023-11-04 08:49:04 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:03.946636 End time: 2023-11-04 08:49:03.966175
2023-11-04 08:49:04 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:04 INFO imstat::::casa ##########################################
2023-11-04 08:49:04 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:04 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:04 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 02:39:52.3901' )
2023-11-04 08:49:04 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:04 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:04 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:04 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:04 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:04 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:04 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:04 INFO MSTransformManager::open Select data
2023-11-04 08:49:04 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 ".".
2023-11-04 08:49:04 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 02:39:52.3901 successfully parsed
2023-11-04 08:49:04 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:04 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:03.978243 End time: 2023-11-04 08:49:04.377564
2023-11-04 08:49:04 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:04 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:04 INFO tclean::::casa ##########################################
2023-11-04 08:49:04 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:04 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:04 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:04 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:04 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:05 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:05 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:05 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:05 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:05 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:05 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:05 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:05 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:05 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010532
2023-11-04 08:49:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:05 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:05 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:05 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:05 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:49:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:06 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:06 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:06 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:06 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:06 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:06 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:04.412746 End time: 2023-11-04 08:49:05.752190
2023-11-04 08:49:06 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:06 INFO tclean::::casa ##########################################
2023-11-04 08:49:06 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:06 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:06 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)
2023-11-04 08:49:06 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:06 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:06 2023******
2023-11-04 08:49:06 INFO ImageFitter::fit+
2023-11-04 08:49:06 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:06 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:06 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:06 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:06 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:06 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:06 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:06 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:06 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:06 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:06 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)
2023-11-04 08:49:06 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- ra: 128.000008 +/- 0.000127 pixels
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:06 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:06 INFO imstat::::casa ##########################################
2023-11-04 08:49:06 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:06 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 )
2023-11-04 08:49:06 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:06 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:06 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:06 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:06 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:06 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)
2023-11-04 08:49:06 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:06 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:06 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2023-11-04 08:49:06 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2023-11-04 08:49:06 INFO imstat:::: Values ---
2023-11-04 08:49:06 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:06 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:06 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:06 INFO imstat:::: -- minimum value [min]: -7.78143e-05 Jy/beam
2023-11-04 08:49:06 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:06 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:49:06 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:06 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:49:06 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:06 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:06 INFO imstat:::: Statistics ---
2023-11-04 08:49:06 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:06 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:06 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:06 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:06 INFO imstat:::: -- Median of the pixel values [median]: -1.86838e-05 Jy/beam
2023-11-04 08:49:06 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73769e-05 Jy/beam
2023-11-04 08:49:06 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam
2023-11-04 08:49:06 INFO imstat:::: -- First quartile [q1]: -3.45216e-05 Jy/beam
2023-11-04 08:49:06 INFO imstat:::: -- Third quartile [q3]: 1.1124e-06 Jy/beam
2023-11-04 08:49:06 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:06 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:06 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:06 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:06 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:06 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:06 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
2023-11-04 08:49:06 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:05.810339 End time: 2023-11-04 08:49:05.833045
2023-11-04 08:49:06 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:06 INFO imstat::::casa ##########################################
2023-11-04 08:49:06 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:06 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:06 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' )
2023-11-04 08:49:06 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:06 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:06 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:06 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:06 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:06 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:06 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:06 INFO MSTransformManager::open Select data
2023-11-04 08:49:06 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:49:06 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39.968292000deg successfully parsed
2023-11-04 08:49:06 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:06 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:05.846756 End time: 2023-11-04 08:49:06.253220
2023-11-04 08:49:06 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:06 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:06 INFO tclean::::casa ##########################################
2023-11-04 08:49:06 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:06 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:06 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:06 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:06 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:06 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:06 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:06 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:06 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:06 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:06 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:06 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:07 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:07 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014516
2023-11-04 08:49:07 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:07 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:07 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:07 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:49:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:08 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:08 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:08 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:08 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:08 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:08 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:06.299870 End time: 2023-11-04 08:49:07.941826
2023-11-04 08:49:08 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:08 INFO tclean::::casa ##########################################
2023-11-04 08:49:08 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:08 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:08 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)
2023-11-04 08:49:08 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:08 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:08 2023******
2023-11-04 08:49:08 INFO ImageFitter::fit+
2023-11-04 08:49:08 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:08 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:08 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:08 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:08 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:08 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:08 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:08 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:08 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:08 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:08 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)
2023-11-04 08:49:08 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:08 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:08 INFO imstat::::casa ##########################################
2023-11-04 08:49:08 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:08 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 )
2023-11-04 08:49:08 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:08 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:08 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:08 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:08 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:08 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)
2023-11-04 08:49:08 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:08 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:49:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:49:08 INFO imstat:::: Values ---
2023-11-04 08:49:08 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:08 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:08 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:08 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam
2023-11-04 08:49:08 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:08 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2023-11-04 08:49:08 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:08 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2023-11-04 08:49:08 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:08 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:08 INFO imstat:::: Statistics ---
2023-11-04 08:49:08 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:08 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:08 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:08 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:08 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam
2023-11-04 08:49:08 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam
2023-11-04 08:49:08 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam
2023-11-04 08:49:08 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam
2023-11-04 08:49:08 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam
2023-11-04 08:49:08 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:08 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:08 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:08 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:08 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:08 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:08 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
2023-11-04 08:49:08 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:08.007343 End time: 2023-11-04 08:49:08.036493
2023-11-04 08:49:08 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:08 INFO imstat::::casa ##########################################
2023-11-04 08:49:08 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:08 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:08 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 0.697578292rad' )
2023-11-04 08:49:08 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:08 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:08 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:08 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:08 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:08 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:08 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:08 INFO MSTransformManager::open Select data
2023-11-04 08:49:08 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:49:08 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 0.697578292rad successfully parsed
2023-11-04 08:49:08 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:09 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:08.050817 End time: 2023-11-04 08:49:08.519256
2023-11-04 08:49:09 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:09 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:09 INFO tclean::::casa ##########################################
2023-11-04 08:49:09 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:09 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:09 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:09 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:09 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:09 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:09 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:09 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:09 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.016807
2023-11-04 08:49:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:09 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:09 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:49:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:10 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:10 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:10 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:10 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:10 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:10 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:08.541284 End time: 2023-11-04 08:49:10.001582
2023-11-04 08:49:10 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:10 INFO tclean::::casa ##########################################
2023-11-04 08:49:10 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:10 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:10 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)
2023-11-04 08:49:10 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:10 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:10 2023******
2023-11-04 08:49:10 INFO ImageFitter::fit+
2023-11-04 08:49:10 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:10 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:10 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:10 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:10 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:10 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:10 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:10 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:10 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:10 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:10 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)
2023-11-04 08:49:10 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:10 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:10 INFO imstat::::casa ##########################################
2023-11-04 08:49:10 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:10 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 )
2023-11-04 08:49:10 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:10 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:10 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:10 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:10 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:10 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)
2023-11-04 08:49:10 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:10 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:49:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:49:10 INFO imstat:::: Values ---
2023-11-04 08:49:10 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:10 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:10 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:10 INFO imstat:::: -- minimum value [min]: -7.7781e-05 Jy/beam
2023-11-04 08:49:10 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:10 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:49:10 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:10 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:49:10 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:10 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:10 INFO imstat:::: Statistics ---
2023-11-04 08:49:10 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:10 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:10 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:10 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:10 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam
2023-11-04 08:49:10 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73593e-05 Jy/beam
2023-11-04 08:49:10 INFO imstat:::: -- IQR [quartile]: 3.56161e-05 Jy/beam
2023-11-04 08:49:10 INFO imstat:::: -- First quartile [q1]: -3.45125e-05 Jy/beam
2023-11-04 08:49:10 INFO imstat:::: -- Third quartile [q3]: 1.10364e-06 Jy/beam
2023-11-04 08:49:10 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:10 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:10 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:10 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:10 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:10 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:10 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
2023-11-04 08:49:10 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:10.049563 End time: 2023-11-04 08:49:10.070116
2023-11-04 08:49:10 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:10 INFO imstat::::casa ##########################################
2023-11-04 08:49:10 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:10 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:10 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 298.023551625deg 39d58m05.8512' )
2023-11-04 08:49:10 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:10 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:10 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:10 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:10 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:10 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:10 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:10 INFO MSTransformManager::open Select data
2023-11-04 08:49:10 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:49:10 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39d58m05.8512 successfully parsed
2023-11-04 08:49:10 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:10.082561 End time: 2023-11-04 08:49:10.550651
2023-11-04 08:49:11 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:11 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:11 INFO tclean::::casa ##########################################
2023-11-04 08:49:11 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:11 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:11 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:11 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:11 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:11 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:11 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.016519
2023-11-04 08:49:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:11 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:11 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:49:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:12 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:12 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:12 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:12 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:12 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:12 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:10.573013 End time: 2023-11-04 08:49:11.924680
2023-11-04 08:49:12 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:12 INFO tclean::::casa ##########################################
2023-11-04 08:49:12 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:12 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:12 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:49:12 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:12 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:12 2023******
2023-11-04 08:49:12 INFO ImageFitter::fit+
2023-11-04 08:49:12 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:12 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:12 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:12 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:12 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:12 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:12 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:12 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:12 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:12 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:12 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:49:12 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:12 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:12 INFO imstat::::casa ##########################################
2023-11-04 08:49:12 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:12 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:49:12 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:12 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:12 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:12 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:12 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:12 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:49:12 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:12 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:49:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:49:12 INFO imstat:::: Values ---
2023-11-04 08:49:12 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:12 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:12 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:12 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam
2023-11-04 08:49:12 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:12 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:49:12 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:12 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:49:12 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:12 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:12 INFO imstat:::: Statistics ---
2023-11-04 08:49:12 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:12 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:12 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:12 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:12 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam
2023-11-04 08:49:12 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam
2023-11-04 08:49:12 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam
2023-11-04 08:49:12 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam
2023-11-04 08:49:12 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam
2023-11-04 08:49:12 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:12 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:12 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:12 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:12 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:12 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:12 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
2023-11-04 08:49:12 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:11.985899 End time: 2023-11-04 08:49:12.011289
2023-11-04 08:49:12 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:12 INFO imstat::::casa ##########################################
2023-11-04 08:49:12 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:12 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:12 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 02:39:52.3901' )
2023-11-04 08:49:12 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:12 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:12 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:12 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:12 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:12 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:12 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:12 INFO MSTransformManager::open Select data
2023-11-04 08:49:12 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 ".".
2023-11-04 08:49:12 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 02:39:52.3901 successfully parsed
2023-11-04 08:49:12 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:12 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:12.025421 End time: 2023-11-04 08:49:12.413754
2023-11-04 08:49:12 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:12 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:12 INFO tclean::::casa ##########################################
2023-11-04 08:49:12 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:12 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:12 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:12 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:12 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:13 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:13 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:13 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:13 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:13 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:13 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:13 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:13 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:13 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010484
2023-11-04 08:49:13 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:13 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:13 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:13 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:13 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:49:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:14 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:14 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:14 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:14 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:14 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:12.452106 End time: 2023-11-04 08:49:14.008704
2023-11-04 08:49:14 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:14 INFO tclean::::casa ##########################################
2023-11-04 08:49:14 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:14 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:14 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:49:14 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:14 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:14 2023******
2023-11-04 08:49:14 INFO ImageFitter::fit+
2023-11-04 08:49:14 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:14 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:14 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:14 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:14 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:14 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:14 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:14 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:14 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:14 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:14 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:49:14 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:14 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:14 INFO imstat::::casa ##########################################
2023-11-04 08:49:14 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:14 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:49:14 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:14 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:14 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:14 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:14 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:14 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2023-11-04 08:49:14 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:14 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2023-11-04 08:49:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2023-11-04 08:49:14 INFO imstat:::: Values ---
2023-11-04 08:49:14 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:14 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:14 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:14 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam
2023-11-04 08:49:14 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:14 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:49:14 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:14 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:49:14 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:14 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:14 INFO imstat:::: Statistics ---
2023-11-04 08:49:14 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:14 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:14 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:14 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:14 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam
2023-11-04 08:49:14 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam
2023-11-04 08:49:14 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam
2023-11-04 08:49:14 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam
2023-11-04 08:49:14 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam
2023-11-04 08:49:14 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:14 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:14 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:14 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:14 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:14 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:14 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
2023-11-04 08:49:14 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:14.080744 End time: 2023-11-04 08:49:14.108439
2023-11-04 08:49:14 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:14 INFO imstat::::casa ##########################################
2023-11-04 08:49:14 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:14 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:14 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 39.968292000deg' )
2023-11-04 08:49:14 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:14 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:14 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:14 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:14 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:14 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:14 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:14 INFO MSTransformManager::open Select data
2023-11-04 08:49:14 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:49:14 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39.968292000deg successfully parsed
2023-11-04 08:49:14 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:14.124379 End time: 2023-11-04 08:49:14.578592
2023-11-04 08:49:15 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:15 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:15 INFO tclean::::casa ##########################################
2023-11-04 08:49:15 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:15 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:15 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:15 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:15 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:15 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:15 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:15 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:15 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:15 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:15 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:15 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:15 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:15 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.019735
2023-11-04 08:49:15 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:15 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:15 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:49:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:16 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:16 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:16 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:16 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:16 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:16 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:14.600520 End time: 2023-11-04 08:49:15.886940
2023-11-04 08:49:16 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:16 INFO tclean::::casa ##########################################
2023-11-04 08:49:16 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:16 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:16 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)
2023-11-04 08:49:16 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:16 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:16 2023******
2023-11-04 08:49:16 INFO ImageFitter::fit+
2023-11-04 08:49:16 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:16 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:16 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:16 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:16 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:16 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:16 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:16 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:16 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:16 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:16 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)
2023-11-04 08:49:16 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:16 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:16 INFO imstat::::casa ##########################################
2023-11-04 08:49:16 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:16 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 )
2023-11-04 08:49:16 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:16 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:16 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:16 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:16 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:16 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)
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:49:16 INFO imstat:::: Values ---
2023-11-04 08:49:16 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:16 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:16 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:16 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam
2023-11-04 08:49:16 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:16 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:49:16 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:16 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:49:16 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:16 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:16 INFO imstat:::: Statistics ---
2023-11-04 08:49:16 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:16 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:16 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:16 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:16 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam
2023-11-04 08:49:16 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam
2023-11-04 08:49:16 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam
2023-11-04 08:49:16 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam
2023-11-04 08:49:16 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:16 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778264e-05 4.999996e+00
2023-11-04 08:49:16 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:15.945318 End time: 2023-11-04 08:49:15.970156
2023-11-04 08:49:16 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:16 INFO imstat::::casa ##########################################
2023-11-04 08:49:16 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:16 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:16 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 0.697578292rad' )
2023-11-04 08:49:16 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:16 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:16 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:16 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:16 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:16 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:16 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:16 INFO MSTransformManager::open Select data
2023-11-04 08:49:16 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:49:16 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 0.697578292rad successfully parsed
2023-11-04 08:49:16 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:15.982550 End time: 2023-11-04 08:49:16.333264
2023-11-04 08:49:16 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:16 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:16 INFO tclean::::casa ##########################################
2023-11-04 08:49:16 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:16 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:16 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:16 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:16 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:16 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:17 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:17 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010121
2023-11-04 08:49:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:17 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:49:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:18 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:18 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:18 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:18 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:18 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:18 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:16.355401 End time: 2023-11-04 08:49:17.747734
2023-11-04 08:49:18 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:18 INFO tclean::::casa ##########################################
2023-11-04 08:49:18 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:18 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:18 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)
2023-11-04 08:49:18 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:18 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:18 2023******
2023-11-04 08:49:18 INFO ImageFitter::fit+
2023-11-04 08:49:18 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:18 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:18 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:18 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:18 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:18 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:18 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:18 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:18 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:18 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:18 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)
2023-11-04 08:49:18 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:18 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:18 INFO imstat::::casa ##########################################
2023-11-04 08:49:18 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:18 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 )
2023-11-04 08:49:18 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:18 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:18 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:18 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:18 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:18 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)
2023-11-04 08:49:18 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:18 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:49:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:49:18 INFO imstat:::: Values ---
2023-11-04 08:49:18 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:18 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:18 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:18 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam
2023-11-04 08:49:18 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:18 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:49:18 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:18 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:49:18 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:18 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:18 INFO imstat:::: Statistics ---
2023-11-04 08:49:18 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:18 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:18 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:18 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:18 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam
2023-11-04 08:49:18 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam
2023-11-04 08:49:18 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam
2023-11-04 08:49:18 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam
2023-11-04 08:49:18 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam
2023-11-04 08:49:18 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:18 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:18 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:18 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:18 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:18 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:18 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
2023-11-04 08:49:18 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:17.823802 End time: 2023-11-04 08:49:17.855603
2023-11-04 08:49:18 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:18 INFO imstat::::casa ##########################################
2023-11-04 08:49:18 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:18 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:18 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 5.201492224rad 39d58m05.8512' )
2023-11-04 08:49:18 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:18 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:18 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:18 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:18 INFO MSTransformManager::open Select data
2023-11-04 08:49:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:49:18 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39d58m05.8512 successfully parsed
2023-11-04 08:49:18 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:18 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:17.872353 End time: 2023-11-04 08:49:18.233653
2023-11-04 08:49:18 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:18 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:18 INFO tclean::::casa ##########################################
2023-11-04 08:49:18 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:18 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:18 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:18 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:18 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:18 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:18 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:18 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:18 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:18 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.00995
2023-11-04 08:49:18 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:18 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:19 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:49:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:19 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:19 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:19 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:19 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:19 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:20 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:18.255932 End time: 2023-11-04 08:49:19.526197
2023-11-04 08:49:20 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:20 INFO tclean::::casa ##########################################
2023-11-04 08:49:20 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:20 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:20 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:49:20 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:20 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:20 2023******
2023-11-04 08:49:20 INFO ImageFitter::fit+
2023-11-04 08:49:20 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:20 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:20 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:20 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:20 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:20 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:20 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:20 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:20 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:20 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:20 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:49:20 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:20 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:20 INFO imstat::::casa ##########################################
2023-11-04 08:49:20 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:20 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:49:20 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:20 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:20 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:20 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:20 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:20 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:49:20 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:20 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:49:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:49:20 INFO imstat:::: Values ---
2023-11-04 08:49:20 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:20 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:20 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:20 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam
2023-11-04 08:49:20 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:20 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:49:20 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:20 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:49:20 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:20 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:20 INFO imstat:::: Statistics ---
2023-11-04 08:49:20 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:20 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:20 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:20 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:20 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam
2023-11-04 08:49:20 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam
2023-11-04 08:49:20 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam
2023-11-04 08:49:20 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam
2023-11-04 08:49:20 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam
2023-11-04 08:49:20 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:20 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:20 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:20 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:20 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:20 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:20 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
2023-11-04 08:49:20 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:19.579191 End time: 2023-11-04 08:49:19.602260
2023-11-04 08:49:20 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:20 INFO imstat::::casa ##########################################
2023-11-04 08:49:20 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:20 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:20 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 02:39:52.3901' )
2023-11-04 08:49:20 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:20 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:20 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:20 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:20 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:20 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:20 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:20 INFO MSTransformManager::open Select data
2023-11-04 08:49:20 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2023-11-04 08:49:20 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 02:39:52.3901 successfully parsed
2023-11-04 08:49:20 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:20 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:19.615935 End time: 2023-11-04 08:49:19.979391
2023-11-04 08:49:20 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:20 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:20 INFO tclean::::casa ##########################################
2023-11-04 08:49:20 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:20 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:20 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:20 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:20 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:20 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:20 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:20 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:20 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:20 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:20 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:20 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:20 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010406
2023-11-04 08:49:20 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:20 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:20 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:20 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2023-11-04 08:49:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:21 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:21 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:21 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:21 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:21 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:21 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:20.001668 End time: 2023-11-04 08:49:21.287836
2023-11-04 08:49:21 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:21 INFO tclean::::casa ##########################################
2023-11-04 08:49:21 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:21 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:21 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:49:21 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:21 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:21 2023******
2023-11-04 08:49:21 INFO ImageFitter::fit+
2023-11-04 08:49:21 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:21 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:21 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:21 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:21 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:21 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:21 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:21 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:21 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:21 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:21 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:49:21 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116885 Jy
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126501 Jy
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:21 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:21 INFO imstat::::casa ##########################################
2023-11-04 08:49:21 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:21 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:49:21 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:21 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:21 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:21 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:21 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:21 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2023-11-04 08:49:21 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:21 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2023-11-04 08:49:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2023-11-04 08:49:21 INFO imstat:::: Values ---
2023-11-04 08:49:21 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:21 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:21 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:21 INFO imstat:::: -- minimum value [min]: -7.78268e-05 Jy/beam
2023-11-04 08:49:21 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:21 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:49:21 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:21 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:49:21 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:21 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:21 INFO imstat:::: Statistics ---
2023-11-04 08:49:21 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:21 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:21 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:21 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:21 INFO imstat:::: -- Median of the pixel values [median]: -1.8675e-05 Jy/beam
2023-11-04 08:49:21 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73782e-05 Jy/beam
2023-11-04 08:49:21 INFO imstat:::: -- IQR [quartile]: 3.56598e-05 Jy/beam
2023-11-04 08:49:21 INFO imstat:::: -- First quartile [q1]: -3.45364e-05 Jy/beam
2023-11-04 08:49:21 INFO imstat:::: -- Third quartile [q3]: 1.12335e-06 Jy/beam
2023-11-04 08:49:21 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:21 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:21 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:21 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:21 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:21 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:21 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
2023-11-04 08:49:21 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:21.346840 End time: 2023-11-04 08:49:21.377138
2023-11-04 08:49:21 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:21 INFO imstat::::casa ##########################################
2023-11-04 08:49:21 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:21 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:21 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 39.968292000deg' )
2023-11-04 08:49:21 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:21 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:21 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:21 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:21 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:21 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:21 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:21 INFO MSTransformManager::open Select data
2023-11-04 08:49:21 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:49:22 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39.968292000deg successfully parsed
2023-11-04 08:49:22 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:21.389843 End time: 2023-11-04 08:49:21.808984
2023-11-04 08:49:22 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:22 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:22 INFO tclean::::casa ##########################################
2023-11-04 08:49:22 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:22 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, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:22 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:22 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:22 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:22 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:22 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010051
2023-11-04 08:49:22 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:49:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:23 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:23 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:23 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:23 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:23 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:23 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:21.830427 End time: 2023-11-04 08:49:23.060111
2023-11-04 08:49:23 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:23 INFO tclean::::casa ##########################################
2023-11-04 08:49:23 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:23 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:23 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2023-11-04 08:49:23 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:23 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:23 2023******
2023-11-04 08:49:23 INFO ImageFitter::fit+
2023-11-04 08:49:23 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:23 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:23 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:23 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:23 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:23 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:23 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:23 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:23 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:23 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:23 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2023-11-04 08:49:23 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:23 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:23 INFO imstat::::casa ##########################################
2023-11-04 08:49:23 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:23 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2023-11-04 08:49:23 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:23 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:23 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:23 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:23 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:23 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2023-11-04 08:49:23 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:23 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:23 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:49:23 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:49:23 INFO imstat:::: Values ---
2023-11-04 08:49:23 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:23 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:23 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:23 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam
2023-11-04 08:49:23 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:23 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:49:23 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:23 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:49:23 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:23 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:23 INFO imstat:::: Statistics ---
2023-11-04 08:49:23 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:23 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:23 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:23 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:23 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam
2023-11-04 08:49:23 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam
2023-11-04 08:49:23 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam
2023-11-04 08:49:23 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam
2023-11-04 08:49:23 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam
2023-11-04 08:49:23 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:23 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:23 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:23 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:23 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:23 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:23 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
2023-11-04 08:49:23 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:23.122392 End time: 2023-11-04 08:49:23.148364
2023-11-04 08:49:23 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:23 INFO imstat::::casa ##########################################
2023-11-04 08:49:23 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:23 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2023-11-04 08:49:23 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 0.697578292rad' )
2023-11-04 08:49:23 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2023-11-04 08:49:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2023-11-04 08:49:23 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2023-11-04 08:49:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2023-11-04 08:49:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2023-11-04 08:49:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2023-11-04 08:49:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2023-11-04 08:49:23 INFO MSTransformManager::open Select data
2023-11-04 08:49:23 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2023-11-04 08:49:23 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 0.697578292rad successfully parsed
2023-11-04 08:49:23 INFO phaseshift::::casa Shift phase center
2023-11-04 08:49:24 INFO phaseshift::::casa Task phaseshift complete. Start time: 2023-11-04 08:49:23.163109 End time: 2023-11-04 08:49:23.614434
2023-11-04 08:49:24 INFO phaseshift::::casa ##### End Task: phaseshift #####
2023-11-04 08:49:24 INFO phaseshift::::casa ##########################################
2023-11-04 08:49:24 INFO tclean::::casa ##########################################
2023-11-04 08:49:24 INFO tclean::::casa ##### Begin Task: tclean #####
2023-11-04 08:49:24 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, fullsummary=False, nmajor=-1, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2023-11-04 08:49:24 INFO tclean::::casa Verifying Input Parameters
2023-11-04 08:49:24 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2023-11-04 08:49:24 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2023-11-04 08:49:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2023-11-04 08:49:24 INFO SynthesisImagerVi2::defineImage Impars : start
2023-11-04 08:49:24 INFO SynthesisImagerVi2::defineImage Shape : [256, 256, 1, 1]Spectral : [9.99982e+08] at [0] with increment [1e+08]
2023-11-04 08:49:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine : gridft
2023-11-04 08:49:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.89 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2023-11-04 08:49:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2023-11-04 08:49:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2023-11-04 08:49:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2023-11-04 08:49:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2023-11-04 08:49:24 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017915
2023-11-04 08:49:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2023-11-04 08:49:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2023-11-04 08:49:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2023-11-04 08:49:24 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2023-11-04 08:49:24 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2023-11-04 08:49:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2023-11-04 08:49:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2023-11-04 08:49:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2023-11-04 08:49:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2023-11-04 08:49:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2023-11-04 08:49:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2023-11-04 08:49:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2023-11-04 08:49:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2023-11-04 08:49:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2023-11-04 08:49:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2023-11-04 08:49:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2023-11-04 08:49:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2023-11-04 08:49:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2023-11-04 08:49:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2023-11-04 08:49:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2023-11-04 08:49:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2023-11-04 08:49:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2023-11-04 08:49:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2023-11-04 08:49:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2023-11-04 08:49:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2023-11-04 08:49:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2023-11-04 08:49:25 INFO tclean::::casa Reached global stopping criterion : iteration limit
2023-11-04 08:49:25 INFO tclean::::casa getSummary call: fullsummary=False
2023-11-04 08:49:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2023-11-04 08:49:25 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2023-11-04 08:49:25 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.residual', 'im_post_phaseshift.psf', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.model', 'im_post_phaseshift.image', 'im_post_phaseshift.pb']
2023-11-04 08:49:25 INFO tclean::::casa Task tclean complete. Start time: 2023-11-04 08:49:23.636195 End time: 2023-11-04 08:49:24.988419
2023-11-04 08:49:25 INFO tclean::::casa ##### End Task: tclean #####
2023-11-04 08:49:25 INFO tclean::::casa ##########################################
2023-11-04 08:49:25 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2023-11-04 08:49:25 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:25 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)
2023-11-04 08:49:25 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2023-11-04 08:49:25 INFO ImageFitter::fit ****** Fit performed at Sat Nov 4 08:49:25 2023******
2023-11-04 08:49:25 INFO ImageFitter::fit+
2023-11-04 08:49:25 INFO ImageFitter::fit+ Input parameters ---
2023-11-04 08:49:25 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2023-11-04 08:49:25 INFO ImageFitter::fit+ --- region:
2023-11-04 08:49:25 INFO ImageFitter::fit+ --- channel: 0
2023-11-04 08:49:25 INFO ImageFitter::fit+ --- stokes: I
2023-11-04 08:49:25 INFO ImageFitter::fit+ --- mask:
2023-11-04 08:49:25 INFO ImageFitter::fit+ --- include pixel range: []
2023-11-04 08:49:25 INFO ImageFitter::fit+ --- exclude pixel range: []
2023-11-04 08:49:25 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2023-11-04 08:49:25 INFO ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:25 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)
2023-11-04 08:49:25 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ Position ---
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle)
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ Clean beam size ---
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ Flux ---
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- Polarization: I
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ Spectrum ---
2023-11-04 08:49:25 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2023-11-04 08:49:25 INFO imstat::::casa ##########################################
2023-11-04 08:49:25 INFO imstat::::casa ##### Begin Task: imstat #####
2023-11-04 08:49:25 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 )
2023-11-04 08:49:25 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2023-11-04 08:49:25 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2023-11-04 08:49:25 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2023-11-04 08:49:25 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2023-11-04 08:49:25 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2023-11-04 08:49:25 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)
2023-11-04 08:49:25 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2023-11-04 08:49:25 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2023-11-04 08:49:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2023-11-04 08:49:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2023-11-04 08:49:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2023-11-04 08:49:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2023-11-04 08:49:25 INFO imstat:::: Values ---
2023-11-04 08:49:25 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2023-11-04 08:49:25 INFO imstat:::: -- number of points [npts]: 65536
2023-11-04 08:49:25 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2023-11-04 08:49:25 INFO imstat:::: -- minimum value [min]: -7.77956e-05 Jy/beam
2023-11-04 08:49:25 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2023-11-04 08:49:25 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2023-11-04 08:49:25 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2023-11-04 08:49:25 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2023-11-04 08:49:25 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2023-11-04 08:49:25 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2023-11-04 08:49:25 INFO imstat:::: Statistics ---
2023-11-04 08:49:25 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2023-11-04 08:49:25 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2023-11-04 08:49:25 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2023-11-04 08:49:25 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2023-11-04 08:49:25 INFO imstat:::: -- Median of the pixel values [median]: -1.86648e-05 Jy/beam
2023-11-04 08:49:25 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73536e-05 Jy/beam
2023-11-04 08:49:25 INFO imstat:::: -- IQR [quartile]: 3.5639e-05 Jy/beam
2023-11-04 08:49:25 INFO imstat:::: -- First quartile [q1]: -3.45152e-05 Jy/beam
2023-11-04 08:49:25 INFO imstat:::: -- Third quartile [q3]: 1.12373e-06 Jy/beam
2023-11-04 08:49:25 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2023-11-04 08:49:25 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2023-11-04 08:49:25 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2023-11-04 08:49:25 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2023-11-04 08:49:25 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2023-11-04 08:49:25 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2023-11-04 08:49:25 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
2023-11-04 08:49:25 INFO imstat::::casa Task imstat complete. Start time: 2023-11-04 08:49:25.029781 End time: 2023-11-04 08:49:25.051649
2023-11-04 08:49:25 INFO imstat::::casa ##### End Task: imstat #####
2023-11-04 08:49:25 INFO imstat::::casa ##########################################
.
Using configuration file ~/.casa/config.py
Using matplotlib backend: agg
CASA 6.6.0.11a14200.dev7 -- Common Astronomy Software Applications [6.6.0.11a14200.dev7]
Image value at source locations
Original MS : {'unit': 'Jy/beam', 'value': 1.0387226343154907} and {'unit': 'Jy/beam', 'value': 5.590171813964844}
Phase shifted MS : {'unit': 'Jy/beam', 'value': 1.038696050643921} and {'unit': 'Jy/beam', 'value': 5.589254856109619}
----------------------------------------------------------------------
Ran 13 tests in 354.017s
OK