2024-09-20 14:08:49 INFO ::casa Using user configuration file /home/casatest/.casa/config.py
2024-09-20 14:08:49 INFO ::casa loaded config file : /wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casaconfig/config.py
2024-09-20 14:08:49 INFO ::casa loaded config file : /home/casatest/.casa/config.py
2024-09-20 14:08:49 INFO ::casa
2024-09-20 14:08:49 INFO ::casa config values
2024-09-20 14:08:49 INFO ::casa agg = False
2024-09-20 14:08:49 INFO ::casa cachedir = '/home/casatest/.casa'
2024-09-20 14:08:49 INFO ::casa casaconfig_verbose = 1
2024-09-20 14:08:49 INFO ::casa colors = 'Neutral'
2024-09-20 14:08:49 INFO ::casa data_auto_update = False
2024-09-20 14:08:49 INFO ::casa datapath = ['/opt/casa/data/master', '/opt/casa/data/casatestdata']
2024-09-20 14:08:49 INFO ::casa iplog = False
2024-09-20 14:08:49 INFO ::casa iplogfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/ipython-20240920-140846.log'
2024-09-20 14:08:49 INFO ::casa log2term = True
2024-09-20 14:08:49 INFO ::casa logfile = '/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/casa-20240920-140846.log'
2024-09-20 14:08:49 INFO ::casa measures_auto_update = False
2024-09-20 14:08:49 INFO ::casa measurespath = '/opt/casa/data/master'
2024-09-20 14:08:49 INFO ::casa nogui = False
2024-09-20 14:08:49 INFO ::casa nologfile = False
2024-09-20 14:08:49 INFO ::casa nologger = True
2024-09-20 14:08:49 INFO ::casa pipeline = False
2024-09-20 14:08:49 INFO ::casa startupfile = '/home/casatest/.casa/startup.py'
2024-09-20 14:08:49 INFO ::casa user_site = False
2024-09-20 14:08:49 INFO ::casa
2024-09-20 14:08:49 INFO ::casa casarundata version is unknown, this is probably a legacy version not installed by casaconfig
2024-09-20 14:08:49 INFO ::casa measures version is unknown, this is probably a legacy version not installed by casaconfig
2024-09-20 14:08:49 INFO ::casa
2024-09-20 14:08:49 INFO ::casa Checking Measures tables in data repository sub-directory /opt/casa/data/master/geodetic
2024-09-20 14:08:49 INFO ::casa IERSeop2000 (version date, last date in table (UTC)): 2024/08/31/15:00, 2024/08/01/00:00:00
2024-09-20 14:08:49 INFO ::casa IERSeop97 (version date, last date in table (UTC)): 2024/08/31/15:00, 2024/08/01/00:00:00
2024-09-20 14:08:49 INFO ::casa IERSpredict (version date, last date in table (UTC)): 2024/09/19/15:00, 2024/12/18/00:00:00
2024-09-20 14:08:49 INFO ::casa TAI_UTC (version date, last date in table (UTC)): 2024/08/28/15:00, 2017/01/01/00:00:00
2024-09-20 14:08:52 INFO phaseshift::::casa ##########################################
2024-09-20 14:08:52 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:08:52 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='1', observation='', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' )
2024-09-20 14:08:52 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-20 14:08:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:08:52 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-20 14:08:52 INFO MSTransformManager::parseDataSelParams array selection is 1
2024-09-20 14:08:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:08:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:08:52 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [1]
2024-09-20 14:08:52 INFO MSTransformManager::open Select data
2024-09-20 14:08:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:08:52 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows.
2024-09-20 14:08:52 INFO name:: No table opened.
2024-09-20 14:08:52 INFO name:: No table opened.
2024-09-20 14:08:52 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows.
2024-09-20 14:08:52 INFO phaseshift::::casa Traceback (most recent call last):
2024-09-20 14:08:52 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift
2024-09-20 14:08:52 INFO phaseshift::::casa+ mtlocal.open()
2024-09-20 14:08:52 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open
2024-09-20 14:08:52 INFO phaseshift::::casa+ return self._swigobj.open()
2024-09-20 14:08:52 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open
2024-09-20 14:08:52 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self)
2024-09-20 14:08:52 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows.
2024-09-20 14:08:52 INFO phaseshift::::casa+
2024-09-20 14:08:52 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred:
2024-09-20 14:08:52 INFO phaseshift::::casa+
2024-09-20 14:08:52 INFO phaseshift::::casa+ Traceback (most recent call last):
2024-09-20 14:08:52 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__
2024-09-20 14:08:52 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'] )
2024-09-20 14:08:52 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift
2024-09-20 14:08:52 INFO phaseshift::::casa+ raise RuntimeError(str(instance))
2024-09-20 14:08:52 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows.
2024-09-20 14:08:52 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:08:51.561509 End time: 2024-09-20 14:08:51.632164
2024-09-20 14:08:52 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:08:52 INFO phaseshift::::casa ##########################################
2024-09-20 14:08:52 INFO phaseshift::::casa ##########################################
2024-09-20 14:08:52 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:08:52 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='0', observation='', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' )
2024-09-20 14:08:52 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-20 14:08:52 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:08:52 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-20 14:08:52 INFO MSTransformManager::parseDataSelParams array selection is 0
2024-09-20 14:08:52 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:08:52 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:08:52 INFO MSTransformManager::initDataSelectionParams Selected Arrays Ids are [0]
2024-09-20 14:08:52 INFO MSTransformManager::open Select data
2024-09-20 14:08:52 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:08:52 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas
2024-09-20 14:08:52 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune
2024-09-20 14:08:53 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed
2024-09-20 14:08:53 INFO phaseshift::::casa Shift phase center
2024-09-20 14:08:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:08:51.633196 End time: 2024-09-20 14:08:53.236520
2024-09-20 14:08:53 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:08:53 INFO phaseshift::::casa ##########################################
2024-09-20 14:08:54 INFO phaseshift::::casa ##########################################
2024-09-20 14:08:54 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:08:54 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='MODEL', phasecenter='ICRS 00h06m14 -06d23m35' )
2024-09-20 14:08:54 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-20 14:08:54 INFO MSTransformManager::parseMsSpecParams Data column is MODEL
2024-09-20 14:08:54 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-20 14:08:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:08:54 WARN MSTransformManager::checkDataColumnsToFill MODEL_DATA column requested but not available in input MS
2024-09-20 14:08:54 INFO MSTransformManager::open Select data
2024-09-20 14:08:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:08:54 SEVERE phaseshift::::casa Desired column (MODEL_DATA) not found in the input MS (/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/nep_copy.ms).
2024-09-20 14:08:54 INFO name:: No table opened.
2024-09-20 14:08:54 INFO name:: No table opened.
2024-09-20 14:08:54 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: Desired column (MODEL_DATA) not found in the input MS (/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/nep_copy.ms).
2024-09-20 14:08:54 INFO phaseshift::::casa Traceback (most recent call last):
2024-09-20 14:08:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift
2024-09-20 14:08:54 INFO phaseshift::::casa+ mtlocal.open()
2024-09-20 14:08:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open
2024-09-20 14:08:54 INFO phaseshift::::casa+ return self._swigobj.open()
2024-09-20 14:08:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open
2024-09-20 14:08:54 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self)
2024-09-20 14:08:54 INFO phaseshift::::casa+ RuntimeError: Desired column (MODEL_DATA) not found in the input MS (/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/nep_copy.ms).
2024-09-20 14:08:54 INFO phaseshift::::casa+
2024-09-20 14:08:54 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred:
2024-09-20 14:08:54 INFO phaseshift::::casa+
2024-09-20 14:08:54 INFO phaseshift::::casa+ Traceback (most recent call last):
2024-09-20 14:08:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__
2024-09-20 14:08:54 INFO phaseshift::::casa+ task_result = _phaseshift_t( _pc.document['vis'],_pc.document['outputvis'],_pc.document['keepmms'],_pc.document['field'],_pc.document['spw'],_pc.document['scan'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['datacolumn'],_pc.document['phasecenter'] )
2024-09-20 14:08:54 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift
2024-09-20 14:08:54 INFO phaseshift::::casa+ raise RuntimeError(str(instance))
2024-09-20 14:08:54 INFO phaseshift::::casa+ RuntimeError: Desired column (MODEL_DATA) not found in the input MS (/home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/nep_copy.ms).
2024-09-20 14:08:54 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:08:54.212608 End time: 2024-09-20 14:08:54.240667
2024-09-20 14:08:54 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:08:54 INFO phaseshift::::casa ##########################################
2024-09-20 14:08:55 INFO phaseshift::::casa ##########################################
2024-09-20 14:08:55 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:08:55 INFO phaseshift::::casa phaseshift( vis='Itziar_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='2', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 00h00m01 -29d55m40' )
2024-09-20 14:08:55 INFO MSTransformManager::parseMsSpecParams Input file name is Itziar_copy.ms
2024-09-20 14:08:55 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:08:55 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-20 14:08:55 INFO MSTransformManager::parseDataSelParams field selection is 2
2024-09-20 14:08:55 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:08:55 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:08:55 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:08:55 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:08:55 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [2]
2024-09-20 14:08:55 INFO MSTransformManager::open Select data
2024-09-20 14:08:55 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:08:55 INFO MSTransformDataHandler::makeSelection 6125 out of 245000 rows are going to be considered due to the selection criteria.
2024-09-20 14:08:55 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 00h00m01 -29d55m40 successfully parsed
2024-09-20 14:08:55 INFO phaseshift::::casa Shift phase center
2024-09-20 14:08:56 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:08:55.100108 End time: 2024-09-20 14:08:55.572526
2024-09-20 14:08:56 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:08:56 INFO phaseshift::::casa ##########################################
2024-09-20 14:08:56 INFO phaseshift::::casa ##########################################
2024-09-20 14:08:56 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:08:56 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='*FLUX*', array='', observation='', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' )
2024-09-20 14:08:56 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-20 14:08:56 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:08:56 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-20 14:08:56 INFO MSTransformManager::parseDataSelParams scan intent selection is *FLUX*
2024-09-20 14:08:56 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:08:56 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:08:56 INFO MSTransformManager::initDataSelectionParams Selected Scans Intents Ids are [12]
2024-09-20 14:08:56 INFO MSTransformManager::open Select data
2024-09-20 14:08:56 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:08:56 INFO MSTransformDataHandler::makeSelection 570 out of 6270 rows are going to be considered due to the selection criteria.
2024-09-20 14:08:57 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas
2024-09-20 14:08:57 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune
2024-09-20 14:08:58 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed
2024-09-20 14:08:58 INFO phaseshift::::casa Shift phase center
2024-09-20 14:08:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:08:56.461457 End time: 2024-09-20 14:08:57.814422
2024-09-20 14:08:58 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:08:58 INFO phaseshift::::casa ##########################################
2024-09-20 14:08:59 INFO phaseshift::::casa ##########################################
2024-09-20 14:08:59 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:08:59 INFO phaseshift::::casa phaseshift( vis='mms_copy.mms', outputvis='phaseshiftout.ms', keepmms=False, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 05h30m48 13d31m48' )
2024-09-20 14:08:59 INFO MSTransformManager::parseMsSpecParams Input file name is mms_copy.mms
2024-09-20 14:08:59 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:08:59 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-20 14:08:59 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:08:59 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:08:59 INFO MSTransformManager::open Select data
2024-09-20 14:08:59 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:08:59 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 05h30m48 13d31m48 successfully parsed
2024-09-20 14:08:59 INFO phaseshift::::casa Shift phase center
2024-09-20 14:08:59 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:08:58.782340 End time: 2024-09-20 14:08:59.489930
2024-09-20 14:08:59 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:08:59 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:00 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:00 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:09:00 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='1', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' )
2024-09-20 14:09:00 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-20 14:09:00 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:09:00 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-20 14:09:00 INFO MSTransformManager::parseDataSelParams observation selection is 1
2024-09-20 14:09:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:09:00 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:09:00 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are []
2024-09-20 14:09:00 INFO MSTransformManager::open Select data
2024-09-20 14:09:00 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:09:00 SEVERE phaseshift::::casa MSSelectionNullSelection : The selected table has zero rows.
2024-09-20 14:09:00 INFO name:: No table opened.
2024-09-20 14:09:00 INFO name:: No table opened.
2024-09-20 14:09:00 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: MSSelectionNullSelection : The selected table has zero rows.
2024-09-20 14:09:00 INFO phaseshift::::casa Traceback (most recent call last):
2024-09-20 14:09:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 109, in phaseshift
2024-09-20 14:09:00 INFO phaseshift::::casa+ mtlocal.open()
2024-09-20 14:09:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/mstransformer.py", line 36, in open
2024-09-20 14:09:00 INFO phaseshift::::casa+ return self._swigobj.open()
2024-09-20 14:09:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatools/__casac__/mstransformer.py", line 176, in open
2024-09-20 14:09:00 INFO phaseshift::::casa+ return _mstransformer.mstransformer_open(self)
2024-09-20 14:09:00 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows.
2024-09-20 14:09:00 INFO phaseshift::::casa+
2024-09-20 14:09:00 INFO phaseshift::::casa+ During handling of the above exception, another exception occurred:
2024-09-20 14:09:00 INFO phaseshift::::casa+
2024-09-20 14:09:00 INFO phaseshift::::casa+ Traceback (most recent call last):
2024-09-20 14:09:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__
2024-09-20 14:09:00 INFO phaseshift::::casa+ task_result = _phaseshift_t( _pc.document['vis'],_pc.document['outputvis'],_pc.document['keepmms'],_pc.document['field'],_pc.document['spw'],_pc.document['scan'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['datacolumn'],_pc.document['phasecenter'] )
2024-09-20 14:09:00 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 120, in phaseshift
2024-09-20 14:09:00 INFO phaseshift::::casa+ raise RuntimeError(str(instance))
2024-09-20 14:09:00 INFO phaseshift::::casa+ RuntimeError: MSSelectionNullSelection : The selected table has zero rows.
2024-09-20 14:09:00 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:09:00.429904 End time: 2024-09-20 14:09:00.464656
2024-09-20 14:09:00 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:09:00 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:00 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:00 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:09:00 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='0', datacolumn='all', phasecenter='ICRS 00h06m14 -06d23m35' )
2024-09-20 14:09:00 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-20 14:09:00 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:09:00 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-20 14:09:00 INFO MSTransformManager::parseDataSelParams observation selection is 0
2024-09-20 14:09:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:09:00 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:09:00 INFO MSTransformManager::initDataSelectionParams Selected Observations Ids are [0]
2024-09-20 14:09:00 INFO MSTransformManager::open Select data
2024-09-20 14:09:00 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:09:01 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas
2024-09-20 14:09:01 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune
2024-09-20 14:09:02 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -06d23m35 successfully parsed
2024-09-20 14:09:02 INFO phaseshift::::casa Shift phase center
2024-09-20 14:09:02 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:09:00.465827 End time: 2024-09-20 14:09:01.895413
2024-09-20 14:09:02 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:09:02 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:03 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:03 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:09:03 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' )
2024-09-20 14:09:03 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms
2024-09-20 14:09:03 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:09:03 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-20 14:09:03 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:09:03 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:09:03 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:09:03 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:09:03 INFO MSTransformManager::open Select data
2024-09-20 14:09:03 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:09:03 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed
2024-09-20 14:09:03 INFO phaseshift::::casa Shift phase center
2024-09-20 14:09:04 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:09:02.816982 End time: 2024-09-20 14:09:04.376105
2024-09-20 14:09:04 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:09:04 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:05 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:05 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:09:05 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='' )
2024-09-20 14:09:05 SEVERE phaseshift::::casa Exception Reported: Error in phaseshift: phasecenter parameter must be specified
2024-09-20 14:09:05 INFO phaseshift::::casa Traceback (most recent call last):
2024-09-20 14:09:05 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casashell/private/phaseshift.py", line 556, in __call__
2024-09-20 14:09:05 INFO phaseshift::::casa+ task_result = _phaseshift_t( _pc.document['vis'],_pc.document['outputvis'],_pc.document['keepmms'],_pc.document['field'],_pc.document['spw'],_pc.document['scan'],_pc.document['intent'],_pc.document['array'],_pc.document['observation'],_pc.document['datacolumn'],_pc.document['phasecenter'] )
2024-09-20 14:09:05 INFO phaseshift::::casa+ File "/wheeldirectory/casa-CAS-14371-3-py3.8.el8/lib/py/lib/python3.8/site-packages/casatasks/private/task_phaseshift.py", line 30, in phaseshift
2024-09-20 14:09:05 INFO phaseshift::::casa+ raise ValueError('phasecenter parameter must be specified')
2024-09-20 14:09:05 INFO phaseshift::::casa+ ValueError: phasecenter parameter must be specified
2024-09-20 14:09:05 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:09:05.299855 End time: 2024-09-20 14:09:05.300748
2024-09-20 14:09:05 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:09:05 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:05 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:05 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:09:05 INFO phaseshift::::casa phaseshift( vis='nep_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 00h06m14 -08d23m35' )
2024-09-20 14:09:05 INFO MSTransformManager::parseMsSpecParams Input file name is nep_copy.ms
2024-09-20 14:09:05 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:09:05 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-20 14:09:05 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:09:05 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:09:05 INFO MSTransformManager::open Select data
2024-09-20 14:09:05 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:09:06 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM0_Pallas_57501.36900000.tab for output field Pallas
2024-09-20 14:09:06 INFO MSTransformDataHandler::copyEphemerisTable Transferring ephemeris EPHEM1_Neptune_57501.36900000.tab for output field Neptune
2024-09-20 14:09:06 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 00h06m14 -08d23m35 successfully parsed
2024-09-20 14:09:06 INFO phaseshift::::casa Shift phase center
2024-09-20 14:09:07 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:09:05.301830 End time: 2024-09-20 14:09:06.639541
2024-09-20 14:09:07 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:09:07 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:08 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:08 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:09:08 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='post_phaseshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' )
2024-09-20 14:09:08 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms
2024-09-20 14:09:08 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:09:08 INFO MSTransformManager::parseMsSpecParams Output file name is post_phaseshift.ms
2024-09-20 14:09:08 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:09:08 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:09:08 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:09:08 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:09:08 INFO MSTransformManager::open Select data
2024-09-20 14:09:08 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:09:08 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed
2024-09-20 14:09:08 INFO phaseshift::::casa Shift phase center
2024-09-20 14:09:09 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:09:07.617214 End time: 2024-09-20 14:09:09.089831
2024-09-20 14:09:09 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:09:09 INFO phaseshift::::casa ##########################################
2024-09-20 14:09:09 INFO tclean::::casa ##########################################
2024-09-20 14:09:09 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:09:09 INFO tclean::::casa tclean( vis='datacopy.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='im2_pre', imsize=2048, cell='5arcsec', phasecenter='J2000 19h59m28.449 40d44m01.199', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='wproject', facets=1, psfphasecenter='', wprojplanes=128, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:09:09 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:09:09 INFO SynthesisImagerVi2::selectData MS : datacopy.ms | [Opened in readonly mode]
2024-09-20 14:09:09 INFO SynthesisImagerVi2::selectData NRows selected : 63180
2024-09-20 14:09:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] :
2024-09-20 14:09:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_pre] :
2024-09-20 14:09:09 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:09:09 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09]
2024-09-20 14:09:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_pre] with ftmachine: wprojectft
2024-09-20 14:09:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.86 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:09:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:09:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_pre] : hogbom
2024-09-20 14:09:09 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:09:09 INFO WPConvFunc::findConvFunction W projection using 128 planes
2024-09-20 14:09:09 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths)
2024-09-20 14:09:09 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m)
2024-09-20 14:09:09 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel
2024-09-20 14:09:50 INFO WPConvFunc::findConvFunction Convolution support = [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 28, 28, 28, 28, 28, 28, 28, 28, 28, 32, 32, 32, 32, 32, 32, 32, 32, 36, 36, 36, 36, 36, 36, 36, 40, 40, 40, 40, 40, 40, 44, 44, 44, 44, 44, 44, 44, 48, 48, 48, 48, 48, 52, 52, 52, 52, 52, 52, 56, 56, 56, 56, 56, 60, 60, 60, 60, 60, 64, 64, 64, 64, 64, 68, 68, 68, 68, 68, 72, 72, 72, 72, 76, 76, 76, 76, 80, 80, 80] pixels in Fourier plane
2024-09-20 14:09:50 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB
2024-09-20 14:09:53 INFO SIImageStore::calcSensitivity [im2_pre] Theoretical sensitivity (Jy/bm):0.00204403
2024-09-20 14:09:53 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.069195
2024-09-20 14:09:53 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg
2024-09-20 14:09:53 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:09:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:09:56 INFO task_tclean::SDAlgorithmBase::restore [im2_pre] : Restoring model image.
2024-09-20 14:09:56 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2284) Restoring with an empty model image. Only residuals will be processed to form the output restored image.
2024-09-20 14:09:56 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.7749 arcsec, 82.835 deg
2024-09-20 14:09:56 INFO tclean::::casa Searching for images with prefix 'im2_pre'... Found these, writing history into them: ['im2_pre.image', 'im2_pre.psf', 'im2_pre.pb', 'im2_pre.model', 'im2_pre.residual', 'im2_pre.sumwt']
2024-09-20 14:09:56 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:09:09.178821 End time: 2024-09-20 14:09:56.092405
2024-09-20 14:09:56 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:09:56 INFO tclean::::casa ##########################################
2024-09-20 14:09:56 INFO tclean::::casa ##########################################
2024-09-20 14:09:56 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:09:56 INFO tclean::::casa tclean( vis='post_phaseshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='im2_post_phaseshift', imsize=2048, cell='5arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='wproject', facets=1, psfphasecenter='', wprojplanes=128, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:09:56 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:09:56 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode]
2024-09-20 14:09:56 INFO SynthesisImagerVi2::selectData NRows selected : 63180
2024-09-20 14:09:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] :
2024-09-20 14:09:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift] :
2024-09-20 14:09:56 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:09:56 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09]
2024-09-20 14:09:56 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift] with ftmachine: wprojectft
2024-09-20 14:09:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.86 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:09:56 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:09:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift] : hogbom
2024-09-20 14:09:56 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:09:56 INFO WPConvFunc::findConvFunction W projection using 128 planes
2024-09-20 14:09:56 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths)
2024-09-20 14:09:56 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m)
2024-09-20 14:09:56 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel
2024-09-20 14:10:32 INFO WPConvFunc::findConvFunction Convolution support = [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 28, 28, 28, 28, 28, 28, 28, 28, 28, 32, 32, 32, 32, 32, 32, 32, 32, 36, 36, 36, 36, 36, 36, 36, 40, 40, 40, 40, 40, 40, 44, 44, 44, 44, 44, 44, 44, 48, 48, 48, 48, 48, 52, 52, 52, 52, 52, 52, 56, 56, 56, 56, 56, 60, 60, 60, 60, 60, 64, 64, 64, 64, 64, 68, 68, 68, 68, 68, 72, 72, 72, 72, 76, 76, 76, 76, 80, 80, 80] pixels in Fourier plane
2024-09-20 14:10:32 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB
2024-09-20 14:10:35 INFO SIImageStore::calcSensitivity [im2_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00204403
2024-09-20 14:10:35 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.083374
2024-09-20 14:10:35 INFO SIImageStore::printBeamSet Beam : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg
2024-09-20 14:10:35 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:10:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:10:38 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift] : Restoring model image.
2024-09-20 14:10:38 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2284) Restoring with an empty model image. Only residuals will be processed to form the output restored image.
2024-09-20 14:10:38 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.3737 arcsec, 48.741 arcsec, 82.2249 deg
2024-09-20 14:10:38 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift'... Found these, writing history into them: ['im2_post_phaseshift.residual', 'im2_post_phaseshift.psf', 'im2_post_phaseshift.sumwt', 'im2_post_phaseshift.image', 'im2_post_phaseshift.pb', 'im2_post_phaseshift.model']
2024-09-20 14:10:39 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:09:56.144490 End time: 2024-09-20 14:10:38.556578
2024-09-20 14:10:39 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:10:39 INFO tclean::::casa ##########################################
2024-09-20 14:10:39 INFO tclean::::casa ##########################################
2024-09-20 14:10:39 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:10:39 INFO tclean::::casa tclean( vis='post_phaseshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='corrected', imagename='im2_post_phaseshift_tclean_phasecenter', imsize=2048, cell='5arcsec', phasecenter='J2000 19h59m28.449 40d44m01.199', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='wproject', facets=1, psfphasecenter='', wprojplanes=128, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=0, gain=0.1, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:10:39 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:10:39 INFO SynthesisImagerVi2::selectData MS : post_phaseshift.ms | [Opened in readonly mode]
2024-09-20 14:10:39 INFO SynthesisImagerVi2::selectData NRows selected : 63180
2024-09-20 14:10:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] :
2024-09-20 14:10:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im2_post_phaseshift_tclean_phasecenter] :
2024-09-20 14:10:39 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:10:39 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [1.49998e+09] at [0] with increment [1.99998e+09]
2024-09-20 14:10:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im2_post_phaseshift_tclean_phasecenter] with ftmachine: wprojectft
2024-09-20 14:10:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.85 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:10:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:10:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im2_post_phaseshift_tclean_phasecenter] : hogbom
2024-09-20 14:10:39 INFO SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:10:39 INFO WPConvFunc::findConvFunction W projection using 128 planes
2024-09-20 14:10:39 INFO WPConvFunc::findConvFunction Using maximum possible W = 10313.2 (wavelengths)
2024-09-20 14:10:39 INFO WPConvFunc::findConvFunction Typical wavelength = 0.299796 (m)
2024-09-20 14:10:39 INFO WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.639422 wavelengths per pixel
2024-09-20 14:11:14 INFO WPConvFunc::findConvFunction Convolution support = [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 28, 28, 28, 28, 28, 28, 28, 28, 28, 32, 32, 32, 32, 32, 32, 32, 32, 36, 36, 36, 36, 36, 36, 36, 40, 40, 40, 40, 40, 40, 44, 44, 44, 44, 44, 44, 44, 48, 48, 48, 48, 48, 52, 52, 52, 52, 52, 52, 56, 56, 56, 56, 56, 60, 60, 60, 60, 60, 64, 64, 64, 64, 64, 68, 68, 68, 68, 68, 72, 72, 72, 72, 76, 76, 76, 76, 80, 80, 80] pixels in Fourier plane
2024-09-20 14:11:14 INFO WPConvFunc::findConvFunction Memory used in gridding function = 7 MB from maximum 15884 MB
2024-09-20 14:11:17 INFO SIImageStore::calcSensitivity [im2_post_phaseshift_tclean_phasecenter] Theoretical sensitivity (Jy/bm):0.00204403
2024-09-20 14:11:17 INFO SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.079283
2024-09-20 14:11:17 INFO SIImageStore::printBeamSet Beam : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg
2024-09-20 14:11:17 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:11:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:11:20 INFO task_tclean::SDAlgorithmBase::restore [im2_post_phaseshift_tclean_phasecenter] : Restoring model image.
2024-09-20 14:11:20 WARN task_tclean::SIImageStore::restore (file /source/casa6/casatools/src/code/synthesis/ImagerObjects/SIImageStore.cc, line 2284) Restoring with an empty model image. Only residuals will be processed to form the output restored image.
2024-09-20 14:11:20 INFO task_tclean::SIImageStore::restore Beam for chan : 0 : 54.8469 arcsec, 48.775 arcsec, 82.8349 deg
2024-09-20 14:11:20 INFO tclean::::casa Searching for images with prefix 'im2_post_phaseshift_tclean_phasecenter'... Found these, writing history into them: ['im2_post_phaseshift_tclean_phasecenter.image', 'im2_post_phaseshift_tclean_phasecenter.psf', 'im2_post_phaseshift_tclean_phasecenter.sumwt', 'im2_post_phaseshift_tclean_phasecenter.residual', 'im2_post_phaseshift_tclean_phasecenter.model', 'im2_post_phaseshift_tclean_phasecenter.pb']
2024-09-20 14:11:20 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:10:38.612429 End time: 2024-09-20 14:11:20.134172
2024-09-20 14:11:20 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:11:20 INFO tclean::::casa ##########################################
2024-09-20 14:11:21 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:21 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:11:21 INFO phaseshift::::casa phaseshift( vis='ngc_copy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='1', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 23h11m54 61d10m54' )
2024-09-20 14:11:21 INFO MSTransformManager::parseMsSpecParams Input file name is ngc_copy.ms
2024-09-20 14:11:21 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:11:21 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-20 14:11:21 INFO MSTransformManager::parseDataSelParams spw selection is 1
2024-09-20 14:11:21 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:11:21 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:11:21 INFO MSTransformManager::initDataSelectionParams Selected SPWs Ids are Axis Lengths: [1, 4] (NB: Matrix in Row/Column order)
2024-09-20 14:11:21 INFO MSTransformManager::initDataSelectionParams+ [1, 0, 4, 1]
2024-09-20 14:11:21 INFO MSTransformManager::open Select data
2024-09-20 14:11:21 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:11:21 INFO MSTransformDataHandler::makeSelection 13338 out of 26676 rows are going to be considered due to the selection criteria.
2024-09-20 14:11:22 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 23h11m54 61d10m54 successfully parsed
2024-09-20 14:11:22 INFO phaseshift::::casa Shift phase center
2024-09-20 14:11:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:11:21.424782 End time: 2024-09-20 14:11:21.886085
2024-09-20 14:11:22 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:11:22 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:23 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:23 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:11:23 INFO phaseshift::::casa phaseshift( vis='datacopy.ms', outputvis='phaseshiftout.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' )
2024-09-20 14:11:23 INFO MSTransformManager::parseMsSpecParams Input file name is datacopy.ms
2024-09-20 14:11:23 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:11:23 INFO MSTransformManager::parseMsSpecParams Output file name is phaseshiftout.ms
2024-09-20 14:11:23 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:11:23 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:11:23 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:11:23 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:11:23 INFO MSTransformManager::open Select data
2024-09-20 14:11:23 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:11:23 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed
2024-09-20 14:11:23 INFO phaseshift::::casa Shift phase center
2024-09-20 14:11:24 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:11:22.833576 End time: 2024-09-20 14:11:24.346864
2024-09-20 14:11:24 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:11:24 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:25 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:25 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:11:25 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='0', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.108888889deg' )
2024-09-20 14:11:25 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:11:25 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:11:25 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:11:25 INFO MSTransformManager::parseDataSelParams field selection is 0
2024-09-20 14:11:25 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:11:25 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:11:25 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:11:25 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:11:25 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0]
2024-09-20 14:11:25 INFO MSTransformManager::open Select data
2024-09-20 14:11:25 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:11:25 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria.
2024-09-20 14:11:25 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed
2024-09-20 14:11:25 INFO phaseshift::::casa Shift phase center
2024-09-20 14:11:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:11:24.992153 End time: 2024-09-20 14:11:25.436294
2024-09-20 14:11:25 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:11:25 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:25 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2024-09-20 14:11:26 INFO tclean::::casa ##########################################
2024-09-20 14:11:26 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:11:26 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:11:26 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:11:26 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:11:26 INFO SynthesisImagerVi2::selectData NRows selected : 3510
2024-09-20 14:11:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:11:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:11:26 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:11:26 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07]
2024-09-20 14:11:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:11:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.87 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:11:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:11:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:11:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:11:26 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352
2024-09-20 14:11:26 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018694
2024-09-20 14:11:26 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg
2024-09-20 14:11:26 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:11:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:11:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:11:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:11:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:11:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:11:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3
2024-09-20 14:11:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:11:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:11:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:11:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:11:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3
2024-09-20 14:11:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold.
2024-09-20 14:11:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:11:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:11:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053
2024-09-20 14:11:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3
2024-09-20 14:11:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold.
2024-09-20 14:11:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:11:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:11:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184
2024-09-20 14:11:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3
2024-09-20 14:11:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter.
2024-09-20 14:11:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:11:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:11:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276
2024-09-20 14:11:27 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:11:27 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:11:27 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:11:27 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg
2024-09-20 14:11:27 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:11:27 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:11:25.593137 End time: 2024-09-20 14:11:27.098557
2024-09-20 14:11:27 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:11:27 INFO tclean::::casa ##########################################
2024-09-20 14:11:27 INFO imstat::::casa ##########################################
2024-09-20 14:11:27 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:11:27 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:11:27 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:11:27 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:11:27 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:11:27 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:11:27 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:11:27 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz to 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz)
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz
2024-09-20 14:11:27 INFO imstat:::: Values ---
2024-09-20 14:11:27 INFO imstat:::: -- flux density [flux]: 4.99409 Jy
2024-09-20 14:11:27 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:11:27 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:11:27 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam
2024-09-20 14:11:27 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0]
2024-09-20 14:11:27 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0]
2024-09-20 14:11:27 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz
2024-09-20 14:11:27 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz
2024-09-20 14:11:27 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam
2024-09-20 14:11:27 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam
2024-09-20 14:11:27 INFO imstat:::: Statistics ---
2024-09-20 14:11:27 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam
2024-09-20 14:11:27 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam
2024-09-20 14:11:27 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam
2024-09-20 14:11:27 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam
2024-09-20 14:11:27 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam
2024-09-20 14:11:27 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam
2024-09-20 14:11:27 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam
2024-09-20 14:11:27 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam
2024-09-20 14:11:27 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:11:27 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.059610e+02 9.246232e-03 1.521305e-01 1.518505e-01 -1.228298e-04 4.999997e+00
2024-09-20 14:11:27 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:11:27.116374 End time: 2024-09-20 14:11:27.141851
2024-09-20 14:11:27 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:11:27 INFO imstat::::casa ##########################################
2024-09-20 14:11:27 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:27 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:11:27 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='fake', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.108888889deg' )
2024-09-20 14:11:27 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:11:27 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:11:27 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:11:27 INFO MSTransformManager::parseDataSelParams field selection is fake
2024-09-20 14:11:27 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:11:27 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:11:27 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:11:27 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:11:27 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [0]
2024-09-20 14:11:27 INFO MSTransformManager::open Select data
2024-09-20 14:11:27 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:11:27 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria.
2024-09-20 14:11:27 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed
2024-09-20 14:11:27 INFO phaseshift::::casa Shift phase center
2024-09-20 14:11:28 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:11:27.154669 End time: 2024-09-20 14:11:27.549214
2024-09-20 14:11:28 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:11:28 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:28 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2024-09-20 14:11:28 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms...
2024-09-20 14:11:28 INFO tclean::::casa ##########################################
2024-09-20 14:11:28 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:11:28 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:11:28 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:11:28 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:11:28 INFO SynthesisImagerVi2::selectData NRows selected : 3510
2024-09-20 14:11:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:11:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:11:28 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:11:28 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99981e+08] at [0] with increment [9.99998e+07]
2024-09-20 14:11:28 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:11:28 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.87 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:11:28 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:11:28 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:11:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:11:28 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352
2024-09-20 14:11:28 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.011759
2024-09-20 14:11:28 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg
2024-09-20 14:11:28 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:11:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:11:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:11:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:11:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:11:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:11:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6347251534461975, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.634725, CycleNiter=20, Gain=0.3
2024-09-20 14:11:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:11:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:11:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:11:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:11:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07467404007911682, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.074674, CycleNiter=14, Gain=0.3
2024-09-20 14:11:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold.
2024-09-20 14:11:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:11:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:11:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053
2024-09-20 14:11:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00878525897860527, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00878526, CycleNiter=8, Gain=0.3
2024-09-20 14:11:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold.
2024-09-20 14:11:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:11:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:11:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814184, over full image : 0.00814184
2024-09-20 14:11:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0010335649130865932, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00103356, CycleNiter=2, Gain=0.3
2024-09-20 14:11:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814184->0.00279265, Reached cycleniter.
2024-09-20 14:11:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:11:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:11:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279276, over full image : 0.00279276
2024-09-20 14:11:29 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:11:29 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:11:29 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:11:29 INFO SIImageStore::restore Beam for chan : 0 : 88.8546 arcsec, 77.1301 arcsec, -77.9234 deg
2024-09-20 14:11:29 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:11:29 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:11:27.623534 End time: 2024-09-20 14:11:28.944885
2024-09-20 14:11:29 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:11:29 INFO tclean::::casa ##########################################
2024-09-20 14:11:29 INFO imstat::::casa ##########################################
2024-09-20 14:11:29 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:11:29 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:11:29 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:11:29 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:11:29 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:11:29 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:11:29 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:11:29 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz to 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz)
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 9.99981e+08Hz
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 9.99981e+08Hz
2024-09-20 14:11:29 INFO imstat:::: Values ---
2024-09-20 14:11:29 INFO imstat:::: -- flux density [flux]: 4.99409 Jy
2024-09-20 14:11:29 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:11:29 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:11:29 INFO imstat:::: -- minimum value [min]: -0.00012283 Jy/beam
2024-09-20 14:11:29 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0]
2024-09-20 14:11:29 INFO imstat:::: -- position of min value (pixel) [minpos]: [100, 55, 0, 0]
2024-09-20 14:11:29 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 9.99981e+08Hz
2024-09-20 14:11:29 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:09.479, +39.56.47.897, I, 9.99981e+08Hz
2024-09-20 14:11:29 INFO imstat:::: -- Sum of pixel values [sum]: 605.961 Jy/beam
2024-09-20 14:11:29 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1516.75 Jy/beam.Jy/beam
2024-09-20 14:11:29 INFO imstat:::: Statistics ---
2024-09-20 14:11:29 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00924623 Jy/beam
2024-09-20 14:11:29 INFO imstat:::: -- Variance of the pixel values : 0.0230586 Jy/beam
2024-09-20 14:11:29 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.15185 Jy/beam
2024-09-20 14:11:29 INFO imstat:::: -- Root mean square [rms]: 0.152131 Jy/beam
2024-09-20 14:11:29 INFO imstat:::: -- Median of the pixel values [median]: -2.09007e-05 Jy/beam
2024-09-20 14:11:29 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 3.00259e-05 Jy/beam
2024-09-20 14:11:29 INFO imstat:::: -- IQR [quartile]: 6.1616e-05 Jy/beam
2024-09-20 14:11:29 INFO imstat:::: -- First quartile [q1]: -4.79744e-05 Jy/beam
2024-09-20 14:11:29 INFO imstat:::: -- Third quartile [q3]: 1.36416e-05 Jy/beam
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:11:29 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.059610e+02 9.246232e-03 1.521305e-01 1.518505e-01 -1.228298e-04 4.999997e+00
2024-09-20 14:11:29 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:11:28.948166 End time: 2024-09-20 14:11:28.986177
2024-09-20 14:11:29 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:11:29 INFO imstat::::casa ##########################################
2024-09-20 14:11:29 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:29 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:11:29 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 19h53m50 40.108888889deg' )
2024-09-20 14:11:29 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:11:29 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:11:29 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:11:29 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:11:29 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:11:29 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:11:29 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:11:29 INFO MSTransformManager::open Select data
2024-09-20 14:11:29 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:11:29 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.108888889deg successfully parsed
2024-09-20 14:11:29 INFO phaseshift::::casa Shift phase center
2024-09-20 14:11:30 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:11:28.999709 End time: 2024-09-20 14:11:29.567960
2024-09-20 14:11:30 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:11:30 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:30 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2024-09-20 14:11:30 INFO tclean::::casa ##########################################
2024-09-20 14:11:30 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:11:30 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:11:30 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:11:30 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:11:30 INFO SynthesisImagerVi2::selectData NRows selected : 7020
2024-09-20 14:11:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:11:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:11:30 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:11:30 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:11:30 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:11:30 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.87 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:11:30 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:11:30 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:11:30 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:11:30 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00843949
2024-09-20 14:11:30 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013477
2024-09-20 14:11:30 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg
2024-09-20 14:11:30 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:11:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:11:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:11:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:11:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:11:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:11:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6069034934043884, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.606903, CycleNiter=20, Gain=0.3
2024-09-20 14:11:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:11:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:11:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:11:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:11:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07140088081359863, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0714009, CycleNiter=14, Gain=0.3
2024-09-20 14:11:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692058, Reached cyclethreshold.
2024-09-20 14:11:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:11:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:11:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692053, over full image : 0.0692053
2024-09-20 14:11:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.00840018317103386, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00840018, CycleNiter=8, Gain=0.3
2024-09-20 14:11:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692053->0.00814193, Reached cyclethreshold.
2024-09-20 14:11:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:11:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:11:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814189, over full image : 0.00814189
2024-09-20 14:11:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009882674785330892, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000988267, CycleNiter=2, Gain=0.3
2024-09-20 14:11:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814189->0.00279267, Reached cycleniter.
2024-09-20 14:11:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:11:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:11:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0027928, over full image : 0.0027928
2024-09-20 14:11:31 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:11:31 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:11:31 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:11:31 INFO SIImageStore::restore Beam for chan : 0 : 88.9193 arcsec, 77.6082 arcsec, 88.5528 deg
2024-09-20 14:11:31 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:11:31 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:11:29.777324 End time: 2024-09-20 14:11:31.149231
2024-09-20 14:11:31 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:11:31 INFO tclean::::casa ##########################################
2024-09-20 14:11:31 INFO imstat::::casa ##########################################
2024-09-20 14:11:31 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:11:31 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:11:31 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:11:31 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:11:31 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:11:31 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:11:31 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:11:31 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.888, +39.49.25.864, I, 999981604.64Hz to 19:52:21.069, +40.23.25.888, I, 999981604.64Hz)
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.888, +39.49.25.864, I, 999981604.64Hz
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.069, +40.23.25.888, I, 999981604.64Hz
2024-09-20 14:11:31 INFO imstat:::: Values ---
2024-09-20 14:11:31 INFO imstat:::: -- flux density [flux]: 4.99444 Jy
2024-09-20 14:11:31 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:11:31 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:11:31 INFO imstat:::: -- minimum value [min]: -9.70533e-05 Jy/beam
2024-09-20 14:11:31 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 124, 0, 0]
2024-09-20 14:11:31 INFO imstat:::: -- position of min value (pixel) [minpos]: [158, 70, 0, 0]
2024-09-20 14:11:31 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981604.64Hz
2024-09-20 14:11:31 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:29.120, +39.58.47.882, I, 999981604.64Hz
2024-09-20 14:11:31 INFO imstat:::: -- Sum of pixel values [sum]: 610.203 Jy/beam
2024-09-20 14:11:31 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1527.26 Jy/beam.Jy/beam
2024-09-20 14:11:31 INFO imstat:::: Statistics ---
2024-09-20 14:11:31 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00931096 Jy/beam
2024-09-20 14:11:31 INFO imstat:::: -- Variance of the pixel values : 0.0232178 Jy/beam
2024-09-20 14:11:31 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152374 Jy/beam
2024-09-20 14:11:31 INFO imstat:::: -- Root mean square [rms]: 0.152657 Jy/beam
2024-09-20 14:11:31 INFO imstat:::: -- Median of the pixel values [median]: -1.85752e-05 Jy/beam
2024-09-20 14:11:31 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.83975e-05 Jy/beam
2024-09-20 14:11:31 INFO imstat:::: -- IQR [quartile]: 3.74524e-05 Jy/beam
2024-09-20 14:11:31 INFO imstat:::: -- First quartile [q1]: -3.53147e-05 Jy/beam
2024-09-20 14:11:31 INFO imstat:::: -- Third quartile [q3]: 2.13765e-06 Jy/beam
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:11:31 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.102032e+02 9.310961e-03 1.526569e-01 1.523738e-01 -9.705327e-05 4.999997e+00
2024-09-20 14:11:31 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:11:31.152368 End time: 2024-09-20 14:11:31.176264
2024-09-20 14:11:31 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:11:31 INFO imstat::::casa ##########################################
2024-09-20 14:11:31 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:31 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:11:31 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='1', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 50.108888889deg' )
2024-09-20 14:11:31 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:11:31 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:11:31 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:11:31 INFO MSTransformManager::parseDataSelParams field selection is 1
2024-09-20 14:11:31 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:11:31 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:11:31 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:11:31 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:11:31 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1]
2024-09-20 14:11:31 INFO MSTransformManager::open Select data
2024-09-20 14:11:31 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:11:31 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria.
2024-09-20 14:11:31 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed
2024-09-20 14:11:31 INFO phaseshift::::casa Shift phase center
2024-09-20 14:11:32 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:11:31.190345 End time: 2024-09-20 14:11:31.510446
2024-09-20 14:11:32 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:11:32 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:32 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2024-09-20 14:11:32 INFO tclean::::casa ##########################################
2024-09-20 14:11:32 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:11:32 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:11:32 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:11:32 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:11:32 INFO SynthesisImagerVi2::selectData NRows selected : 3510
2024-09-20 14:11:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:11:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:11:32 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:11:32 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07]
2024-09-20 14:11:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:11:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.87 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:11:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:11:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:11:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:11:32 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352
2024-09-20 14:11:32 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015898
2024-09-20 14:11:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg
2024-09-20 14:11:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:11:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:11:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316
2024-09-20 14:11:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:11:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:11:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316
2024-09-20 14:11:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3
2024-09-20 14:11:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter.
2024-09-20 14:11:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:11:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:11:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075
2024-09-20 14:11:32 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:11:32 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:11:32 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:11:32 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg
2024-09-20 14:11:32 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:11:33 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:11:31.733498 End time: 2024-09-20 14:11:32.551112
2024-09-20 14:11:33 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:11:33 INFO tclean::::casa ##########################################
2024-09-20 14:11:33 INFO imstat::::casa ##########################################
2024-09-20 14:11:33 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:11:33 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:11:33 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:11:33 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:11:33 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:11:33 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:11:33 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:11:33 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz to 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz)
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz
2024-09-20 14:11:33 INFO imstat:::: Values ---
2024-09-20 14:11:33 INFO imstat:::: -- flux density [flux]: -0.242513 Jy
2024-09-20 14:11:33 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:11:33 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam
2024-09-20 14:11:33 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam
2024-09-20 14:11:33 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0]
2024-09-20 14:11:33 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0]
2024-09-20 14:11:33 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz
2024-09-20 14:11:33 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz
2024-09-20 14:11:33 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam
2024-09-20 14:11:33 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam
2024-09-20 14:11:33 INFO imstat:::: Statistics ---
2024-09-20 14:11:33 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam
2024-09-20 14:11:33 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam
2024-09-20 14:11:33 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam
2024-09-20 14:11:33 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam
2024-09-20 14:11:33 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam
2024-09-20 14:11:33 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam
2024-09-20 14:11:33 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam
2024-09-20 14:11:33 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam
2024-09-20 14:11:33 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:11:33 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 -2.993095e+01 -4.567100e-04 5.968411e-02 5.968282e-02 -1.468002e-01 2.858716e-01
2024-09-20 14:11:33 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:11:32.555852 End time: 2024-09-20 14:11:32.590284
2024-09-20 14:11:33 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:11:33 INFO imstat::::casa ##########################################
2024-09-20 14:11:33 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:33 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:11:33 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='pretend', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 50.108888889deg' )
2024-09-20 14:11:33 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:11:33 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:11:33 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:11:33 INFO MSTransformManager::parseDataSelParams field selection is pretend
2024-09-20 14:11:33 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:11:33 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:11:33 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:11:33 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:11:33 INFO MSTransformManager::initDataSelectionParams Selected Fields Ids are [1]
2024-09-20 14:11:33 INFO MSTransformManager::open Select data
2024-09-20 14:11:33 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:11:33 INFO MSTransformDataHandler::makeSelection 3510 out of 7020 rows are going to be considered due to the selection criteria.
2024-09-20 14:11:33 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 50.108888889deg successfully parsed
2024-09-20 14:11:33 INFO phaseshift::::casa Shift phase center
2024-09-20 14:11:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:11:32.609084 End time: 2024-09-20 14:11:33.026812
2024-09-20 14:11:33 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:11:33 INFO phaseshift::::casa ##########################################
2024-09-20 14:11:33 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data_pshift.ms...
2024-09-20 14:11:33 INFO msmetadata_cmpt.cc::open Performing internal consistency checks on sim_data.ms...
2024-09-20 14:11:33 INFO tclean::::casa ##########################################
2024-09-20 14:11:33 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:11:33 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:11:33 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:11:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:11:33 INFO SynthesisImagerVi2::selectData NRows selected : 3510
2024-09-20 14:11:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:11:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:11:33 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:11:33 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99968e+08] at [0] with increment [9.99982e+07]
2024-09-20 14:11:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:11:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.87 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:11:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:11:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:11:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:11:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.0119352
2024-09-20 14:11:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010552
2024-09-20 14:11:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg
2024-09-20 14:11:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:11:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:11:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316
2024-09-20 14:11:33 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:11:33 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:11:33 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.290316, over full image : 0.290316
2024-09-20 14:11:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.03697436675429344, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:11:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0369744, CycleNiter=20, Gain=0.3
2024-09-20 14:11:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->20 [20], model=0->1.38616, peakres=0.290316->0.18329, Reached cycleniter.
2024-09-20 14:11:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:11:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:11:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.180075, over full image : 0.180075
2024-09-20 14:11:34 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:11:34 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:11:34 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:11:34 INFO SIImageStore::restore Beam for chan : 0 : 89.6341 arcsec, 77.7728 arcsec, 83.0376 deg
2024-09-20 14:11:34 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:11:34 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:11:33.074588 End time: 2024-09-20 14:11:33.784054
2024-09-20 14:11:34 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:11:34 INFO tclean::::casa ##########################################
2024-09-20 14:11:34 INFO imstat::::casa ##########################################
2024-09-20 14:11:34 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:11:34 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:11:34 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:11:34 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:11:34 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:11:34 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:11:34 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:11:34 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz to 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz)
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:35.817, +49.49.24.973, I, 9.99968e+08Hz
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:03.760, +50.23.24.993, I, 9.99968e+08Hz
2024-09-20 14:11:34 INFO imstat:::: Values ---
2024-09-20 14:11:34 INFO imstat:::: -- flux density [flux]: -0.242513 Jy
2024-09-20 14:11:34 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:11:34 INFO imstat:::: -- maximum value [max]: 0.285872 Jy/beam
2024-09-20 14:11:34 INFO imstat:::: -- minimum value [min]: -0.1468 Jy/beam
2024-09-20 14:11:34 INFO imstat:::: -- position of max value (pixel) [maxpos]: [54, 120, 0, 0]
2024-09-20 14:11:34 INFO imstat:::: -- position of min value (pixel) [minpos]: [148, 28, 0, 0]
2024-09-20 14:11:34 INFO imstat:::: -- position of max value (world) [maxposf]: 19:54:51.516, +50.05.26.984, I, 9.99968e+08Hz
2024-09-20 14:11:34 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:33.445, +49.53.11.924, I, 9.99968e+08Hz
2024-09-20 14:11:34 INFO imstat:::: -- Sum of pixel values [sum]: -29.9309 Jy/beam
2024-09-20 14:11:34 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 233.452 Jy/beam.Jy/beam
2024-09-20 14:11:34 INFO imstat:::: Statistics ---
2024-09-20 14:11:34 INFO imstat:::: -- Mean of the pixel values [mean]: -0.00045671 Jy/beam
2024-09-20 14:11:34 INFO imstat:::: -- Variance of the pixel values : 0.00356204 Jy/beam
2024-09-20 14:11:34 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0596828 Jy/beam
2024-09-20 14:11:34 INFO imstat:::: -- Root mean square [rms]: 0.0596841 Jy/beam
2024-09-20 14:11:34 INFO imstat:::: -- Median of the pixel values [median]: -0.00646386 Jy/beam
2024-09-20 14:11:34 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.0391011 Jy/beam
2024-09-20 14:11:34 INFO imstat:::: -- IQR [quartile]: 0.0789052 Jy/beam
2024-09-20 14:11:34 INFO imstat:::: -- First quartile [q1]: -0.0432754 Jy/beam
2024-09-20 14:11:34 INFO imstat:::: -- Third quartile [q3]: 0.0356299 Jy/beam
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:11:34 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 -2.993095e+01 -4.567100e-04 5.968411e-02 5.968282e-02 -1.468002e-01 2.858716e-01
2024-09-20 14:11:34 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:11:33.786751 End time: 2024-09-20 14:11:33.807851
2024-09-20 14:11:34 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:11:34 INFO imstat::::casa ##########################################
2024-09-20 14:11:34 INFO tclean::::casa ##########################################
2024-09-20 14:11:34 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:11:34 INFO tclean::::casa tclean( vis='sim_data.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_orig', imsize=2048, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='wproject', facets=1, psfphasecenter='', wprojplanes=128, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:11:34 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:11:34 INFO SynthesisImagerVi2::selectData MS : sim_data.ms | [Opened in readonly mode]
2024-09-20 14:11:34 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:11:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] :
2024-09-20 14:11:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_orig] :
2024-09-20 14:11:34 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:11:34 INFO SynthesisImagerVi2::defineImage Shape: [2048, 2048, 1, 1] Spectral: [9.99981e+08] at [0] with increment [1e+08]
2024-09-20 14:11:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_orig] with ftmachine: wprojectft
2024-09-20 14:11:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.3492 GB. Available mem.: 10.87 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:11:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:11:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_orig] : hogbom
2024-09-20 14:11:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:11:34 INFO task_tclean::WPConvFunc::findConvFunction W projection using 128 planes
2024-09-20 14:11:34 INFO task_tclean::WPConvFunc::findConvFunction Using maximum possible W = 6445.78 (wavelengths)
2024-09-20 14:11:34 INFO task_tclean::WPConvFunc::findConvFunction Typical wavelength = 0.299799 (m)
2024-09-20 14:11:34 INFO task_tclean::WPConvFunc::findConvFunction Scaling in W (at maximum W) = 0.399639 wavelengths per pixel
2024-09-20 14:12:09 INFO task_tclean::WPConvFunc::findConvFunction Convolution support = [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 24, 24, 24, 24, 24, 24, 24, 24, 24, 28, 28, 28, 28, 28, 28, 28, 32, 32, 32, 32, 32, 32, 36, 36, 36, 36, 36, 36, 40, 40, 40, 40, 40, 44, 44, 44, 44, 44, 48, 48, 48, 48, 52, 52, 52, 52, 52, 56, 56, 56, 56, 60, 60, 60, 60, 64, 64, 64, 64, 68, 68, 68, 72, 72, 72, 72, 76, 76, 76, 80, 80, 80, 80, 84, 84, 84, 88, 88, 88, 92, 92, 92, 96, 96, 96, 100, 100, 100, 104, 104, 108, 108, 108, 112, 112, 112, 116, 116] pixels in Fourier plane
2024-09-20 14:12:09 INFO task_tclean::WPConvFunc::findConvFunction Memory used in gridding function = 14 MB from maximum 15884 MB
2024-09-20 14:12:11 INFO task_tclean::SIImageStore::calcSensitivity [im_orig] Theoretical sensitivity (Jy/bm):0.00889437
2024-09-20 14:12:11 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.075148
2024-09-20 14:12:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg
2024-09-20 14:12:11 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899
2024-09-20 14:12:14 INFO SynthesisDeconvolver::setupMask [im_orig] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:14 INFO SynthesisDeconvolver::setupMask [im_orig] Number of pixels in the clean mask : 4.1943e+06 out of a total of 4.1943e+06 pixels. [ 100 % ]
2024-09-20 14:12:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 4.94899, over full image : 4.94899
2024-09-20 14:12:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.5971387624740601, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:14 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.597139, CycleNiter=20, Gain=0.3
2024-09-20 14:12:15 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=0->4.6028, peakres=4.94899->0.435227, Reached cyclethreshold.
2024-09-20 14:12:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 7 iterations.
2024-09-20 14:12:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.45574, over full image : 0.45574
2024-09-20 14:12:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 13, 'cyclethreshold': 0.05498892068862915, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:19 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.0549889, CycleNiter=13, Gain=0.3
2024-09-20 14:12:20 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->7 [7], model=4.6028->5.02619, peakres=0.45574->0.0435268, Reached cyclethreshold.
2024-09-20 14:12:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 14 iterations.
2024-09-20 14:12:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0416506, over full image : 0.0416506
2024-09-20 14:12:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 6, 'cyclethreshold': 0.005025505553930998, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:24 INFO SDAlgorithmBase::deconvolve [im_orig] Run Hogbom minor-cycle | CycleThreshold=0.00502551, CycleNiter=6, Gain=0.3
2024-09-20 14:12:24 INFO SDAlgorithmBase::deconvolve [im_orig] iters=0->6 [6], model=5.02619->5.04001, peakres=0.0416506->0.0226678, Reached cycleniter.
2024-09-20 14:12:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.022671, over full image : 0.022671
2024-09-20 14:12:29 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:29 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:29 INFO SDAlgorithmBase::restore [im_orig] : Restoring model image.
2024-09-20 14:12:29 INFO SIImageStore::restore Beam for chan : 0 : 88.6975 arcsec, 77.5413 arcsec, -89.6046 deg
2024-09-20 14:12:30 INFO tclean::::casa Searching for images with prefix 'im_orig'... Found these, writing history into them: ['im_orig.psf', 'im_orig.image', 'im_orig.residual', 'im_orig.pb', 'im_orig.model', 'im_orig.sumwt', 'im_orig.mask']
2024-09-20 14:12:30 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:11:34.146075 End time: 2024-09-20 14:12:29.714443
2024-09-20 14:12:30 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:30 INFO tclean::::casa ##########################################
2024-09-20 14:12:30 INFO imstat::::casa ##########################################
2024-09-20 14:12:30 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:30 INFO imstat::::casa imstat( imagename='im_orig.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:30 INFO imstat::image::statistics Determining stats for image im_orig.image
2024-09-20 14:12:30 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:30 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [2047, 2047, 0, 0] (20:11:05.220, +38.21.11.967, I, 999980841.3Hz to 19:47:03.322, +42.54.02.996, I, 999980841.3Hz)
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [2047, 2047, 0, 0]
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 20:11:05.220, +38.21.11.967, I, 999980841.3Hz
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:47:03.322, +42.54.02.996, I, 999980841.3Hz
2024-09-20 14:12:30 INFO imstat:::: Values ---
2024-09-20 14:12:30 INFO imstat:::: -- flux density [flux]: 5.2713 Jy
2024-09-20 14:12:30 INFO imstat:::: -- number of points [npts]: 4.1943e+06
2024-09-20 14:12:30 INFO imstat:::: -- maximum value [max]: 4.97713 Jy/beam
2024-09-20 14:12:30 INFO imstat:::: -- minimum value [min]: -0.022671 Jy/beam
2024-09-20 14:12:30 INFO imstat:::: -- position of max value (pixel) [maxpos]: [1509, 773, 0, 0]
2024-09-20 14:12:30 INFO imstat:::: -- position of min value (pixel) [minpos]: [1708, 965, 0, 0]
2024-09-20 14:12:30 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.302, +40.06.02.372, I, 999980841.3Hz
2024-09-20 14:12:30 INFO imstat:::: -- position of min value (world) [minposf]: 19:51:28.525, +40.31.07.260, I, 999980841.3Hz
2024-09-20 14:12:30 INFO imstat:::: -- Sum of pixel values [sum]: 641.87 Jy/beam
2024-09-20 14:12:30 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1619.58 Jy/beam.Jy/beam
2024-09-20 14:12:30 INFO imstat:::: Statistics ---
2024-09-20 14:12:30 INFO imstat:::: -- Mean of the pixel values [mean]: 0.000153034 Jy/beam
2024-09-20 14:12:30 INFO imstat:::: -- Variance of the pixel values : 0.000386116 Jy/beam
2024-09-20 14:12:30 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.0196498 Jy/beam
2024-09-20 14:12:30 INFO imstat:::: -- Root mean square [rms]: 0.0196504 Jy/beam
2024-09-20 14:12:30 INFO imstat:::: -- Median of the pixel values [median]: 4.61875e-06 Jy/beam
2024-09-20 14:12:30 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 0.003161 Jy/beam
2024-09-20 14:12:30 INFO imstat:::: -- IQR [quartile]: 0.00632194 Jy/beam
2024-09-20 14:12:30 INFO imstat:::: -- First quartile [q1]: -0.00315521 Jy/beam
2024-09-20 14:12:30 INFO imstat:::: -- Third quartile [q3]: 0.00316673 Jy/beam
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:30 INFO imstat::ImageStatsCalculator::statistics 4.194304e+06 6.418701e+02 1.530337e-04 1.965042e-02 1.964982e-02 -2.267100e-02 4.977134e+00
2024-09-20 14:12:30 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:29.717893 End time: 2024-09-20 14:12:30.041335
2024-09-20 14:12:30 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:30 INFO imstat::::casa ##########################################
2024-09-20 14:12:30 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:30 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:30 INFO ImageRegion::fromRecord+ [1499, 763, 0, 0] to [1519, 783, 0, 0] (19:53:57.382, +40.04.43.647, I, 999980841.3Hz to 19:53:43.216, +40.07.21.070, I, 999980841.3Hz)
2024-09-20 14:12:30 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:30 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:30 2024******
2024-09-20 14:12:30 INFO ImageFitter::fit+
2024-09-20 14:12:30 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:30 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_orig.image
2024-09-20 14:12:30 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:30 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:30 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:30 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:30 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:30 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:30 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:30 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:30 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.843, +40.05.23.013 to 19:53:46.759, +40.06.41.724)
2024-09-20 14:12:30 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29832 Jy
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00459192 Jy
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85855 Jy
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00458731 Jy
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ Fit on im_orig.image component 0
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.9885 +/- 0.0032 s (0.0367 arcsec along great circle)
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.0594 +/- 0.0281 arcsec
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- ra: 1509.4535 +/- 0.0046 pixels
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- dec: 772.7181 +/- 0.0035 pixels
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.4778 +/- 0.0014 arcmin
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.2915 +/- 0.0011 arcmin
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.42 +/- 0.26 deg
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.70 arcsec
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.54 arcsec
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- position angle: -89.60 deg
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ Component is a point source
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ An upper limit on its size cannot be determined
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- Integrated: 5.0049 +/- 0.0079 Jy
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- Peak: 5.0102 +/- 0.0046 Jy/beam
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:30 INFO ImageFitter::_fitLoop+ --- frequency: 999.9808 MHz (29.97982 cm)
2024-09-20 14:12:30 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:30 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:30 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40d06m00' )
2024-09-20 14:12:30 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:30 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:30 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:30 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:30 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:30 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:30 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:30 INFO MSTransformManager::open Select data
2024-09-20 14:12:30 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:12:30 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40d06m00 successfully parsed
2024-09-20 14:12:30 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:30.160325 End time: 2024-09-20 14:12:30.606377
2024-09-20 14:12:31 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:31 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:31 INFO tclean::::casa ##########################################
2024-09-20 14:12:31 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:31 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:31 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:31 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:31 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:31 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:31 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:31 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:31 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:31 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:31 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.013554
2024-09-20 14:12:31 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:31 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:31 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:12:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:32 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:32 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:32 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:32 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:32 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:32 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:30.790495 End time: 2024-09-20 14:12:32.200011
2024-09-20 14:12:32 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:32 INFO tclean::::casa ##########################################
2024-09-20 14:12:32 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:32 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:32 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:32 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:32 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:32 2024******
2024-09-20 14:12:32 INFO ImageFitter::fit+
2024-09-20 14:12:32 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:32 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:32 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:32 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:32 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:32 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:32 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:32 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:32 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:32 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:32 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:32 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:32 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:32 INFO imstat::::casa ##########################################
2024-09-20 14:12:32 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:32 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:32 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:32 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:32 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:32 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:32 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:32 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:32 INFO imstat:::: Values ---
2024-09-20 14:12:32 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:32 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:32 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:32 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2024-09-20 14:12:32 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:32 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:12:32 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:32 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:12:32 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:32 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:32 INFO imstat:::: Statistics ---
2024-09-20 14:12:32 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:32 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:32 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:32 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:32 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2024-09-20 14:12:32 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2024-09-20 14:12:32 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2024-09-20 14:12:32 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2024-09-20 14:12:32 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:32 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00
2024-09-20 14:12:32 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:32.243324 End time: 2024-09-20 14:12:32.263478
2024-09-20 14:12:32 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:32 INFO imstat::::casa ##########################################
2024-09-20 14:12:32 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:32 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:32 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 02:40:24.0000' )
2024-09-20 14:12:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:32 INFO MSTransformManager::open Select data
2024-09-20 14:12:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:12:32 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 02:40:24.0000 successfully parsed
2024-09-20 14:12:32 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:32.278006 End time: 2024-09-20 14:12:32.679999
2024-09-20 14:12:33 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:33 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:33 INFO tclean::::casa ##########################################
2024-09-20 14:12:33 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:33 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:33 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:33 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:33 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:33 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01128
2024-09-20 14:12:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:33 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:33 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:33 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:12:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:34 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:34 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:34 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:34 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:34 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:34 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:32.703119 End time: 2024-09-20 14:12:34.086725
2024-09-20 14:12:34 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:34 INFO tclean::::casa ##########################################
2024-09-20 14:12:34 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:34 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:34 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:34 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:34 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:34 2024******
2024-09-20 14:12:34 INFO ImageFitter::fit+
2024-09-20 14:12:34 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:34 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:34 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:34 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:34 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:34 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:34 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:34 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:34 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:34 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:34 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:34 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:34 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:34 INFO imstat::::casa ##########################################
2024-09-20 14:12:34 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:34 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:34 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:34 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:34 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:34 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:34 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:34 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:34 INFO imstat:::: Values ---
2024-09-20 14:12:34 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:34 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:34 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:34 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2024-09-20 14:12:34 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:34 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:12:34 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:34 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:12:34 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:34 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:34 INFO imstat:::: Statistics ---
2024-09-20 14:12:34 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:34 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:34 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:34 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:34 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2024-09-20 14:12:34 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2024-09-20 14:12:34 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2024-09-20 14:12:34 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2024-09-20 14:12:34 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:34 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00
2024-09-20 14:12:34 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:34.126200 End time: 2024-09-20 14:12:34.145205
2024-09-20 14:12:34 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:34 INFO imstat::::casa ##########################################
2024-09-20 14:12:34 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:34 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:34 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 40.100000000deg' )
2024-09-20 14:12:34 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:34 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:34 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:34 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:34 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:34 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:34 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:34 INFO MSTransformManager::open Select data
2024-09-20 14:12:34 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:12:34 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 40.100000000deg successfully parsed
2024-09-20 14:12:34 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:35 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:34.157357 End time: 2024-09-20 14:12:34.589722
2024-09-20 14:12:35 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:35 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:35 INFO tclean::::casa ##########################################
2024-09-20 14:12:35 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:35 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:35 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:35 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:35 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:35 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:35 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:35 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:35 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:35 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:35 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:35 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:35 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:35 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:35 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009928
2024-09-20 14:12:35 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:35 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:35 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:35 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:12:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:36 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:36 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:36 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:36 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:36 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:36 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:34.623008 End time: 2024-09-20 14:12:36.184776
2024-09-20 14:12:36 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:36 INFO tclean::::casa ##########################################
2024-09-20 14:12:36 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:36 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:36 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:36 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:36 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:36 2024******
2024-09-20 14:12:36 INFO ImageFitter::fit+
2024-09-20 14:12:36 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:36 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:36 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:36 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:36 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:36 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:36 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:36 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:36 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:36 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:36 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:36 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:36 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:36 INFO imstat::::casa ##########################################
2024-09-20 14:12:36 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:36 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:36 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:36 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:36 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:36 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:36 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:36 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:36 INFO imstat:::: Values ---
2024-09-20 14:12:36 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:36 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:36 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:36 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2024-09-20 14:12:36 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:36 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:12:36 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:36 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:12:36 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:36 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:36 INFO imstat:::: Statistics ---
2024-09-20 14:12:36 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:36 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:36 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:36 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:36 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2024-09-20 14:12:36 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2024-09-20 14:12:36 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2024-09-20 14:12:36 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2024-09-20 14:12:36 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:36 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00
2024-09-20 14:12:36 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:36.229919 End time: 2024-09-20 14:12:36.249351
2024-09-20 14:12:36 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:36 INFO imstat::::casa ##########################################
2024-09-20 14:12:36 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:36 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:36 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19h53m50 0.699877030rad' )
2024-09-20 14:12:36 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:36 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:36 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:36 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:36 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:36 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:36 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:36 INFO MSTransformManager::open Select data
2024-09-20 14:12:36 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:12:36 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19h53m50 0.699877030rad successfully parsed
2024-09-20 14:12:36 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:37 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:36.262983 End time: 2024-09-20 14:12:36.767133
2024-09-20 14:12:37 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:37 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:37 INFO tclean::::casa ##########################################
2024-09-20 14:12:37 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:37 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:37 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:37 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:37 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:37 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:37 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:37 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:37 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:37 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:37 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:37 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:37 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:37 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:37 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014068
2024-09-20 14:12:37 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:37 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:37 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:37 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:12:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:38 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:38 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:38 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:38 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:38 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:38 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:36.804825 End time: 2024-09-20 14:12:38.280141
2024-09-20 14:12:38 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:38 INFO tclean::::casa ##########################################
2024-09-20 14:12:38 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:38 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:38 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:38 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:38 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:38 2024******
2024-09-20 14:12:38 INFO ImageFitter::fit+
2024-09-20 14:12:38 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:38 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:38 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:38 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:38 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:38 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:38 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:38 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:38 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:38 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:38 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:38 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:38 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:38 INFO imstat::::casa ##########################################
2024-09-20 14:12:38 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:38 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:38 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:38 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:38 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:38 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:38 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:38 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:38 INFO imstat:::: Values ---
2024-09-20 14:12:38 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:38 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:38 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:38 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam
2024-09-20 14:12:38 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:38 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:12:38 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:38 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-20 14:12:38 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:38 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:38 INFO imstat:::: Statistics ---
2024-09-20 14:12:38 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:38 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:38 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:38 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:38 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam
2024-09-20 14:12:38 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2024-09-20 14:12:38 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam
2024-09-20 14:12:38 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam
2024-09-20 14:12:38 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:38 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777640e-05 4.999996e+00
2024-09-20 14:12:38 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:38.342312 End time: 2024-09-20 14:12:38.366387
2024-09-20 14:12:38 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:38 INFO imstat::::casa ##########################################
2024-09-20 14:12:38 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:38 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:38 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40d06m00' )
2024-09-20 14:12:38 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:38 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:38 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:38 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:38 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:38 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:38 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:38 INFO MSTransformManager::open Select data
2024-09-20 14:12:38 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:12:39 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40d06m00 successfully parsed
2024-09-20 14:12:39 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:39 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:38.381741 End time: 2024-09-20 14:12:38.852048
2024-09-20 14:12:39 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:39 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:39 INFO tclean::::casa ##########################################
2024-09-20 14:12:39 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:39 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:39 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:39 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:39 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:39 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:39 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:39 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:39 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:39 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:39 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:39 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:39 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:39 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:39 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009748
2024-09-20 14:12:39 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:39 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:39 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:39 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:12:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:40 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:40 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:40 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:40 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:40 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:40 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:38.873445 End time: 2024-09-20 14:12:40.203271
2024-09-20 14:12:40 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:40 INFO tclean::::casa ##########################################
2024-09-20 14:12:40 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:40 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:40 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:40 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:40 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:40 2024******
2024-09-20 14:12:40 INFO ImageFitter::fit+
2024-09-20 14:12:40 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:40 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:40 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:40 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:40 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:40 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:40 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:40 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:40 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:40 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:40 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:40 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:40 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:40 INFO imstat::::casa ##########################################
2024-09-20 14:12:40 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:40 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:40 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:40 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:40 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:40 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:40 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:40 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:40 INFO imstat:::: Values ---
2024-09-20 14:12:40 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:40 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:40 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:40 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2024-09-20 14:12:40 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:40 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:12:40 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:40 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:12:40 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:40 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:40 INFO imstat:::: Statistics ---
2024-09-20 14:12:40 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:40 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:40 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:40 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:40 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2024-09-20 14:12:40 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2024-09-20 14:12:40 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2024-09-20 14:12:40 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2024-09-20 14:12:40 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:40 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00
2024-09-20 14:12:40 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:40.242597 End time: 2024-09-20 14:12:40.261226
2024-09-20 14:12:40 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:40 INFO imstat::::casa ##########################################
2024-09-20 14:12:40 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:40 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:40 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 02:40:24.0000' )
2024-09-20 14:12:40 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:40 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:40 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:40 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:40 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:40 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:40 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:40 INFO MSTransformManager::open Select data
2024-09-20 14:12:40 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:12:40 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 02:40:24.0000 successfully parsed
2024-09-20 14:12:40 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:41 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:40.273330 End time: 2024-09-20 14:12:40.693491
2024-09-20 14:12:41 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:41 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:41 INFO tclean::::casa ##########################################
2024-09-20 14:12:41 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:41 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:41 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:41 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:41 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:41 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:41 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:41 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:41 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:41 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:41 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:41 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:41 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:41 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:41 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.011064
2024-09-20 14:12:41 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:41 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:41 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:41 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:12:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:42 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:42 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:42 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:42 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:42 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:42 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:40.715323 End time: 2024-09-20 14:12:41.987654
2024-09-20 14:12:42 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:42 INFO tclean::::casa ##########################################
2024-09-20 14:12:42 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:42 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:42 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:42 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:42 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:42 2024******
2024-09-20 14:12:42 INFO ImageFitter::fit+
2024-09-20 14:12:42 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:42 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:42 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:42 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:42 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:42 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:42 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:42 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:42 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:42 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:42 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:42 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:42 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:42 INFO imstat::::casa ##########################################
2024-09-20 14:12:42 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:42 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:42 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:42 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:42 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:42 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:42 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:42 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:42 INFO imstat:::: Values ---
2024-09-20 14:12:42 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:42 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:42 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:42 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2024-09-20 14:12:42 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:42 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:12:42 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:42 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:12:42 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:42 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:42 INFO imstat:::: Statistics ---
2024-09-20 14:12:42 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:42 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:42 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:42 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:42 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2024-09-20 14:12:42 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2024-09-20 14:12:42 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2024-09-20 14:12:42 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2024-09-20 14:12:42 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:42 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00
2024-09-20 14:12:42 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:42.028277 End time: 2024-09-20 14:12:42.047587
2024-09-20 14:12:42 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:42 INFO imstat::::casa ##########################################
2024-09-20 14:12:42 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:42 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:42 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 40.100000000deg' )
2024-09-20 14:12:42 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:42 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:42 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:42 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:42 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:42 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:42 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:42 INFO MSTransformManager::open Select data
2024-09-20 14:12:42 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:12:42 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 40.100000000deg successfully parsed
2024-09-20 14:12:42 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:42 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:42.060914 End time: 2024-09-20 14:12:42.444949
2024-09-20 14:12:42 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:42 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:42 INFO tclean::::casa ##########################################
2024-09-20 14:12:42 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:42 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:42 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:42 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:42 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:43 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:43 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:43 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:43 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:43 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:43 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:43 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:43 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:43 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:43 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009868
2024-09-20 14:12:43 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:43 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:43 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:43 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:12:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:44 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:44 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:44 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:44 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:44 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:44 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:42.466050 End time: 2024-09-20 14:12:43.705376
2024-09-20 14:12:44 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:44 INFO tclean::::casa ##########################################
2024-09-20 14:12:44 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:44 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:44 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:44 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:44 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:44 2024******
2024-09-20 14:12:44 INFO ImageFitter::fit+
2024-09-20 14:12:44 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:44 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:44 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:44 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:44 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:44 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:44 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:44 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:44 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:44 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:44 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:44 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126491 Jy
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:44 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:44 INFO imstat::::casa ##########################################
2024-09-20 14:12:44 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:44 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:44 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:44 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:44 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:44 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:44 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:44 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:44 INFO imstat:::: Values ---
2024-09-20 14:12:44 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:44 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:44 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:44 INFO imstat:::: -- minimum value [min]: -7.77766e-05 Jy/beam
2024-09-20 14:12:44 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:44 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:12:44 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:44 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:12:44 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:44 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:44 INFO imstat:::: Statistics ---
2024-09-20 14:12:44 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:44 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:44 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:44 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:44 INFO imstat:::: -- Median of the pixel values [median]: -1.86645e-05 Jy/beam
2024-09-20 14:12:44 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73581e-05 Jy/beam
2024-09-20 14:12:44 INFO imstat:::: -- IQR [quartile]: 3.56193e-05 Jy/beam
2024-09-20 14:12:44 INFO imstat:::: -- First quartile [q1]: -3.45066e-05 Jy/beam
2024-09-20 14:12:44 INFO imstat:::: -- Third quartile [q3]: 1.11276e-06 Jy/beam
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:44 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777660e-05 4.999996e+00
2024-09-20 14:12:44 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:43.763473 End time: 2024-09-20 14:12:43.786637
2024-09-20 14:12:44 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:44 INFO imstat::::casa ##########################################
2024-09-20 14:12:44 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:44 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:44 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 19:53:50.0000 0.699877030rad' )
2024-09-20 14:12:44 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:44 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:44 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:44 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:44 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:44 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:44 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:44 INFO MSTransformManager::open Select data
2024-09-20 14:12:44 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:12:44 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 19:53:50.0000 0.699877030rad successfully parsed
2024-09-20 14:12:44 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:44 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:43.801361 End time: 2024-09-20 14:12:44.299887
2024-09-20 14:12:44 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:44 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:44 INFO tclean::::casa ##########################################
2024-09-20 14:12:44 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:44 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:44 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:44 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:44 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:44 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:44 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:44 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:44 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:44 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:44 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:44 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:45 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:45 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.016613
2024-09-20 14:12:45 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:45 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:45 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:45 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:12:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:46 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:46 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:46 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:46 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:46 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:46 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:44.346115 End time: 2024-09-20 14:12:45.652592
2024-09-20 14:12:46 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:46 INFO tclean::::casa ##########################################
2024-09-20 14:12:46 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:46 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:46 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:46 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:46 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:46 2024******
2024-09-20 14:12:46 INFO ImageFitter::fit+
2024-09-20 14:12:46 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:46 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:46 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:46 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:46 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:46 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:46 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:46 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:46 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:46 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:46 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:46 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:46 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:46 INFO imstat::::casa ##########################################
2024-09-20 14:12:46 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:46 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:46 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:46 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:46 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:46 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:46 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:46 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:46 INFO imstat:::: Values ---
2024-09-20 14:12:46 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:46 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:46 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:46 INFO imstat:::: -- minimum value [min]: -7.77764e-05 Jy/beam
2024-09-20 14:12:46 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:46 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:12:46 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:46 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-20 14:12:46 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:46 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:46 INFO imstat:::: Statistics ---
2024-09-20 14:12:46 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:46 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:46 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:46 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:46 INFO imstat:::: -- Median of the pixel values [median]: -1.86664e-05 Jy/beam
2024-09-20 14:12:46 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2024-09-20 14:12:46 INFO imstat:::: -- IQR [quartile]: 3.56255e-05 Jy/beam
2024-09-20 14:12:46 INFO imstat:::: -- First quartile [q1]: -3.45078e-05 Jy/beam
2024-09-20 14:12:46 INFO imstat:::: -- Third quartile [q3]: 1.11764e-06 Jy/beam
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:46 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777640e-05 4.999996e+00
2024-09-20 14:12:46 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:45.694893 End time: 2024-09-20 14:12:45.715640
2024-09-20 14:12:46 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:46 INFO imstat::::casa ##########################################
2024-09-20 14:12:46 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:46 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:46 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 298.458333333deg 40d06m00' )
2024-09-20 14:12:46 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:46 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:46 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:46 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:46 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:46 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:46 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:46 INFO MSTransformManager::open Select data
2024-09-20 14:12:46 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:12:46 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40d06m00 successfully parsed
2024-09-20 14:12:46 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:46 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:45.727886 End time: 2024-09-20 14:12:46.165137
2024-09-20 14:12:46 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:46 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:46 INFO tclean::::casa ##########################################
2024-09-20 14:12:46 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:46 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:46 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:46 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:46 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:46 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:46 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:46 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:46 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:46 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:46 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:46 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:46 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:46 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009781
2024-09-20 14:12:46 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:46 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:47 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:47 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:12:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:47 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:47 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:47 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:47 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:47 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:47 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:46.187000 End time: 2024-09-20 14:12:47.437962
2024-09-20 14:12:47 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:47 INFO tclean::::casa ##########################################
2024-09-20 14:12:47 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:47 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:47 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:47 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:47 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:47 2024******
2024-09-20 14:12:47 INFO ImageFitter::fit+
2024-09-20 14:12:47 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:47 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:47 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:47 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:47 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:47 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:47 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:47 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:47 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:47 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:47 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:47 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:47 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:47 INFO imstat::::casa ##########################################
2024-09-20 14:12:47 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:47 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:47 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:47 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:47 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:47 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:47 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:47 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:47 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:47 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:47 INFO imstat:::: Values ---
2024-09-20 14:12:47 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:47 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:47 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:47 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam
2024-09-20 14:12:47 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:47 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:12:47 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:47 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:12:47 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:47 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:47 INFO imstat:::: Statistics ---
2024-09-20 14:12:47 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:47 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:47 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:47 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:47 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam
2024-09-20 14:12:47 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2024-09-20 14:12:47 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam
2024-09-20 14:12:47 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam
2024-09-20 14:12:47 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam
2024-09-20 14:12:48 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:48 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:48 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:48 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:48 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:48 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:48 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777580e-05 4.999996e+00
2024-09-20 14:12:48 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:47.481440 End time: 2024-09-20 14:12:47.502005
2024-09-20 14:12:48 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:48 INFO imstat::::casa ##########################################
2024-09-20 14:12:48 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:48 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:48 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 02:40:24.0000' )
2024-09-20 14:12:48 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:48 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:48 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:48 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:48 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:48 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:48 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:48 INFO MSTransformManager::open Select data
2024-09-20 14:12:48 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:12:48 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 02:40:24.0000 successfully parsed
2024-09-20 14:12:48 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:48 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:47.516489 End time: 2024-09-20 14:12:47.931037
2024-09-20 14:12:48 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:48 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:48 INFO tclean::::casa ##########################################
2024-09-20 14:12:48 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:48 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:48 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:48 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:48 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:48 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:48 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:48 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010583
2024-09-20 14:12:48 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:48 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:48 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:12:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:49 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:49 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:49 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:49 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:49 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:47.954129 End time: 2024-09-20 14:12:49.238677
2024-09-20 14:12:49 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:49 INFO tclean::::casa ##########################################
2024-09-20 14:12:49 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:49 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:49 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:49 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:49 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:49 2024******
2024-09-20 14:12:49 INFO ImageFitter::fit+
2024-09-20 14:12:49 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:49 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:49 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:49 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:49 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:49 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:49 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:49 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:49 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:49 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:49 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:49 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:49 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:49 INFO imstat::::casa ##########################################
2024-09-20 14:12:49 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:49 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:49 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:49 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:49 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:49 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:49 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:49 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:49 INFO imstat:::: Values ---
2024-09-20 14:12:49 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:49 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:49 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:49 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam
2024-09-20 14:12:49 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:49 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:12:49 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:49 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:12:49 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:49 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:49 INFO imstat:::: Statistics ---
2024-09-20 14:12:49 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:49 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:49 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:49 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:49 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam
2024-09-20 14:12:49 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2024-09-20 14:12:49 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam
2024-09-20 14:12:49 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam
2024-09-20 14:12:49 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:49 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777580e-05 4.999996e+00
2024-09-20 14:12:49 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:49.278295 End time: 2024-09-20 14:12:49.297097
2024-09-20 14:12:49 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:49 INFO imstat::::casa ##########################################
2024-09-20 14:12:49 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:49 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:49 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 298.458333333deg 40.100000000deg' )
2024-09-20 14:12:49 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:49 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:49 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:49 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:49 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:49 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:49 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:49 INFO MSTransformManager::open Select data
2024-09-20 14:12:49 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:12:50 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 40.100000000deg successfully parsed
2024-09-20 14:12:50 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:50 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:49.309422 End time: 2024-09-20 14:12:49.765542
2024-09-20 14:12:50 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:50 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:50 INFO tclean::::casa ##########################################
2024-09-20 14:12:50 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:50 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:50 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:50 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:50 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:50 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:50 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:50 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:50 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:50 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:50 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:50 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:50 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:50 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:50 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:50 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014094
2024-09-20 14:12:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:50 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:51 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:12:51 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:51 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:51 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:51 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:51 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:51 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:51 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:51 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:49.804189 End time: 2024-09-20 14:12:51.295823
2024-09-20 14:12:51 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:51 INFO tclean::::casa ##########################################
2024-09-20 14:12:51 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:51 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:51 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:51 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:51 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:51 2024******
2024-09-20 14:12:51 INFO ImageFitter::fit+
2024-09-20 14:12:51 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:51 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:51 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:51 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:51 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:51 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:51 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:51 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:51 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:51 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:51 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:51 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:51 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:51 INFO imstat::::casa ##########################################
2024-09-20 14:12:51 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:51 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:51 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:51 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:51 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:51 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:51 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:51 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:51 INFO imstat:::: Values ---
2024-09-20 14:12:51 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:51 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:51 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:51 INFO imstat:::: -- minimum value [min]: -7.77758e-05 Jy/beam
2024-09-20 14:12:51 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:51 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:12:51 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:51 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:12:51 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:51 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:51 INFO imstat:::: Statistics ---
2024-09-20 14:12:51 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:51 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:51 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:51 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:51 INFO imstat:::: -- Median of the pixel values [median]: -1.86641e-05 Jy/beam
2024-09-20 14:12:51 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7358e-05 Jy/beam
2024-09-20 14:12:51 INFO imstat:::: -- IQR [quartile]: 3.56208e-05 Jy/beam
2024-09-20 14:12:51 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam
2024-09-20 14:12:51 INFO imstat:::: -- Third quartile [q3]: 1.11336e-06 Jy/beam
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:51 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777580e-05 4.999996e+00
2024-09-20 14:12:51 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:51.340133 End time: 2024-09-20 14:12:51.360946
2024-09-20 14:12:51 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:51 INFO imstat::::casa ##########################################
2024-09-20 14:12:51 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:51 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:51 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 298.458333333deg 0.699877030rad' )
2024-09-20 14:12:51 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:51 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:51 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:51 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:51 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:51 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:51 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:51 INFO MSTransformManager::open Select data
2024-09-20 14:12:51 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:12:52 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 298.458333333deg 0.699877030rad successfully parsed
2024-09-20 14:12:52 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:52 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:51.374402 End time: 2024-09-20 14:12:51.766469
2024-09-20 14:12:52 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:52 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:52 INFO tclean::::casa ##########################################
2024-09-20 14:12:52 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:52 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:52 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:52 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:52 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:52 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:52 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:52 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:52 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:52 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:52 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:52 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:52 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:52 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:52 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010299
2024-09-20 14:12:52 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:52 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:52 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:12:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:53 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:53 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:53 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:53 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:53 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:53 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:53 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:51.789659 End time: 2024-09-20 14:12:53.281108
2024-09-20 14:12:53 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:53 INFO tclean::::casa ##########################################
2024-09-20 14:12:53 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:53 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:53 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:53 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:53 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:53 2024******
2024-09-20 14:12:53 INFO ImageFitter::fit+
2024-09-20 14:12:53 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:53 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:53 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:53 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:53 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:53 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:53 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:53 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:53 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:53 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:53 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- ra: 128.000000 +/- 0.000127 pixels
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:53 INFO imstat::::casa ##########################################
2024-09-20 14:12:53 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:53 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:53 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:53 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:53 INFO imstat:::: Values ---
2024-09-20 14:12:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:53 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:53 INFO imstat:::: -- minimum value [min]: -7.77738e-05 Jy/beam
2024-09-20 14:12:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:12:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:12:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:53 INFO imstat:::: Statistics ---
2024-09-20 14:12:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86662e-05 Jy/beam
2024-09-20 14:12:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73577e-05 Jy/beam
2024-09-20 14:12:53 INFO imstat:::: -- IQR [quartile]: 3.56242e-05 Jy/beam
2024-09-20 14:12:53 INFO imstat:::: -- First quartile [q1]: -3.45075e-05 Jy/beam
2024-09-20 14:12:53 INFO imstat:::: -- Third quartile [q3]: 1.11673e-06 Jy/beam
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:53 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777377e-05 4.999996e+00
2024-09-20 14:12:53 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:53.346264 End time: 2024-09-20 14:12:53.371507
2024-09-20 14:12:53 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:53 INFO imstat::::casa ##########################################
2024-09-20 14:12:53 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:53 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:53 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 40d06m00' )
2024-09-20 14:12:53 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:53 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:53 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:53 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:53 INFO MSTransformManager::open Select data
2024-09-20 14:12:53 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:12:54 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40d06m00 successfully parsed
2024-09-20 14:12:54 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:54 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:53.388078 End time: 2024-09-20 14:12:53.817933
2024-09-20 14:12:54 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:54 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:54 INFO tclean::::casa ##########################################
2024-09-20 14:12:54 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:54 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:54 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:54 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:54 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:54 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:54 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:54 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:54 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:54 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:54 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:54 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:54 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:54 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:54 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010994
2024-09-20 14:12:54 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:54 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:54 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:54 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:54 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:12:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:55 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:55 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:55 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:55 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:55 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:55 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:53.857234 End time: 2024-09-20 14:12:55.342750
2024-09-20 14:12:55 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:55 INFO tclean::::casa ##########################################
2024-09-20 14:12:55 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:55 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:55 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:55 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:55 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:55 2024******
2024-09-20 14:12:55 INFO ImageFitter::fit+
2024-09-20 14:12:55 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:55 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:55 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:55 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:55 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:55 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:55 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:55 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:55 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:55 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:55 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:55 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:55 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:55 INFO imstat::::casa ##########################################
2024-09-20 14:12:55 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:55 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:55 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:55 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:55 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:55 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:55 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:55 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:55 INFO imstat:::: Values ---
2024-09-20 14:12:55 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:55 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:55 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:55 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam
2024-09-20 14:12:55 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:55 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:12:55 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:55 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-20 14:12:55 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:55 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:55 INFO imstat:::: Statistics ---
2024-09-20 14:12:55 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:55 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:55 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:55 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:55 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam
2024-09-20 14:12:55 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam
2024-09-20 14:12:55 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam
2024-09-20 14:12:55 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam
2024-09-20 14:12:55 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:55 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778010e-05 4.999996e+00
2024-09-20 14:12:55 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:55.401659 End time: 2024-09-20 14:12:55.425010
2024-09-20 14:12:55 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:55 INFO imstat::::casa ##########################################
2024-09-20 14:12:55 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:55 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:55 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 02:40:24.0000' )
2024-09-20 14:12:55 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:55 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:55 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:55 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:55 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:55 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:55 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:55 INFO MSTransformManager::open Select data
2024-09-20 14:12:55 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0000" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:12:56 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 02:40:24.0000 successfully parsed
2024-09-20 14:12:56 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:56 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:55.439776 End time: 2024-09-20 14:12:55.845832
2024-09-20 14:12:56 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:56 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:56 INFO tclean::::casa ##########################################
2024-09-20 14:12:56 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:56 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:56 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:56 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:56 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:56 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:56 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:56 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:56 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:56 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:56 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:56 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:56 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:56 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:56 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010406
2024-09-20 14:12:56 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:56 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:56 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:56 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:56 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:12:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:57 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:57 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:57 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:57 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:57 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:57 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:55.868970 End time: 2024-09-20 14:12:57.186295
2024-09-20 14:12:57 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:57 INFO tclean::::casa ##########################################
2024-09-20 14:12:57 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:57 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:57 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:57 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:57 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:57 2024******
2024-09-20 14:12:57 INFO ImageFitter::fit+
2024-09-20 14:12:57 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:57 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:57 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:57 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:57 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:57 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:57 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:57 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:57 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:57 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:57 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:57 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:57 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:57 INFO imstat::::casa ##########################################
2024-09-20 14:12:57 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:57 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:57 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:57 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:57 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:57 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:57 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:57 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:57 INFO imstat:::: Values ---
2024-09-20 14:12:57 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:57 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:57 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:57 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam
2024-09-20 14:12:57 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:57 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:12:57 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:57 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-20 14:12:57 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:57 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:57 INFO imstat:::: Statistics ---
2024-09-20 14:12:57 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:57 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:57 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:57 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:57 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam
2024-09-20 14:12:57 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam
2024-09-20 14:12:57 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam
2024-09-20 14:12:57 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam
2024-09-20 14:12:57 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:57 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778010e-05 4.999996e+00
2024-09-20 14:12:57 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:57.247449 End time: 2024-09-20 14:12:57.272599
2024-09-20 14:12:57 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:57 INFO imstat::::casa ##########################################
2024-09-20 14:12:57 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:57 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:57 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 40.100000000deg' )
2024-09-20 14:12:57 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:57 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:57 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:57 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:57 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:57 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:57 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:57 INFO MSTransformManager::open Select data
2024-09-20 14:12:57 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:12:57 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 40.100000000deg successfully parsed
2024-09-20 14:12:57 INFO phaseshift::::casa Shift phase center
2024-09-20 14:12:58 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:57.287996 End time: 2024-09-20 14:12:57.669812
2024-09-20 14:12:58 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:12:58 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:58 INFO tclean::::casa ##########################################
2024-09-20 14:12:58 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:12:58 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:12:58 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:12:58 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:12:58 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:12:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:58 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:12:58 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:12:58 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:12:58 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:12:58 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:12:58 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:12:58 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:12:58 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:12:58 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:12:58 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.011525
2024-09-20 14:12:58 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:58 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:12:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:12:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:58 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:12:58 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:12:58 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:12:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:12:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:12:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:12:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:12:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:12:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:12:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:12:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:12:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:12:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:12:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:12:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:12:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:12:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:12:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:12:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:12:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:12:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:12:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:12:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:12:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:12:59 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:12:59 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:12:59 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:12:59 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:12:59 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:12:59 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:57.691481 End time: 2024-09-20 14:12:59.221637
2024-09-20 14:12:59 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:12:59 INFO tclean::::casa ##########################################
2024-09-20 14:12:59 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:12:59 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:59 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:12:59 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:12:59 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:12:59 2024******
2024-09-20 14:12:59 INFO ImageFitter::fit+
2024-09-20 14:12:59 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:12:59 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:12:59 INFO ImageFitter::fit+ --- region:
2024-09-20 14:12:59 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:12:59 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:12:59 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:12:59 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:12:59 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:12:59 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:12:59 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:59 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:12:59 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000001 +/- 0.000777 arcsec
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- dec: 128.000000 +/- 0.000097 pixels
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:12:59 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:12:59 INFO imstat::::casa ##########################################
2024-09-20 14:12:59 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:12:59 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:12:59 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:12:59 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:12:59 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:12:59 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:12:59 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:12:59 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:12:59 INFO imstat:::: Values ---
2024-09-20 14:12:59 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:12:59 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:12:59 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:12:59 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam
2024-09-20 14:12:59 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:12:59 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:12:59 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:12:59 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-20 14:12:59 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:12:59 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:12:59 INFO imstat:::: Statistics ---
2024-09-20 14:12:59 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:12:59 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:12:59 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:12:59 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:12:59 INFO imstat:::: -- Median of the pixel values [median]: -1.86723e-05 Jy/beam
2024-09-20 14:12:59 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73614e-05 Jy/beam
2024-09-20 14:12:59 INFO imstat:::: -- IQR [quartile]: 3.55964e-05 Jy/beam
2024-09-20 14:12:59 INFO imstat:::: -- First quartile [q1]: -3.45025e-05 Jy/beam
2024-09-20 14:12:59 INFO imstat:::: -- Third quartile [q3]: 1.09391e-06 Jy/beam
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:12:59 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778010e-05 4.999996e+00
2024-09-20 14:12:59 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:12:59.275581 End time: 2024-09-20 14:12:59.297921
2024-09-20 14:12:59 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:12:59 INFO imstat::::casa ##########################################
2024-09-20 14:12:59 INFO phaseshift::::casa ##########################################
2024-09-20 14:12:59 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:12:59 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='J2000 5.209080597rad 0.699877030rad' )
2024-09-20 14:12:59 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:12:59 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:12:59 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:12:59 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:12:59 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:12:59 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:12:59 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:12:59 INFO MSTransformManager::open Select data
2024-09-20 14:12:59 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:00 INFO PhaseShiftingTVI::parseConfiguration Phase center J2000 5.209080597rad 0.699877030rad successfully parsed
2024-09-20 14:13:00 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:00 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:12:59.310696 End time: 2024-09-20 14:12:59.783416
2024-09-20 14:13:00 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:00 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:00 INFO tclean::::casa ##########################################
2024-09-20 14:13:00 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:00 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:00 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:00 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:00 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:00 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:00 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:00 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:00 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:00 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:00 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:00 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:00 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:00 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:00 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:00 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01044
2024-09-20 14:13:00 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:00 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:00 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:00 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:01 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:01 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:01 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:01 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:01 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:01 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:12:59.821140 End time: 2024-09-20 14:13:01.028542
2024-09-20 14:13:01 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:01 INFO tclean::::casa ##########################################
2024-09-20 14:13:01 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:01 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:01 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:01 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:01 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:01 2024******
2024-09-20 14:13:01 INFO ImageFitter::fit+
2024-09-20 14:13:01 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:01 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:01 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:01 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:01 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:01 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:01 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:01 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:01 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:01 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:01 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:01 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:01 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:01 INFO imstat::::casa ##########################################
2024-09-20 14:13:01 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:01 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:01 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:01 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:01 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:01 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:01 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:01 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:01 INFO imstat:::: Values ---
2024-09-20 14:13:01 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:01 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:01 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:01 INFO imstat:::: -- minimum value [min]: -7.77793e-05 Jy/beam
2024-09-20 14:13:01 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:01 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:13:01 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:01 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-20 14:13:01 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:01 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:01 INFO imstat:::: Statistics ---
2024-09-20 14:13:01 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:01 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:01 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:01 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:01 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam
2024-09-20 14:13:01 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73592e-05 Jy/beam
2024-09-20 14:13:01 INFO imstat:::: -- IQR [quartile]: 3.55982e-05 Jy/beam
2024-09-20 14:13:01 INFO imstat:::: -- First quartile [q1]: -3.45035e-05 Jy/beam
2024-09-20 14:13:01 INFO imstat:::: -- Third quartile [q3]: 1.09469e-06 Jy/beam
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:01 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777928e-05 4.999996e+00
2024-09-20 14:13:01 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:01.070954 End time: 2024-09-20 14:13:01.090629
2024-09-20 14:13:01 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:01 INFO imstat::::casa ##########################################
2024-09-20 14:13:01 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:01 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:01 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40d06m0.0019' )
2024-09-20 14:13:01 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:01 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:01 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:01 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:01 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:01 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:01 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:01 INFO MSTransformManager::open Select data
2024-09-20 14:13:01 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:01 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40d06m0.0019 successfully parsed
2024-09-20 14:13:01 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:01 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:01.103597 End time: 2024-09-20 14:13:01.447426
2024-09-20 14:13:01 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:01 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:01 INFO tclean::::casa ##########################################
2024-09-20 14:13:01 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:01 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:01 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:01 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:01 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:02 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:02 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:02 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:02 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:02 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:02 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:02 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:02 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:02 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:02 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015332
2024-09-20 14:13:02 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:02 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:02 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:02 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:13:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:03 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:03 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:03 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:03 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:03 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:03 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:01.470648 End time: 2024-09-20 14:13:02.877428
2024-09-20 14:13:03 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:03 INFO tclean::::casa ##########################################
2024-09-20 14:13:03 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:03 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:03 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:03 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:03 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:03 2024******
2024-09-20 14:13:03 INFO ImageFitter::fit+
2024-09-20 14:13:03 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:03 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:03 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:03 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:03 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:03 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:03 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:03 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:03 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:03 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:03 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:03 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:03 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:03 INFO imstat::::casa ##########################################
2024-09-20 14:13:03 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:03 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:03 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:03 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:03 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:03 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:03 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:03 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:03 INFO imstat:::: Values ---
2024-09-20 14:13:03 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:03 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:03 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:03 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2024-09-20 14:13:03 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:03 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:03 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:03 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-20 14:13:03 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:03 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:03 INFO imstat:::: Statistics ---
2024-09-20 14:13:03 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:03 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:03 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:03 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:03 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam
2024-09-20 14:13:03 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam
2024-09-20 14:13:03 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam
2024-09-20 14:13:03 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam
2024-09-20 14:13:03 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:03 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779541e-05 4.999996e+00
2024-09-20 14:13:03 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:02.942907 End time: 2024-09-20 14:13:02.968475
2024-09-20 14:13:03 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:03 INFO imstat::::casa ##########################################
2024-09-20 14:13:03 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:03 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:03 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 19h53m49.9980 02:40:24.0001' )
2024-09-20 14:13:03 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:03 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:03 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:03 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:03 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:03 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:03 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:03 INFO MSTransformManager::open Select data
2024-09-20 14:13:03 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0001" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:13:03 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 02:40:24.0001 successfully parsed
2024-09-20 14:13:03 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:03 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:02.984514 End time: 2024-09-20 14:13:03.428093
2024-09-20 14:13:03 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:03 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:03 INFO tclean::::casa ##########################################
2024-09-20 14:13:03 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:03 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:03 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:03 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:03 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:04 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:04 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:04 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:04 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:04 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:04 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:04 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:04 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:04 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:04 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.012599
2024-09-20 14:13:04 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:04 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:04 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:04 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:05 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:05 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:05 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:05 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:05 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:05 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:05 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:05 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:05 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:05 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:03.469350 End time: 2024-09-20 14:13:04.813398
2024-09-20 14:13:05 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:05 INFO tclean::::casa ##########################################
2024-09-20 14:13:05 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:05 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:05 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:05 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:05 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:05 2024******
2024-09-20 14:13:05 INFO ImageFitter::fit+
2024-09-20 14:13:05 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:05 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:05 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:05 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:05 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:05 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:05 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:05 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:05 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:05 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:05 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.996 to 19:53:46.513, +40.06.39.996)
2024-09-20 14:13:05 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:05 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:05 INFO imstat::::casa ##########################################
2024-09-20 14:13:05 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:05 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:05 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:05 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:05 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:05 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:05 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:05 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:05 INFO imstat:::: Values ---
2024-09-20 14:13:05 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:05 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:05 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:05 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam
2024-09-20 14:13:05 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:05 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:13:05 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:05 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz
2024-09-20 14:13:05 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:05 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:05 INFO imstat:::: Statistics ---
2024-09-20 14:13:05 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:05 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:05 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:05 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:05 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam
2024-09-20 14:13:05 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam
2024-09-20 14:13:05 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam
2024-09-20 14:13:05 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam
2024-09-20 14:13:05 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:05 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.780943e-05 4.999996e+00
2024-09-20 14:13:05 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:04.882591 End time: 2024-09-20 14:13:04.909469
2024-09-20 14:13:05 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:05 INFO imstat::::casa ##########################################
2024-09-20 14:13:05 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:05 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:05 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19h53m49.9980 40.100000528deg' )
2024-09-20 14:13:05 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:05 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:05 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:05 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:05 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:05 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:05 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:05 INFO MSTransformManager::open Select data
2024-09-20 14:13:05 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:05 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 40.100000528deg successfully parsed
2024-09-20 14:13:05 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:05 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:04.925661 End time: 2024-09-20 14:13:05.430929
2024-09-20 14:13:05 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:05 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:05 INFO tclean::::casa ##########################################
2024-09-20 14:13:05 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:05 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:05 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:05 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:05 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:06 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:06 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:06 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:06 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:06 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:06 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:06 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:06 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:06 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:06 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01053
2024-09-20 14:13:06 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:06 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:06 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:07 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:13:07 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:07 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:07 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:07 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:07 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:07 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:07 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:07 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:07 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:05.475013 End time: 2024-09-20 14:13:06.967573
2024-09-20 14:13:07 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:07 INFO tclean::::casa ##########################################
2024-09-20 14:13:07 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:07 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:07 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:07 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:07 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:07 2024******
2024-09-20 14:13:07 INFO ImageFitter::fit+
2024-09-20 14:13:07 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:07 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:07 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:07 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:07 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:07 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:07 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:07 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:07 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:07 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:07 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:07 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:07 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:07 INFO imstat::::casa ##########################################
2024-09-20 14:13:07 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:07 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:07 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:07 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:07 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:07 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:07 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:07 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:07 INFO imstat:::: Values ---
2024-09-20 14:13:07 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:07 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:07 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:07 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2024-09-20 14:13:07 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:07 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:07 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:07 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-20 14:13:07 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:07 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:07 INFO imstat:::: Statistics ---
2024-09-20 14:13:07 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:07 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:07 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:07 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:07 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2024-09-20 14:13:07 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam
2024-09-20 14:13:07 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam
2024-09-20 14:13:07 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam
2024-09-20 14:13:07 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:07 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779537e-05 4.999996e+00
2024-09-20 14:13:07 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:07.023662 End time: 2024-09-20 14:13:07.049897
2024-09-20 14:13:07 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:07 INFO imstat::::casa ##########################################
2024-09-20 14:13:07 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:07 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:07 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 19h53m49.9980 0.699877039rad' )
2024-09-20 14:13:07 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:07 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:07 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:07 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:07 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:07 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:07 INFO MSTransformManager::open Select data
2024-09-20 14:13:07 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:07 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19h53m49.9980 0.699877039rad successfully parsed
2024-09-20 14:13:07 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:08 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:07.063562 End time: 2024-09-20 14:13:07.546512
2024-09-20 14:13:08 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:08 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:08 INFO tclean::::casa ##########################################
2024-09-20 14:13:08 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:08 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:08 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:08 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:08 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:08 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:08 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:08 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:08 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:08 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:08 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:08 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:08 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:08 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:08 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.015444
2024-09-20 14:13:08 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:08 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:08 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:13:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:09 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:09 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:09 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:09 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:09 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:09 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:07.569054 End time: 2024-09-20 14:13:08.976410
2024-09-20 14:13:09 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:09 INFO tclean::::casa ##########################################
2024-09-20 14:13:09 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:09 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:09 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:09 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:09 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:09 2024******
2024-09-20 14:13:09 INFO ImageFitter::fit+
2024-09-20 14:13:09 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:09 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:09 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:09 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:09 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:09 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:09 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:09 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:09 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:09 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:09 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:09 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:09 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:09 INFO imstat::::casa ##########################################
2024-09-20 14:13:09 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:09 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:09 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:09 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:09 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:09 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:09 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:09 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:09 INFO imstat:::: Values ---
2024-09-20 14:13:09 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:09 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:09 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:09 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam
2024-09-20 14:13:09 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:09 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:09 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:09 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-20 14:13:09 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:09 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:09 INFO imstat:::: Statistics ---
2024-09-20 14:13:09 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:09 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:09 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:09 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:09 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam
2024-09-20 14:13:09 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam
2024-09-20 14:13:09 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam
2024-09-20 14:13:09 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam
2024-09-20 14:13:09 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:09 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.778665e-05 4.999996e+00
2024-09-20 14:13:09 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:09.016025 End time: 2024-09-20 14:13:09.035433
2024-09-20 14:13:09 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:09 INFO imstat::::casa ##########################################
2024-09-20 14:13:09 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:09 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:09 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 40d06m0.0019' )
2024-09-20 14:13:09 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:09 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:09 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:09 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:09 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:09 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:09 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:09 INFO MSTransformManager::open Select data
2024-09-20 14:13:09 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:09 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40d06m0.0019 successfully parsed
2024-09-20 14:13:09 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:09 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:09.047622 End time: 2024-09-20 14:13:09.431539
2024-09-20 14:13:09 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:09 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:09 INFO tclean::::casa ##########################################
2024-09-20 14:13:09 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:09 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:09 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:09 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:09 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:10 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:10 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:10 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:10 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:10 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:10 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:10 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:10 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:10 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:10 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009728
2024-09-20 14:13:10 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:10 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:10 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:10 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:10 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:13:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:11 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:11 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:11 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:11 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:11 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:11 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:09.477782 End time: 2024-09-20 14:13:10.750695
2024-09-20 14:13:11 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:11 INFO tclean::::casa ##########################################
2024-09-20 14:13:11 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:11 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:11 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:11 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:11 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:11 2024******
2024-09-20 14:13:11 INFO ImageFitter::fit+
2024-09-20 14:13:11 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:11 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:11 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:11 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:11 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:11 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:11 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:11 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:11 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:11 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:11 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:11 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:11 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:11 INFO imstat::::casa ##########################################
2024-09-20 14:13:11 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:11 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:11 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:11 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:11 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:11 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:11 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:11 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:11 INFO imstat:::: Values ---
2024-09-20 14:13:11 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:11 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:11 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:11 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2024-09-20 14:13:11 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:11 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:11 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:11 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-20 14:13:11 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:11 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:11 INFO imstat:::: Statistics ---
2024-09-20 14:13:11 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:11 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:11 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:11 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:11 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam
2024-09-20 14:13:11 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam
2024-09-20 14:13:11 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam
2024-09-20 14:13:11 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam
2024-09-20 14:13:11 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:11 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779541e-05 4.999996e+00
2024-09-20 14:13:11 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:10.794731 End time: 2024-09-20 14:13:10.816445
2024-09-20 14:13:11 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:11 INFO imstat::::casa ##########################################
2024-09-20 14:13:11 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:11 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:11 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 02:40:24.0001' )
2024-09-20 14:13:11 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:11 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:11 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:11 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:11 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:11 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:11 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:11 INFO MSTransformManager::open Select data
2024-09-20 14:13:11 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0001" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:13:11 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 02:40:24.0001 successfully parsed
2024-09-20 14:13:11 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:10.830022 End time: 2024-09-20 14:13:11.247738
2024-09-20 14:13:11 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:11 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:11 INFO tclean::::casa ##########################################
2024-09-20 14:13:11 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:11 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:11 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:11 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:11 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:12 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:12 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010855
2024-09-20 14:13:12 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:12 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:12 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:12 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:12 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:12 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:12 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:13 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:13 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:13 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:11.282494 End time: 2024-09-20 14:13:12.618623
2024-09-20 14:13:13 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:13 INFO tclean::::casa ##########################################
2024-09-20 14:13:13 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:13 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:13 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:13 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:13 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:13 2024******
2024-09-20 14:13:13 INFO ImageFitter::fit+
2024-09-20 14:13:13 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:13 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:13 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:13 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:13 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:13 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:13 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:13 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:13 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:13 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:13 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.996 to 19:53:46.513, +40.06.39.996)
2024-09-20 14:13:13 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:13 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:13 INFO imstat::::casa ##########################################
2024-09-20 14:13:13 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:13 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:13 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:13 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:13 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:13 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:13 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:13 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:13 INFO imstat:::: Values ---
2024-09-20 14:13:13 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:13 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:13 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:13 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam
2024-09-20 14:13:13 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:13 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:13:13 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:13 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz
2024-09-20 14:13:13 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:13 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:13 INFO imstat:::: Statistics ---
2024-09-20 14:13:13 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:13 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:13 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:13 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:13 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam
2024-09-20 14:13:13 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam
2024-09-20 14:13:13 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam
2024-09-20 14:13:13 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam
2024-09-20 14:13:13 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:13 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.780943e-05 4.999996e+00
2024-09-20 14:13:13 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:12.667541 End time: 2024-09-20 14:13:12.687068
2024-09-20 14:13:13 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:13 INFO imstat::::casa ##########################################
2024-09-20 14:13:13 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:13 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:13 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 40.100000528deg' )
2024-09-20 14:13:13 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:13 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:13 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:13 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:13 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:13 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:13 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:13 INFO MSTransformManager::open Select data
2024-09-20 14:13:13 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:13 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 40.100000528deg successfully parsed
2024-09-20 14:13:13 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:13 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:12.699059 End time: 2024-09-20 14:13:13.053422
2024-09-20 14:13:13 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:13 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:13 INFO tclean::::casa ##########################################
2024-09-20 14:13:13 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:13 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:13 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:13 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:13 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:13 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:13 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:13 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:13 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:13 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:13 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:13 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:13 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:13 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010955
2024-09-20 14:13:13 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:13 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:14 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:14 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:13:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:14 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:14 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:14 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:14 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:14 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:13.075633 End time: 2024-09-20 14:13:14.423425
2024-09-20 14:13:14 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:14 INFO tclean::::casa ##########################################
2024-09-20 14:13:14 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:14 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:14 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:14 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:14 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:14 2024******
2024-09-20 14:13:14 INFO ImageFitter::fit+
2024-09-20 14:13:14 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:14 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:14 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:14 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:14 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:14 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:14 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:14 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:14 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:14 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:14 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:14 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:14 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:14 INFO imstat::::casa ##########################################
2024-09-20 14:13:14 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:14 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:14 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:14 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:14 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:14 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:14 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:14 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:14 INFO imstat:::: Values ---
2024-09-20 14:13:14 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:14 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:14 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:14 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2024-09-20 14:13:14 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:14 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:14 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:14 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-20 14:13:14 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:14 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:14 INFO imstat:::: Statistics ---
2024-09-20 14:13:14 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:14 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:14 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:14 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:14 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2024-09-20 14:13:14 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam
2024-09-20 14:13:14 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam
2024-09-20 14:13:14 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam
2024-09-20 14:13:14 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:14 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779537e-05 4.999996e+00
2024-09-20 14:13:14 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:14.464936 End time: 2024-09-20 14:13:14.496627
2024-09-20 14:13:14 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:14 INFO imstat::::casa ##########################################
2024-09-20 14:13:15 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:15 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:15 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 19:53:49.9980 0.699877039rad' )
2024-09-20 14:13:15 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:15 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:15 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:15 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:15 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:15 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:15 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:15 INFO MSTransformManager::open Select data
2024-09-20 14:13:15 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:15 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 19:53:49.9980 0.699877039rad successfully parsed
2024-09-20 14:13:15 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:15 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:14.509521 End time: 2024-09-20 14:13:14.943745
2024-09-20 14:13:15 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:15 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:15 INFO tclean::::casa ##########################################
2024-09-20 14:13:15 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:15 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:15 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:15 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:15 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:15 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:15 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:15 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:15 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:15 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:15 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:15 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:15 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:15 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01045
2024-09-20 14:13:15 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:15 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:16 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:16 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:16 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:16 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:16 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:16 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:18 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:13:18 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:18 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:18 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:18 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:18 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:18 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:18 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:18 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:18 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:18 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:14.972411 End time: 2024-09-20 14:13:18.017170
2024-09-20 14:13:18 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:18 INFO tclean::::casa ##########################################
2024-09-20 14:13:18 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:18 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:18 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:18 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:18 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:18 2024******
2024-09-20 14:13:18 INFO ImageFitter::fit+
2024-09-20 14:13:18 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:18 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:18 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:18 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:18 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:18 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:18 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:18 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:18 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:18 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:18 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:18 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:18 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:18 INFO imstat::::casa ##########################################
2024-09-20 14:13:18 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:18 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:18 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:18 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:18 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:18 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:18 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:18 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:18 INFO imstat:::: Values ---
2024-09-20 14:13:18 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:18 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:18 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:18 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam
2024-09-20 14:13:18 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:18 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:18 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:18 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-20 14:13:18 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:18 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:18 INFO imstat:::: Statistics ---
2024-09-20 14:13:18 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:18 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:18 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:18 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:18 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam
2024-09-20 14:13:18 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam
2024-09-20 14:13:18 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam
2024-09-20 14:13:18 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam
2024-09-20 14:13:18 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:18 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.778665e-05 4.999996e+00
2024-09-20 14:13:18 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:18.062417 End time: 2024-09-20 14:13:18.097663
2024-09-20 14:13:18 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:18 INFO imstat::::casa ##########################################
2024-09-20 14:13:18 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:18 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:18 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 298.458325000deg 40d06m0.0019' )
2024-09-20 14:13:18 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:18 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:18 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:18 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:18 INFO MSTransformManager::open Select data
2024-09-20 14:13:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:18 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40d06m0.0019 successfully parsed
2024-09-20 14:13:18 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:19 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:18.120400 End time: 2024-09-20 14:13:18.522893
2024-09-20 14:13:19 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:19 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:19 INFO tclean::::casa ##########################################
2024-09-20 14:13:19 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:19 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:19 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:19 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:19 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:19 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:19 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:19 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:19 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:19 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:19 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:19 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:19 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:19 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:19 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.011123
2024-09-20 14:13:19 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:19 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:19 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:20 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:13:20 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:20 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:20 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:20 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:20 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:20 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:20 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:20 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:20 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:18.545868 End time: 2024-09-20 14:13:20.486098
2024-09-20 14:13:20 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:20 INFO tclean::::casa ##########################################
2024-09-20 14:13:21 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:21 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:21 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:21 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:21 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:21 2024******
2024-09-20 14:13:21 INFO ImageFitter::fit+
2024-09-20 14:13:21 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:21 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:21 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:21 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:21 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:21 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:21 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:21 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:21 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:21 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:21 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:21 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:21 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:21 INFO imstat::::casa ##########################################
2024-09-20 14:13:21 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:21 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:21 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:21 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:21 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:21 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:21 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:21 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:21 INFO imstat:::: Values ---
2024-09-20 14:13:21 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:21 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:21 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:21 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2024-09-20 14:13:21 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:21 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:21 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:21 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-20 14:13:21 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:21 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:21 INFO imstat:::: Statistics ---
2024-09-20 14:13:21 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:21 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:21 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:21 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:21 INFO imstat:::: -- Median of the pixel values [median]: -1.86712e-05 Jy/beam
2024-09-20 14:13:21 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73636e-05 Jy/beam
2024-09-20 14:13:21 INFO imstat:::: -- IQR [quartile]: 3.56293e-05 Jy/beam
2024-09-20 14:13:21 INFO imstat:::: -- First quartile [q1]: -3.45095e-05 Jy/beam
2024-09-20 14:13:21 INFO imstat:::: -- Third quartile [q3]: 1.1198e-06 Jy/beam
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:21 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779541e-05 4.999996e+00
2024-09-20 14:13:21 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:20.554016 End time: 2024-09-20 14:13:20.588332
2024-09-20 14:13:21 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:21 INFO imstat::::casa ##########################################
2024-09-20 14:13:21 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:21 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:21 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 02:40:24.0001' )
2024-09-20 14:13:21 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:21 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:21 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:21 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:21 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:21 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:21 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:21 INFO MSTransformManager::open Select data
2024-09-20 14:13:21 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0001" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:13:21 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 02:40:24.0001 successfully parsed
2024-09-20 14:13:21 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:21 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:20.612180 End time: 2024-09-20 14:13:21.075441
2024-09-20 14:13:21 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:21 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:21 INFO tclean::::casa ##########################################
2024-09-20 14:13:21 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:21 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:21 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:21 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:21 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:21 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:21 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:21 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:21 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:21 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:21 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:21 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:21 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:21 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:21 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009808
2024-09-20 14:13:21 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:21 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:22 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:22 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:22 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:22 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:22 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:22 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:22 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:22 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:22 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:22 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:22 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:22 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:21.101862 End time: 2024-09-20 14:13:22.399466
2024-09-20 14:13:22 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:22 INFO tclean::::casa ##########################################
2024-09-20 14:13:22 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:22 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:22 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:22 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:22 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:22 2024******
2024-09-20 14:13:22 INFO ImageFitter::fit+
2024-09-20 14:13:22 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:22 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:22 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:22 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:22 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:22 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:22 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:22 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:22 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:22 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:22 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.996 to 19:53:46.513, +40.06.39.996)
2024-09-20 14:13:22 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116891 Jy
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126504 Jy
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:22 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:22 INFO imstat::::casa ##########################################
2024-09-20 14:13:22 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:22 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:22 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:22 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:22 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:22 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:22 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:22 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:22 INFO imstat:::: Values ---
2024-09-20 14:13:22 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:22 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:22 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:22 INFO imstat:::: -- minimum value [min]: -7.78094e-05 Jy/beam
2024-09-20 14:13:22 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:22 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:13:22 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:22 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz
2024-09-20 14:13:22 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:22 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:22 INFO imstat:::: Statistics ---
2024-09-20 14:13:22 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:22 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:22 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:22 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:22 INFO imstat:::: -- Median of the pixel values [median]: -1.86846e-05 Jy/beam
2024-09-20 14:13:22 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73901e-05 Jy/beam
2024-09-20 14:13:22 INFO imstat:::: -- IQR [quartile]: 3.56505e-05 Jy/beam
2024-09-20 14:13:22 INFO imstat:::: -- First quartile [q1]: -3.45202e-05 Jy/beam
2024-09-20 14:13:22 INFO imstat:::: -- Third quartile [q3]: 1.13024e-06 Jy/beam
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:22 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.780943e-05 4.999996e+00
2024-09-20 14:13:22 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:22.442380 End time: 2024-09-20 14:13:22.462245
2024-09-20 14:13:22 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:22 INFO imstat::::casa ##########################################
2024-09-20 14:13:22 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:22 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:22 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 40.100000528deg' )
2024-09-20 14:13:22 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:22 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:22 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:22 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:22 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:22 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:22 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:22 INFO MSTransformManager::open Select data
2024-09-20 14:13:22 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:23 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 40.100000528deg successfully parsed
2024-09-20 14:13:23 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:23 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:22.474573 End time: 2024-09-20 14:13:22.848393
2024-09-20 14:13:23 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:23 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:23 INFO tclean::::casa ##########################################
2024-09-20 14:13:23 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:23 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:23 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:23 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:23 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:23 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:23 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:23 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:23 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:23 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:23 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:23 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:23 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:23 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:23 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.02311
2024-09-20 14:13:23 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:23 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:23 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:24 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:13:24 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:24 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:24 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:24 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:24 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:24 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:24 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:25 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:22.869567 End time: 2024-09-20 14:13:24.553155
2024-09-20 14:13:25 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:25 INFO tclean::::casa ##########################################
2024-09-20 14:13:25 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:25 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:25 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:25 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:25 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:25 2024******
2024-09-20 14:13:25 INFO ImageFitter::fit+
2024-09-20 14:13:25 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:25 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:25 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:25 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:25 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:25 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:25 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:25 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:25 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:25 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:25 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:25 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116876 Jy
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:25 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:25 INFO imstat::::casa ##########################################
2024-09-20 14:13:25 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:25 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:25 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:25 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:25 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:25 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:25 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:25 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:25 INFO imstat:::: Values ---
2024-09-20 14:13:25 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:25 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:25 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:25 INFO imstat:::: -- minimum value [min]: -7.77954e-05 Jy/beam
2024-09-20 14:13:25 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:25 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:25 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:25 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-20 14:13:25 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:25 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:25 INFO imstat:::: Statistics ---
2024-09-20 14:13:25 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:25 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:25 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:25 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:25 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2024-09-20 14:13:25 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73637e-05 Jy/beam
2024-09-20 14:13:25 INFO imstat:::: -- IQR [quartile]: 3.56311e-05 Jy/beam
2024-09-20 14:13:25 INFO imstat:::: -- First quartile [q1]: -3.45119e-05 Jy/beam
2024-09-20 14:13:25 INFO imstat:::: -- Third quartile [q3]: 1.11928e-06 Jy/beam
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:25 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779537e-05 4.999996e+00
2024-09-20 14:13:25 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:24.629466 End time: 2024-09-20 14:13:24.657228
2024-09-20 14:13:25 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:25 INFO imstat::::casa ##########################################
2024-09-20 14:13:25 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:25 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:25 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 298.458325000deg 0.699877039rad' )
2024-09-20 14:13:25 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:25 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:25 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:25 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:25 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:25 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:25 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:25 INFO MSTransformManager::open Select data
2024-09-20 14:13:25 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:25 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 298.458325000deg 0.699877039rad successfully parsed
2024-09-20 14:13:25 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:25 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:24.673977 End time: 2024-09-20 14:13:25.052019
2024-09-20 14:13:25 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:25 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:25 INFO tclean::::casa ##########################################
2024-09-20 14:13:25 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:25 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:25 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:25 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:25 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:25 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:25 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:25 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:25 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:25 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:25 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:25 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:25 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:25 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:25 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.00994
2024-09-20 14:13:25 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:25 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:13:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:26 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:26 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:26 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:26 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:26 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:26 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:25.074712 End time: 2024-09-20 14:13:26.274925
2024-09-20 14:13:26 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:26 INFO tclean::::casa ##########################################
2024-09-20 14:13:26 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:26 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:26 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:26 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:26 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:26 2024******
2024-09-20 14:13:26 INFO ImageFitter::fit+
2024-09-20 14:13:26 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:26 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:26 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:26 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:26 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:26 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:26 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:26 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:26 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:26 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:26 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:26 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012649 Jy
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- ra: 127.999970 +/- 0.000127 pixels
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:26 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:26 INFO imstat::::casa ##########################################
2024-09-20 14:13:26 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:26 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:26 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:26 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:26 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:26 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:26 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:26 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:26 INFO imstat:::: Values ---
2024-09-20 14:13:26 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:26 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:26 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:26 INFO imstat:::: -- minimum value [min]: -7.77867e-05 Jy/beam
2024-09-20 14:13:26 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:26 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:26 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:26 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-20 14:13:26 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:26 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:26 INFO imstat:::: Statistics ---
2024-09-20 14:13:26 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:26 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:26 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:26 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:26 INFO imstat:::: -- Median of the pixel values [median]: -1.86761e-05 Jy/beam
2024-09-20 14:13:26 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73623e-05 Jy/beam
2024-09-20 14:13:26 INFO imstat:::: -- IQR [quartile]: 3.56319e-05 Jy/beam
2024-09-20 14:13:26 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam
2024-09-20 14:13:26 INFO imstat:::: -- Third quartile [q3]: 1.11659e-06 Jy/beam
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:26 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.778665e-05 4.999996e+00
2024-09-20 14:13:26 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:26.314901 End time: 2024-09-20 14:13:26.334497
2024-09-20 14:13:26 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:26 INFO imstat::::casa ##########################################
2024-09-20 14:13:26 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:26 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:26 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 40d06m0.0019' )
2024-09-20 14:13:26 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:26 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:26 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:26 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:26 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:26 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:26 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:26 INFO MSTransformManager::open Select data
2024-09-20 14:13:26 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:27 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40d06m0.0019 successfully parsed
2024-09-20 14:13:27 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:27 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:26.346917 End time: 2024-09-20 14:13:26.738622
2024-09-20 14:13:27 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:27 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:27 INFO tclean::::casa ##########################################
2024-09-20 14:13:27 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:27 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:27 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:27 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:27 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:27 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:27 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:27 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:27 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:27 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:27 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:27 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:27 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:27 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:27 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010377
2024-09-20 14:13:27 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:27 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:27 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:27 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:28 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:28 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:28 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:28 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:28 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:28 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:26.761473 End time: 2024-09-20 14:13:28.054210
2024-09-20 14:13:28 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:28 INFO tclean::::casa ##########################################
2024-09-20 14:13:28 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:28 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:28 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:28 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:28 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:28 2024******
2024-09-20 14:13:28 INFO ImageFitter::fit+
2024-09-20 14:13:28 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:28 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:28 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:28 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:28 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:28 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:28 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:28 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:28 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:28 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:28 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:28 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999997 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:28 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:28 INFO imstat::::casa ##########################################
2024-09-20 14:13:28 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:28 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:28 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:28 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:28 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:28 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:28 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:28 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:28 INFO imstat:::: Values ---
2024-09-20 14:13:28 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:28 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:28 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:28 INFO imstat:::: -- minimum value [min]: -7.77984e-05 Jy/beam
2024-09-20 14:13:28 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:28 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:28 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:28 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-20 14:13:28 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:28 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:28 INFO imstat:::: Statistics ---
2024-09-20 14:13:28 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:28 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:28 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:28 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:28 INFO imstat:::: -- Median of the pixel values [median]: -1.86704e-05 Jy/beam
2024-09-20 14:13:28 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7365e-05 Jy/beam
2024-09-20 14:13:28 INFO imstat:::: -- IQR [quartile]: 3.56348e-05 Jy/beam
2024-09-20 14:13:28 INFO imstat:::: -- First quartile [q1]: -3.45131e-05 Jy/beam
2024-09-20 14:13:28 INFO imstat:::: -- Third quartile [q3]: 1.12172e-06 Jy/beam
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:28 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779843e-05 4.999996e+00
2024-09-20 14:13:28 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:28.095468 End time: 2024-09-20 14:13:28.115769
2024-09-20 14:13:28 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:28 INFO imstat::::casa ##########################################
2024-09-20 14:13:28 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:28 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:28 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 02:40:24.0001' )
2024-09-20 14:13:28 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:28 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:28 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:28 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:28 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:28 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:28 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:28 INFO MSTransformManager::open Select data
2024-09-20 14:13:28 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:40:24.0001" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:13:28 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 02:40:24.0001 successfully parsed
2024-09-20 14:13:28 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:28 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:28.127962 End time: 2024-09-20 14:13:28.488145
2024-09-20 14:13:28 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:28 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:29 INFO tclean::::casa ##########################################
2024-09-20 14:13:29 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:29 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:29 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:29 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:29 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:29 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:29 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:29 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:29 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:29 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:29 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:29 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:29 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:29 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:29 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.024295
2024-09-20 14:13:29 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:29 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:29 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:29 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:30 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:30 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:30 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:30 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:30 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:30 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:28.520524 End time: 2024-09-20 14:13:30.129985
2024-09-20 14:13:30 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:30 INFO tclean::::casa ##########################################
2024-09-20 14:13:30 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:30 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:30 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:30 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:30 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:30 2024******
2024-09-20 14:13:30 INFO ImageFitter::fit+
2024-09-20 14:13:30 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:30 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:30 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:30 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:30 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:30 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:30 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:30 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:30 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:30 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:30 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.996 to 19:53:46.513, +40.06.39.996)
2024-09-20 14:13:30 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116894 Jy
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126508 Jy
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999957 +/- 0.000777 arcsec
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- dec: 128.000047 +/- 0.000097 pixels
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:30 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:30 INFO imstat::::casa ##########################################
2024-09-20 14:13:30 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:30 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:30 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:30 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:30 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:30 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:30 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:30 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:30 INFO imstat:::: Values ---
2024-09-20 14:13:30 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:30 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:30 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:30 INFO imstat:::: -- minimum value [min]: -7.78076e-05 Jy/beam
2024-09-20 14:13:30 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:30 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:13:30 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:30 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.659, I, 999981612.9Hz
2024-09-20 14:13:30 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:30 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:30 INFO imstat:::: Statistics ---
2024-09-20 14:13:30 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:30 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:30 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:30 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:30 INFO imstat:::: -- Median of the pixel values [median]: -1.86848e-05 Jy/beam
2024-09-20 14:13:30 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73951e-05 Jy/beam
2024-09-20 14:13:30 INFO imstat:::: -- IQR [quartile]: 3.56676e-05 Jy/beam
2024-09-20 14:13:30 INFO imstat:::: -- First quartile [q1]: -3.45186e-05 Jy/beam
2024-09-20 14:13:30 INFO imstat:::: -- Third quartile [q3]: 1.14894e-06 Jy/beam
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:30 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.780757e-05 4.999996e+00
2024-09-20 14:13:30 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:30.172720 End time: 2024-09-20 14:13:30.192904
2024-09-20 14:13:30 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:30 INFO imstat::::casa ##########################################
2024-09-20 14:13:30 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:30 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:30 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 40.100000528deg' )
2024-09-20 14:13:30 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:30 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:30 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:30 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:30 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:30 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:30 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:30 INFO MSTransformManager::open Select data
2024-09-20 14:13:30 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:30 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 40.100000528deg successfully parsed
2024-09-20 14:13:30 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:31 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:30.205716 End time: 2024-09-20 14:13:30.619944
2024-09-20 14:13:31 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:31 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:31 INFO tclean::::casa ##########################################
2024-09-20 14:13:31 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:31 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:31 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:31 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:31 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:31 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:31 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:31 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:31 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:31 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:31 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:31 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:31 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:31 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:31 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010032
2024-09-20 14:13:31 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:31 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:31 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:31 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:13:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:32 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:32 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:32 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:32 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:32 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:32 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:30.642453 End time: 2024-09-20 14:13:31.901988
2024-09-20 14:13:32 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:32 INFO tclean::::casa ##########################################
2024-09-20 14:13:32 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:32 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:32 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:32 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:32 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:32 2024******
2024-09-20 14:13:32 INFO ImageFitter::fit+
2024-09-20 14:13:32 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:32 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:32 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:32 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:32 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:32 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:32 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:32 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:32 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:32 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:32 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:32 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116882 Jy
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999998 +/- 0.000777 arcsec
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- dec: 128.000003 +/- 0.000097 pixels
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:32 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:32 INFO imstat::::casa ##########################################
2024-09-20 14:13:32 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:32 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:32 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:32 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:32 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:32 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:32 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:32 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:32 INFO imstat:::: Values ---
2024-09-20 14:13:32 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:32 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:32 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:32 INFO imstat:::: -- minimum value [min]: -7.77982e-05 Jy/beam
2024-09-20 14:13:32 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:32 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:32 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:32 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-20 14:13:32 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:32 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:32 INFO imstat:::: Statistics ---
2024-09-20 14:13:32 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:32 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:32 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:32 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:32 INFO imstat:::: -- Median of the pixel values [median]: -1.86711e-05 Jy/beam
2024-09-20 14:13:32 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73646e-05 Jy/beam
2024-09-20 14:13:32 INFO imstat:::: -- IQR [quartile]: 3.56367e-05 Jy/beam
2024-09-20 14:13:32 INFO imstat:::: -- First quartile [q1]: -3.45138e-05 Jy/beam
2024-09-20 14:13:32 INFO imstat:::: -- Third quartile [q3]: 1.12291e-06 Jy/beam
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:32 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.779823e-05 4.999996e+00
2024-09-20 14:13:32 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:31.949955 End time: 2024-09-20 14:13:31.970854
2024-09-20 14:13:32 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:32 INFO imstat::::casa ##########################################
2024-09-20 14:13:32 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:32 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:32 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='ICRS 5.209080451rad 0.699877039rad' )
2024-09-20 14:13:32 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:32 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:32 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:32 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:32 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:32 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:32 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:32 INFO MSTransformManager::open Select data
2024-09-20 14:13:32 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:32 INFO PhaseShiftingTVI::parseConfiguration Phase center ICRS 5.209080451rad 0.699877039rad successfully parsed
2024-09-20 14:13:32 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:32 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:31.984594 End time: 2024-09-20 14:13:32.329783
2024-09-20 14:13:32 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:32 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:32 INFO tclean::::casa ##########################################
2024-09-20 14:13:32 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:32 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:32 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:32 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:32 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:32 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:32 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:33 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:33 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010912
2024-09-20 14:13:33 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:33 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:33 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:33 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:33 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374443277716637, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852561634033918, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:13:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:33 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:33 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:33 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:33 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:33 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:33 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:32.351398 End time: 2024-09-20 14:13:33.494623
2024-09-20 14:13:33 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:33 INFO tclean::::casa ##########################################
2024-09-20 14:13:34 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:34 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:34 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:34 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:34 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:34 2024******
2024-09-20 14:13:34 INFO ImageFitter::fit+
2024-09-20 14:13:34 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:34 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:34 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:34 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:34 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:34 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:34 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:34 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:34 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:34 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:34 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:34 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999996 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- dec: +040.05.59.999992 +/- 0.000777 arcsec
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- ra: 127.999966 +/- 0.000127 pixels
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- dec: 128.000009 +/- 0.000097 pixels
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:34 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:34 INFO imstat::::casa ##########################################
2024-09-20 14:13:34 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:34 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:34 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:34 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:34 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:34 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:34 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:34 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:34 INFO imstat:::: Values ---
2024-09-20 14:13:34 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:34 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:34 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:34 INFO imstat:::: -- minimum value [min]: -7.77898e-05 Jy/beam
2024-09-20 14:13:34 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:34 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:34 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:34 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.660, I, 999981612.9Hz
2024-09-20 14:13:34 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:34 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:34 INFO imstat:::: Statistics ---
2024-09-20 14:13:34 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:34 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:34 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:34 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:34 INFO imstat:::: -- Median of the pixel values [median]: -1.86769e-05 Jy/beam
2024-09-20 14:13:34 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73662e-05 Jy/beam
2024-09-20 14:13:34 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam
2024-09-20 14:13:34 INFO imstat:::: -- First quartile [q1]: -3.45153e-05 Jy/beam
2024-09-20 14:13:34 INFO imstat:::: -- Third quartile [q3]: 1.1187e-06 Jy/beam
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:34 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.778978e-05 4.999996e+00
2024-09-20 14:13:34 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:33.536214 End time: 2024-09-20 14:13:33.556943
2024-09-20 14:13:34 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:34 INFO imstat::::casa ##########################################
2024-09-20 14:13:34 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:34 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:34 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 +006d21m09.7433' )
2024-09-20 14:13:34 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:34 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:34 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:34 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:34 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:34 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:34 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:34 INFO MSTransformManager::open Select data
2024-09-20 14:13:34 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:34 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 +006d21m09.7433 successfully parsed
2024-09-20 14:13:34 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:34 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:33.571628 End time: 2024-09-20 14:13:33.930232
2024-09-20 14:13:34 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:34 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:34 INFO tclean::::casa ##########################################
2024-09-20 14:13:34 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:34 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:34 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:34 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:34 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:34 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:34 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:34 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:34 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:34 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:34 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:34 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:34 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:34 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:34 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009977
2024-09-20 14:13:34 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:34 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:35 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:35 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:35 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:35 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:35 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:35 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:35 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:35 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:35 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:35 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:33.953526 End time: 2024-09-20 14:13:35.171168
2024-09-20 14:13:35 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:35 INFO tclean::::casa ##########################################
2024-09-20 14:13:35 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:35 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:35 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:35 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:35 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:35 2024******
2024-09-20 14:13:35 INFO ImageFitter::fit+
2024-09-20 14:13:35 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:35 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:35 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:35 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:35 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:35 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:35 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:35 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:35 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:35 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:35 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:35 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:35 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:35 INFO imstat::::casa ##########################################
2024-09-20 14:13:35 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:35 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:35 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:35 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:35 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:35 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:35 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:35 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:35 INFO imstat:::: Values ---
2024-09-20 14:13:35 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:35 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:35 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:35 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam
2024-09-20 14:13:35 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:35 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:35 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:35 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:13:35 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:35 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:35 INFO imstat:::: Statistics ---
2024-09-20 14:13:35 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:35 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:35 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:35 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:35 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam
2024-09-20 14:13:35 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam
2024-09-20 14:13:35 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam
2024-09-20 14:13:35 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam
2024-09-20 14:13:35 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:35 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777946e-05 4.999996e+00
2024-09-20 14:13:35 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:35.212048 End time: 2024-09-20 14:13:35.232385
2024-09-20 14:13:35 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:35 INFO imstat::::casa ##########################################
2024-09-20 14:13:35 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:35 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:35 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 00:25:24.6496' )
2024-09-20 14:13:35 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:35 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:35 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:35 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:35 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:35 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:35 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:35 INFO MSTransformManager::open Select data
2024-09-20 14:13:35 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "00:25:24.6496" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:13:35 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 00:25:24.6496 successfully parsed
2024-09-20 14:13:35 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:36 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:35.244739 End time: 2024-09-20 14:13:35.653164
2024-09-20 14:13:36 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:36 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:36 INFO tclean::::casa ##########################################
2024-09-20 14:13:36 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:36 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:36 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:36 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:36 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:36 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:36 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:36 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:36 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:36 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:36 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:36 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:36 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:36 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:36 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018128
2024-09-20 14:13:36 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:36 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:36 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:36 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:36 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:36 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:36 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:36 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:36 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:37 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:37 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:37 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:37 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:37 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:37 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:37 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:37 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:37 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:37 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:37 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:35.675409 End time: 2024-09-20 14:13:36.957040
2024-09-20 14:13:37 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:37 INFO tclean::::casa ##########################################
2024-09-20 14:13:37 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:37 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:37 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:37 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:37 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:37 2024******
2024-09-20 14:13:37 INFO ImageFitter::fit+
2024-09-20 14:13:37 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:37 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:37 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:37 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:37 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:37 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:37 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:37 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:37 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:37 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:37 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:37 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:37 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:37 INFO imstat::::casa ##########################################
2024-09-20 14:13:37 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:37 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:37 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:37 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:37 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:37 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:37 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:37 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-20 14:13:37 INFO imstat:::: Values ---
2024-09-20 14:13:37 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:37 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:37 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:37 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam
2024-09-20 14:13:37 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:37 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:37 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:37 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:13:37 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:37 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:37 INFO imstat:::: Statistics ---
2024-09-20 14:13:37 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:37 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:37 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:37 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:37 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam
2024-09-20 14:13:37 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam
2024-09-20 14:13:37 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam
2024-09-20 14:13:37 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam
2024-09-20 14:13:37 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:37 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.787321e-05 4.999996e+00
2024-09-20 14:13:37 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:37.022387 End time: 2024-09-20 14:13:37.047327
2024-09-20 14:13:37 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:37 INFO imstat::::casa ##########################################
2024-09-20 14:13:37 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:37 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:37 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 6.352706472deg' )
2024-09-20 14:13:37 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:37 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:37 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:37 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:37 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:37 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:37 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:37 INFO MSTransformManager::open Select data
2024-09-20 14:13:37 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:37 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 6.352706472deg successfully parsed
2024-09-20 14:13:37 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:38 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:37.062434 End time: 2024-09-20 14:13:37.520198
2024-09-20 14:13:38 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:38 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:38 INFO tclean::::casa ##########################################
2024-09-20 14:13:38 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:38 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:38 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:38 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:38 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:38 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:38 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:38 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:38 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:38 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:38 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:38 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:38 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:38 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:38 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.012696
2024-09-20 14:13:38 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:38 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:38 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:38 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:38 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:38 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:38 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:38 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:38 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:39 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:39 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:39 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:39 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:39 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:39 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:39 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:39 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:39 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:39 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:39 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:37.541538 End time: 2024-09-20 14:13:38.955459
2024-09-20 14:13:39 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:39 INFO tclean::::casa ##########################################
2024-09-20 14:13:39 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:39 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:39 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:39 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:39 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:39 2024******
2024-09-20 14:13:39 INFO ImageFitter::fit+
2024-09-20 14:13:39 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:39 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:39 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:39 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:39 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:39 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:39 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:39 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:39 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:39 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:39 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:39 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:39 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:39 INFO imstat::::casa ##########################################
2024-09-20 14:13:39 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:39 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:39 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:39 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:39 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:39 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:39 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:39 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:39 INFO imstat:::: Values ---
2024-09-20 14:13:39 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:39 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:39 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:39 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam
2024-09-20 14:13:39 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:39 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:39 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:39 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:13:39 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:39 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:39 INFO imstat:::: Statistics ---
2024-09-20 14:13:39 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:39 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:39 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:39 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:39 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam
2024-09-20 14:13:39 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam
2024-09-20 14:13:39 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam
2024-09-20 14:13:39 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam
2024-09-20 14:13:39 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:39 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777703e-05 4.999996e+00
2024-09-20 14:13:39 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:39.033967 End time: 2024-09-20 14:13:39.059107
2024-09-20 14:13:39 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:39 INFO imstat::::casa ##########################################
2024-09-20 14:13:39 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:39 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:39 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05h00m21.5326 0.110875644rad' )
2024-09-20 14:13:39 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:39 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:39 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:39 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:39 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:39 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:39 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:39 INFO MSTransformManager::open Select data
2024-09-20 14:13:39 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:39 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05h00m21.5326 0.110875644rad successfully parsed
2024-09-20 14:13:39 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:40 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:39.074537 End time: 2024-09-20 14:13:39.504594
2024-09-20 14:13:40 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:40 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:40 INFO tclean::::casa ##########################################
2024-09-20 14:13:40 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:40 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:40 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:40 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:40 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:40 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:40 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:40 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:40 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:40 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:40 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:40 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:40 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:40 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:40 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010964
2024-09-20 14:13:40 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:40 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:40 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:40 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:40 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:40 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:40 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:40 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:40 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:41 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:41 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:41 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:41 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:41 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:41 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:41 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:41 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:41 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:41 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:41 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:39.528570 End time: 2024-09-20 14:13:40.986403
2024-09-20 14:13:41 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:41 INFO tclean::::casa ##########################################
2024-09-20 14:13:41 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:41 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:41 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:41 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:41 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:41 2024******
2024-09-20 14:13:41 INFO ImageFitter::fit+
2024-09-20 14:13:41 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:41 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:41 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:41 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:41 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:41 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:41 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:41 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:41 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:41 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:41 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:41 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:41 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:41 INFO imstat::::casa ##########################################
2024-09-20 14:13:41 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:41 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:41 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:41 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:41 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:41 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:41 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:41 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:41 INFO imstat:::: Values ---
2024-09-20 14:13:41 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:41 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:41 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:41 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam
2024-09-20 14:13:41 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:41 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:13:41 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:41 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-20 14:13:41 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:41 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:41 INFO imstat:::: Statistics ---
2024-09-20 14:13:41 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:41 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:41 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:41 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:41 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2024-09-20 14:13:41 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam
2024-09-20 14:13:41 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam
2024-09-20 14:13:41 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam
2024-09-20 14:13:41 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:41 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778491e-05 4.999996e+00
2024-09-20 14:13:41 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:41.065425 End time: 2024-09-20 14:13:41.089568
2024-09-20 14:13:41 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:41 INFO imstat::::casa ##########################################
2024-09-20 14:13:41 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:41 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:41 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 +006d21m09.7433' )
2024-09-20 14:13:41 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:41 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:41 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:41 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:41 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:41 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:41 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:41 INFO MSTransformManager::open Select data
2024-09-20 14:13:41 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:41 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 +006d21m09.7433 successfully parsed
2024-09-20 14:13:41 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:42 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:41.102265 End time: 2024-09-20 14:13:41.578740
2024-09-20 14:13:42 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:42 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:42 INFO tclean::::casa ##########################################
2024-09-20 14:13:42 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:42 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:42 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:42 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:42 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:42 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:42 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:42 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:42 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:42 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:42 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:42 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:42 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:42 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:42 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.017342
2024-09-20 14:13:42 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:42 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:42 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:42 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:42 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:42 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:42 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:42 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:42 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:42 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:43 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:43 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:43 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:43 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:43 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:43 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:43 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:43 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:43 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:43 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:43 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:41.624558 End time: 2024-09-20 14:13:43.074708
2024-09-20 14:13:43 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:43 INFO tclean::::casa ##########################################
2024-09-20 14:13:43 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:43 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:43 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:43 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:43 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:43 2024******
2024-09-20 14:13:43 INFO ImageFitter::fit+
2024-09-20 14:13:43 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:43 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:43 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:43 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:43 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:43 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:43 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:43 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:43 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:43 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:43 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:43 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:43 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:43 INFO imstat::::casa ##########################################
2024-09-20 14:13:43 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:43 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:43 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:43 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:43 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:43 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:43 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:43 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:43 INFO imstat:::: Values ---
2024-09-20 14:13:43 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:43 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:43 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:43 INFO imstat:::: -- minimum value [min]: -7.77795e-05 Jy/beam
2024-09-20 14:13:43 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:43 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:43 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:43 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:13:43 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:43 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:43 INFO imstat:::: Statistics ---
2024-09-20 14:13:43 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:43 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:43 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:43 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:43 INFO imstat:::: -- Median of the pixel values [median]: -1.86702e-05 Jy/beam
2024-09-20 14:13:43 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73612e-05 Jy/beam
2024-09-20 14:13:43 INFO imstat:::: -- IQR [quartile]: 3.56029e-05 Jy/beam
2024-09-20 14:13:43 INFO imstat:::: -- First quartile [q1]: -3.45082e-05 Jy/beam
2024-09-20 14:13:43 INFO imstat:::: -- Third quartile [q3]: 1.09472e-06 Jy/beam
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:43 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777946e-05 4.999996e+00
2024-09-20 14:13:43 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:43.141643 End time: 2024-09-20 14:13:43.167005
2024-09-20 14:13:43 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:43 INFO imstat::::casa ##########################################
2024-09-20 14:13:43 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:43 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:43 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 00:25:24.6496' )
2024-09-20 14:13:43 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:43 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:43 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:43 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:43 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:43 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:43 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:43 INFO MSTransformManager::open Select data
2024-09-20 14:13:43 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "00:25:24.6496" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:13:43 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 00:25:24.6496 successfully parsed
2024-09-20 14:13:43 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:44 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:43.182152 End time: 2024-09-20 14:13:43.675407
2024-09-20 14:13:44 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:44 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:44 INFO tclean::::casa ##########################################
2024-09-20 14:13:44 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:44 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:44 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:44 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:44 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:44 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:44 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:44 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:44 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:44 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:44 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:44 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:44 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:44 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:44 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009787
2024-09-20 14:13:44 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:44 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:44 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:44 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:44 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:44 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:44 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:44 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:44 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:44 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:45 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:45 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:45 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:45 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:45 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:45 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:45 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:45 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:45 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:45 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:45 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:43.697207 End time: 2024-09-20 14:13:45.008773
2024-09-20 14:13:45 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:45 INFO tclean::::casa ##########################################
2024-09-20 14:13:45 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:45 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:45 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:45 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:45 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:45 2024******
2024-09-20 14:13:45 INFO ImageFitter::fit+
2024-09-20 14:13:45 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:45 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:45 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:45 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:45 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:45 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:45 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:45 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:45 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:45 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:45 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:45 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116907 Jy
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:45 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:45 INFO imstat::::casa ##########################################
2024-09-20 14:13:45 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:45 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:45 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:45 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:45 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:45 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:45 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:45 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-20 14:13:45 INFO imstat:::: Values ---
2024-09-20 14:13:45 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:45 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:45 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:45 INFO imstat:::: -- minimum value [min]: -7.78732e-05 Jy/beam
2024-09-20 14:13:45 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:45 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:45 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:45 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:13:45 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:45 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:45 INFO imstat:::: Statistics ---
2024-09-20 14:13:45 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:45 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:45 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:45 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:45 INFO imstat:::: -- Median of the pixel values [median]: -1.86516e-05 Jy/beam
2024-09-20 14:13:45 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73802e-05 Jy/beam
2024-09-20 14:13:45 INFO imstat:::: -- IQR [quartile]: 3.56959e-05 Jy/beam
2024-09-20 14:13:45 INFO imstat:::: -- First quartile [q1]: -3.45348e-05 Jy/beam
2024-09-20 14:13:45 INFO imstat:::: -- Third quartile [q3]: 1.16101e-06 Jy/beam
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:45 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.787321e-05 4.999996e+00
2024-09-20 14:13:45 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:45.077291 End time: 2024-09-20 14:13:45.113966
2024-09-20 14:13:45 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:45 INFO imstat::::casa ##########################################
2024-09-20 14:13:45 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:45 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:45 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 6.352706472deg' )
2024-09-20 14:13:45 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:45 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:45 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:45 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:45 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:45 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:45 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:45 INFO MSTransformManager::open Select data
2024-09-20 14:13:45 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:45 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 6.352706472deg successfully parsed
2024-09-20 14:13:45 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:46 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:45.131298 End time: 2024-09-20 14:13:45.613442
2024-09-20 14:13:46 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:46 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:46 INFO tclean::::casa ##########################################
2024-09-20 14:13:46 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:46 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:46 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:46 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:46 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:46 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:46 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:46 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:46 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:46 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:46 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:46 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:46 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:46 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:46 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009806
2024-09-20 14:13:46 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:46 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:46 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:46 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:46 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:46 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:46 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:46 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:46 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:47 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:47 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:47 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:47 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:47 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:47 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:47 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:47 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:47 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:47 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:47 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:45.637480 End time: 2024-09-20 14:13:46.958491
2024-09-20 14:13:47 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:47 INFO tclean::::casa ##########################################
2024-09-20 14:13:47 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:47 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:47 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:47 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:47 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:47 2024******
2024-09-20 14:13:47 INFO ImageFitter::fit+
2024-09-20 14:13:47 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:47 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:47 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:47 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:47 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:47 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:47 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:47 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:47 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:47 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:47 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:47 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126486 Jy
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:47 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:47 INFO imstat::::casa ##########################################
2024-09-20 14:13:47 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:47 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:47 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:47 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:47 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:47 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:47 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:47 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:47 INFO imstat:::: Values ---
2024-09-20 14:13:47 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:47 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:47 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:47 INFO imstat:::: -- minimum value [min]: -7.7777e-05 Jy/beam
2024-09-20 14:13:47 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:47 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:47 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:47 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:13:47 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:47 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:47 INFO imstat:::: Statistics ---
2024-09-20 14:13:47 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:47 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:47 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:47 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:47 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam
2024-09-20 14:13:47 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.7361e-05 Jy/beam
2024-09-20 14:13:47 INFO imstat:::: -- IQR [quartile]: 3.56027e-05 Jy/beam
2024-09-20 14:13:47 INFO imstat:::: -- First quartile [q1]: -3.45074e-05 Jy/beam
2024-09-20 14:13:47 INFO imstat:::: -- Third quartile [q3]: 1.09529e-06 Jy/beam
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:47 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777703e-05 4.999996e+00
2024-09-20 14:13:47 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:46.999086 End time: 2024-09-20 14:13:47.019946
2024-09-20 14:13:47 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:47 INFO imstat::::casa ##########################################
2024-09-20 14:13:47 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:47 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:47 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 05:00:21.5326 0.110875644rad' )
2024-09-20 14:13:47 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:47 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:47 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:47 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:47 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:47 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:47 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:47 INFO MSTransformManager::open Select data
2024-09-20 14:13:47 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:47 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 05:00:21.5326 0.110875644rad successfully parsed
2024-09-20 14:13:47 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:48 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:47.032076 End time: 2024-09-20 14:13:47.510046
2024-09-20 14:13:48 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:48 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:48 INFO tclean::::casa ##########################################
2024-09-20 14:13:48 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:48 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:48 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:48 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:48 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:48 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:48 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:48 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:48 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:48 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:48 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:48 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:48 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:48 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:48 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009727
2024-09-20 14:13:48 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:48 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:48 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:48 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:48 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:48 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:48 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:48 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:48 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:49 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:49 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:49 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:49 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:49 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:49 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:49 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:49 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:49 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:49 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:49 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:47.533916 End time: 2024-09-20 14:13:48.791223
2024-09-20 14:13:49 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:49 INFO tclean::::casa ##########################################
2024-09-20 14:13:49 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:49 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:49 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:49 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:49 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:49 2024******
2024-09-20 14:13:49 INFO ImageFitter::fit+
2024-09-20 14:13:49 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:49 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:49 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:49 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:49 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:49 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:49 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:49 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:49 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:49 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:49 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:49 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:49 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:49 INFO imstat::::casa ##########################################
2024-09-20 14:13:49 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:49 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:49 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:49 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:49 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:49 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:49 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:49 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:49 INFO imstat:::: Values ---
2024-09-20 14:13:49 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:49 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:49 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:49 INFO imstat:::: -- minimum value [min]: -7.77849e-05 Jy/beam
2024-09-20 14:13:49 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:49 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:13:49 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:49 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-20 14:13:49 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:49 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:49 INFO imstat:::: Statistics ---
2024-09-20 14:13:49 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:49 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:49 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:49 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:49 INFO imstat:::: -- Median of the pixel values [median]: -1.86722e-05 Jy/beam
2024-09-20 14:13:49 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73549e-05 Jy/beam
2024-09-20 14:13:49 INFO imstat:::: -- IQR [quartile]: 3.56016e-05 Jy/beam
2024-09-20 14:13:49 INFO imstat:::: -- First quartile [q1]: -3.45087e-05 Jy/beam
2024-09-20 14:13:49 INFO imstat:::: -- Third quartile [q3]: 1.0929e-06 Jy/beam
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:49 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778491e-05 4.999996e+00
2024-09-20 14:13:49 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:48.831487 End time: 2024-09-20 14:13:48.863996
2024-09-20 14:13:49 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:49 INFO imstat::::casa ##########################################
2024-09-20 14:13:49 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:49 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:49 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg +006d21m09.7433' )
2024-09-20 14:13:49 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:49 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:49 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:49 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:49 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:49 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:49 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:49 INFO MSTransformManager::open Select data
2024-09-20 14:13:49 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:49 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg +006d21m09.7433 successfully parsed
2024-09-20 14:13:49 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:49 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:48.876967 End time: 2024-09-20 14:13:49.227281
2024-09-20 14:13:49 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:49 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:49 INFO tclean::::casa ##########################################
2024-09-20 14:13:49 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:49 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:49 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:49 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:49 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:49 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:49 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:49 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:49 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:49 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:49 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:49 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:49 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:50 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:50 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.023091
2024-09-20 14:13:50 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:50 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:50 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:50 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:50 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:50 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:50 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:50 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:50 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:51 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:51 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:51 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:51 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:51 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:51 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:51 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:51 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:49.249278 End time: 2024-09-20 14:13:50.823332
2024-09-20 14:13:51 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:51 INFO tclean::::casa ##########################################
2024-09-20 14:13:51 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:51 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:51 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:51 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:51 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:51 2024******
2024-09-20 14:13:51 INFO ImageFitter::fit+
2024-09-20 14:13:51 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:51 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:51 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:51 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:51 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:51 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:51 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:51 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:51 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:51 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:51 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:51 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116867 Jy
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126483 Jy
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:51 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:51 INFO imstat::::casa ##########################################
2024-09-20 14:13:51 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:51 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:51 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:51 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:51 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:51 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:51 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:51 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:51 INFO imstat:::: Values ---
2024-09-20 14:13:51 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:51 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:51 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:51 INFO imstat:::: -- minimum value [min]: -7.77768e-05 Jy/beam
2024-09-20 14:13:51 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:51 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:51 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:51 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:13:51 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:51 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:51 INFO imstat:::: Statistics ---
2024-09-20 14:13:51 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:51 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:51 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:51 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:51 INFO imstat:::: -- Median of the pixel values [median]: -1.86705e-05 Jy/beam
2024-09-20 14:13:51 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73609e-05 Jy/beam
2024-09-20 14:13:51 INFO imstat:::: -- IQR [quartile]: 3.56013e-05 Jy/beam
2024-09-20 14:13:51 INFO imstat:::: -- First quartile [q1]: -3.4507e-05 Jy/beam
2024-09-20 14:13:51 INFO imstat:::: -- Third quartile [q3]: 1.09435e-06 Jy/beam
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:51 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777678e-05 4.999996e+00
2024-09-20 14:13:51 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:50.889503 End time: 2024-09-20 14:13:50.920417
2024-09-20 14:13:51 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:51 INFO imstat::::casa ##########################################
2024-09-20 14:13:51 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:51 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:51 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 00:25:24.6496' )
2024-09-20 14:13:51 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:51 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:51 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:51 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:51 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:51 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:51 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:51 INFO MSTransformManager::open Select data
2024-09-20 14:13:51 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "00:25:24.6496" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:13:51 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 00:25:24.6496 successfully parsed
2024-09-20 14:13:51 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:51 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:50.935963 End time: 2024-09-20 14:13:51.295493
2024-09-20 14:13:51 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:51 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:51 INFO tclean::::casa ##########################################
2024-09-20 14:13:51 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:51 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:51 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:51 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:51 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:51 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:51 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:51 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:51 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:51 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:51 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:51 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:51 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:52 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:52 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009746
2024-09-20 14:13:52 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:52 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:52 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:52 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:52 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:52 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:52 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:52 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:52 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:52 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:52 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:52 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:52 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:53 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:53 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:51.316902 End time: 2024-09-20 14:13:52.577248
2024-09-20 14:13:53 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:53 INFO tclean::::casa ##########################################
2024-09-20 14:13:53 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:53 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:53 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:53 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:53 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:53 2024******
2024-09-20 14:13:53 INFO ImageFitter::fit+
2024-09-20 14:13:53 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:53 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:53 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:53 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:53 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:53 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:53 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:53 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:53 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:53 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:53 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:53 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116903 Jy
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126517 Jy
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000038 +/- 0.000777 arcsec
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- ra: 127.999939 +/- 0.000127 pixels
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- dec: 127.999957 +/- 0.000097 pixels
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:53 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:53 INFO imstat::::casa ##########################################
2024-09-20 14:13:53 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:53 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:53 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:53 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:53 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:53 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:53 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:53 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-20 14:13:53 INFO imstat:::: Values ---
2024-09-20 14:13:53 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:53 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:53 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:53 INFO imstat:::: -- minimum value [min]: -7.78731e-05 Jy/beam
2024-09-20 14:13:53 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:53 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:53 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:53 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:13:53 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:53 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:53 INFO imstat:::: Statistics ---
2024-09-20 14:13:53 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:53 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:53 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:53 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:53 INFO imstat:::: -- Median of the pixel values [median]: -1.86503e-05 Jy/beam
2024-09-20 14:13:53 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73798e-05 Jy/beam
2024-09-20 14:13:53 INFO imstat:::: -- IQR [quartile]: 3.56966e-05 Jy/beam
2024-09-20 14:13:53 INFO imstat:::: -- First quartile [q1]: -3.45352e-05 Jy/beam
2024-09-20 14:13:53 INFO imstat:::: -- Third quartile [q3]: 1.16146e-06 Jy/beam
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:53 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.787306e-05 4.999996e+00
2024-09-20 14:13:53 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:52.618347 End time: 2024-09-20 14:13:52.638606
2024-09-20 14:13:53 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:53 INFO imstat::::casa ##########################################
2024-09-20 14:13:53 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:53 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:53 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 6.352706472deg' )
2024-09-20 14:13:53 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:53 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:53 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:53 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:53 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:53 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:53 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:53 INFO MSTransformManager::open Select data
2024-09-20 14:13:53 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:53 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 6.352706472deg successfully parsed
2024-09-20 14:13:53 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:53 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:52.651198 End time: 2024-09-20 14:13:53.062841
2024-09-20 14:13:53 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:53 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:53 INFO tclean::::casa ##########################################
2024-09-20 14:13:53 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:53 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:53 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:53 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:53 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:53 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:53 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:53 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:53 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:53 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:53 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:53 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:53 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:53 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:53 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009874
2024-09-20 14:13:53 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:53 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:53 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:53 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:53 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:53 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:53 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:53 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:54 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:54 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:54 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:54 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:54 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:54 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:54 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:54 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:54 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:54 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:54 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:53.084717 End time: 2024-09-20 14:13:54.150609
2024-09-20 14:13:54 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:54 INFO tclean::::casa ##########################################
2024-09-20 14:13:54 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:54 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:54 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:54 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:54 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:54 2024******
2024-09-20 14:13:54 INFO ImageFitter::fit+
2024-09-20 14:13:54 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:54 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:54 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:54 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:54 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:54 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:54 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:54 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:54 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:54 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:54 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:54 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011687 Jy
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- ra: 128.000005 +/- 0.000127 pixels
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- dec: 127.999996 +/- 0.000097 pixels
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:54 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:54 INFO imstat::::casa ##########################################
2024-09-20 14:13:54 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:54 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:54 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:54 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:54 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:54 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:54 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:54 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:54 INFO imstat:::: Values ---
2024-09-20 14:13:54 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:54 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:54 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:54 INFO imstat:::: -- minimum value [min]: -7.77771e-05 Jy/beam
2024-09-20 14:13:54 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:54 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:54 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:54 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:13:54 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:54 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:54 INFO imstat:::: Statistics ---
2024-09-20 14:13:54 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:54 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:54 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:54 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:54 INFO imstat:::: -- Median of the pixel values [median]: -1.86715e-05 Jy/beam
2024-09-20 14:13:54 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73619e-05 Jy/beam
2024-09-20 14:13:54 INFO imstat:::: -- IQR [quartile]: 3.56021e-05 Jy/beam
2024-09-20 14:13:54 INFO imstat:::: -- First quartile [q1]: -3.45061e-05 Jy/beam
2024-09-20 14:13:54 INFO imstat:::: -- Third quartile [q3]: 1.09605e-06 Jy/beam
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:54 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777705e-05 4.999996e+00
2024-09-20 14:13:54 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:54.189932 End time: 2024-09-20 14:13:54.211095
2024-09-20 14:13:54 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:54 INFO imstat::::casa ##########################################
2024-09-20 14:13:54 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:54 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:54 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 75.089719167deg 0.110875644rad' )
2024-09-20 14:13:54 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:54 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:54 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:54 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:54 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:54 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:54 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:54 INFO MSTransformManager::open Select data
2024-09-20 14:13:54 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:54 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 75.089719167deg 0.110875644rad successfully parsed
2024-09-20 14:13:54 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:55 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:54.223158 End time: 2024-09-20 14:13:54.637854
2024-09-20 14:13:55 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:55 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:55 INFO tclean::::casa ##########################################
2024-09-20 14:13:55 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:55 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:55 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:55 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:55 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:55 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:55 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:55 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:55 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:55 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:55 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:55 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:55 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:55 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:55 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018135
2024-09-20 14:13:55 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:55 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:55 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:55 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:55 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:55 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:55 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:55 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:55 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:56 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:56 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:56 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:56 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:56 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:56 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:56 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:56 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:56 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:56 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:56 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:54.669538 End time: 2024-09-20 14:13:56.219399
2024-09-20 14:13:56 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:56 INFO tclean::::casa ##########################################
2024-09-20 14:13:56 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:56 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:56 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:56 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:56 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:56 2024******
2024-09-20 14:13:56 INFO ImageFitter::fit+
2024-09-20 14:13:56 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:56 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:56 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:56 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:56 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:56 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:56 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:56 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:56 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:56 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:56 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:56 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126482 Jy
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000000 +/- 0.000777 arcsec
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- ra: 128.000012 +/- 0.000127 pixels
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- dec: 128.000001 +/- 0.000097 pixels
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:56 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:56 INFO imstat::::casa ##########################################
2024-09-20 14:13:56 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:56 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:56 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:56 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:56 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:56 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:56 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:56 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:56 INFO imstat:::: Values ---
2024-09-20 14:13:56 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:56 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:56 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:56 INFO imstat:::: -- minimum value [min]: -7.77855e-05 Jy/beam
2024-09-20 14:13:56 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:56 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:13:56 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:56 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-20 14:13:56 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:56 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:56 INFO imstat:::: Statistics ---
2024-09-20 14:13:56 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:56 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:56 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:56 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:56 INFO imstat:::: -- Median of the pixel values [median]: -1.86732e-05 Jy/beam
2024-09-20 14:13:56 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73562e-05 Jy/beam
2024-09-20 14:13:56 INFO imstat:::: -- IQR [quartile]: 3.56008e-05 Jy/beam
2024-09-20 14:13:56 INFO imstat:::: -- First quartile [q1]: -3.45107e-05 Jy/beam
2024-09-20 14:13:56 INFO imstat:::: -- Third quartile [q3]: 1.09015e-06 Jy/beam
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:56 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778549e-05 4.999996e+00
2024-09-20 14:13:56 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:56.291553 End time: 2024-09-20 14:13:56.322290
2024-09-20 14:13:56 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:56 INFO imstat::::casa ##########################################
2024-09-20 14:13:56 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:56 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:56 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad +006d21m09.7433' )
2024-09-20 14:13:56 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:56 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:56 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:56 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:56 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:56 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:56 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:56 INFO MSTransformManager::open Select data
2024-09-20 14:13:56 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:13:57 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad +006d21m09.7433 successfully parsed
2024-09-20 14:13:57 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:57 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:56.338291 End time: 2024-09-20 14:13:56.737987
2024-09-20 14:13:57 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:57 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:57 INFO tclean::::casa ##########################################
2024-09-20 14:13:57 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:57 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:57 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:57 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:57 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:57 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:57 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:57 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:57 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:57 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:57 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:57 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:57 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:57 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:57 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.011362
2024-09-20 14:13:57 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:57 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:57 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:57 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:57 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:57 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:57 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:57 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:57 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:13:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:13:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:13:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:13:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:13:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:13:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:13:58 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:13:58 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:13:58 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:13:58 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:13:58 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:13:58 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:13:58 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:13:58 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:13:58 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:58 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:13:58 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:56.762504 End time: 2024-09-20 14:13:58.072464
2024-09-20 14:13:58 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:13:58 INFO tclean::::casa ##########################################
2024-09-20 14:13:58 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:13:58 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:58 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:13:58 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:13:58 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:13:58 2024******
2024-09-20 14:13:58 INFO ImageFitter::fit+
2024-09-20 14:13:58 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:13:58 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:13:58 INFO ImageFitter::fit+ --- region:
2024-09-20 14:13:58 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:13:58 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:13:58 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:13:58 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:13:58 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:13:58 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:13:58 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:58 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:13:58 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116872 Jy
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:13:58 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:13:58 INFO imstat::::casa ##########################################
2024-09-20 14:13:58 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:13:58 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:13:58 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:13:58 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:13:58 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:13:58 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:13:58 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:13:58 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:13:58 INFO imstat:::: Values ---
2024-09-20 14:13:58 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:13:58 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:13:58 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:13:58 INFO imstat:::: -- minimum value [min]: -7.77801e-05 Jy/beam
2024-09-20 14:13:58 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:13:58 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:13:58 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:13:58 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:13:58 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:13:58 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:13:58 INFO imstat:::: Statistics ---
2024-09-20 14:13:58 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:13:58 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:13:58 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:13:58 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:13:58 INFO imstat:::: -- Median of the pixel values [median]: -1.86669e-05 Jy/beam
2024-09-20 14:13:58 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73635e-05 Jy/beam
2024-09-20 14:13:58 INFO imstat:::: -- IQR [quartile]: 3.56081e-05 Jy/beam
2024-09-20 14:13:58 INFO imstat:::: -- First quartile [q1]: -3.45085e-05 Jy/beam
2024-09-20 14:13:58 INFO imstat:::: -- Third quartile [q3]: 1.09959e-06 Jy/beam
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:13:58 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778013e-05 4.999996e+00
2024-09-20 14:13:58 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:13:58.139971 End time: 2024-09-20 14:13:58.166987
2024-09-20 14:13:58 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:13:58 INFO imstat::::casa ##########################################
2024-09-20 14:13:58 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:58 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:13:58 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 00:25:24.6496' )
2024-09-20 14:13:58 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:13:58 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:13:58 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:13:58 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:13:58 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:13:58 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:13:58 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:13:58 INFO MSTransformManager::open Select data
2024-09-20 14:13:58 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "00:25:24.6496" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:13:58 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 00:25:24.6496 successfully parsed
2024-09-20 14:13:58 INFO phaseshift::::casa Shift phase center
2024-09-20 14:13:59 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:13:58.185833 End time: 2024-09-20 14:13:58.706304
2024-09-20 14:13:59 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:13:59 INFO phaseshift::::casa ##########################################
2024-09-20 14:13:59 INFO tclean::::casa ##########################################
2024-09-20 14:13:59 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:13:59 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:13:59 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:13:59 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:13:59 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:13:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:59 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:13:59 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:13:59 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:13:59 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:13:59 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:13:59 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:13:59 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:13:59 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:13:59 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:13:59 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.018576
2024-09-20 14:13:59 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:13:59 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:13:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:13:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:13:59 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:13:59 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:13:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:13:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:13:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:13:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:13:59 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:13:59 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:13:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:13:59 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:13:59 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:13:59 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:00 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:14:00 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:00 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:00 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:00 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:00 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:00 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:00 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:00 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:00 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:00 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:13:58.735740 End time: 2024-09-20 14:14:00.111965
2024-09-20 14:14:00 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:00 INFO tclean::::casa ##########################################
2024-09-20 14:14:00 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:00 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:00 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:00 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:00 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:00 2024******
2024-09-20 14:14:00 INFO ImageFitter::fit+
2024-09-20 14:14:00 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:00 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:00 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:00 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:00 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:00 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:00 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:00 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:00 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:00 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:00 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:00 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116905 Jy
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.00012652 Jy
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999994 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000041 +/- 0.000777 arcsec
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- ra: 127.999941 +/- 0.000127 pixels
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- dec: 127.999954 +/- 0.000097 pixels
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:00 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:00 INFO imstat::::casa ##########################################
2024-09-20 14:14:00 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:00 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:00 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:00 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:00 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:00 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:00 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:00 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-20 14:14:00 INFO imstat:::: Values ---
2024-09-20 14:14:00 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:00 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:00 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:00 INFO imstat:::: -- minimum value [min]: -7.78774e-05 Jy/beam
2024-09-20 14:14:00 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:00 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:00 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:00 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:00 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:00 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:00 INFO imstat:::: Statistics ---
2024-09-20 14:14:00 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:00 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:00 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:00 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:00 INFO imstat:::: -- Median of the pixel values [median]: -1.86532e-05 Jy/beam
2024-09-20 14:14:00 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73779e-05 Jy/beam
2024-09-20 14:14:00 INFO imstat:::: -- IQR [quartile]: 3.5701e-05 Jy/beam
2024-09-20 14:14:00 INFO imstat:::: -- First quartile [q1]: -3.45356e-05 Jy/beam
2024-09-20 14:14:00 INFO imstat:::: -- Third quartile [q3]: 1.16544e-06 Jy/beam
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:00 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.787745e-05 4.999996e+00
2024-09-20 14:14:00 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:00.155463 End time: 2024-09-20 14:14:00.177088
2024-09-20 14:14:00 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:00 INFO imstat::::casa ##########################################
2024-09-20 14:14:00 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:00 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:00 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 6.352706472deg' )
2024-09-20 14:14:00 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:00 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:00 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:00 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:00 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:00 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:00 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:00 INFO MSTransformManager::open Select data
2024-09-20 14:14:00 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:00 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 6.352706472deg successfully parsed
2024-09-20 14:14:00 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:01 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:00.190419 End time: 2024-09-20 14:14:00.615368
2024-09-20 14:14:01 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:01 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:01 INFO tclean::::casa ##########################################
2024-09-20 14:14:01 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:01 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:01 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:01 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:01 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:01 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:01 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:01 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:01 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:01 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:01 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:01 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:01 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:01 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:01 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01067
2024-09-20 14:14:01 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:01 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:01 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:01 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:01 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:01 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:01 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:01 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:01 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:02 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:14:02 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:02 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:02 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:02 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:02 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:02 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:02 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:02 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:02 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:02 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:00.640364 End time: 2024-09-20 14:14:02.159505
2024-09-20 14:14:02 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:02 INFO tclean::::casa ##########################################
2024-09-20 14:14:02 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:02 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:02 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:02 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:02 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:02 2024******
2024-09-20 14:14:02 INFO ImageFitter::fit+
2024-09-20 14:14:02 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:02 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:02 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:02 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:02 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:02 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:02 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:02 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:02 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:02 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:02 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:02 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116868 Jy
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000006 +/- 0.000777 arcsec
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- ra: 128.000007 +/- 0.000127 pixels
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- dec: 127.999994 +/- 0.000097 pixels
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:02 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:02 INFO imstat::::casa ##########################################
2024-09-20 14:14:02 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:02 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:02 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:02 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:02 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:02 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:02 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:02 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:02 INFO imstat:::: Values ---
2024-09-20 14:14:02 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:02 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:02 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:02 INFO imstat:::: -- minimum value [min]: -7.77798e-05 Jy/beam
2024-09-20 14:14:02 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:02 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:02 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:02 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:02 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:02 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:02 INFO imstat:::: Statistics ---
2024-09-20 14:14:02 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:02 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:02 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:02 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:02 INFO imstat:::: -- Median of the pixel values [median]: -1.86675e-05 Jy/beam
2024-09-20 14:14:02 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73645e-05 Jy/beam
2024-09-20 14:14:02 INFO imstat:::: -- IQR [quartile]: 3.56077e-05 Jy/beam
2024-09-20 14:14:02 INFO imstat:::: -- First quartile [q1]: -3.45073e-05 Jy/beam
2024-09-20 14:14:02 INFO imstat:::: -- Third quartile [q3]: 1.1004e-06 Jy/beam
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:02 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777975e-05 4.999996e+00
2024-09-20 14:14:02 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:02.218825 End time: 2024-09-20 14:14:02.247403
2024-09-20 14:14:02 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:02 INFO imstat::::casa ##########################################
2024-09-20 14:14:02 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:02 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:02 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='GALACTIC 1.310562834rad 0.110875644rad' )
2024-09-20 14:14:02 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:02 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:02 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:02 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:02 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:02 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:02 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:02 INFO MSTransformManager::open Select data
2024-09-20 14:14:02 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:02 INFO PhaseShiftingTVI::parseConfiguration Phase center GALACTIC 1.310562834rad 0.110875644rad successfully parsed
2024-09-20 14:14:02 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:03 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:02.260635 End time: 2024-09-20 14:14:02.697466
2024-09-20 14:14:03 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:03 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:03 INFO tclean::::casa ##########################################
2024-09-20 14:14:03 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:03 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:03 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:03 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:03 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:03 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:03 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:03 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:03 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:03 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:03 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:03 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:03 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:03 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:03 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:03 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009966
2024-09-20 14:14:03 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:03 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:03 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:03 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:03 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:03 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:03 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:03 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:03 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:04 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:14:04 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:04 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:04 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:04 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:04 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:04 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:04 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:04 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:04 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:04 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:02.719494 End time: 2024-09-20 14:14:03.987486
2024-09-20 14:14:04 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:04 INFO tclean::::casa ##########################################
2024-09-20 14:14:04 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:04 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:04 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:04 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:04 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:04 2024******
2024-09-20 14:14:04 INFO ImageFitter::fit+
2024-09-20 14:14:04 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:04 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:04 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:04 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:04 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:04 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:04 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:04 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:04 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:04 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:04 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:04 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126484 Jy
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000002 +/- 0.000777 arcsec
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- ra: 128.000014 +/- 0.000127 pixels
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- dec: 127.999998 +/- 0.000097 pixels
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:04 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:04 INFO imstat::::casa ##########################################
2024-09-20 14:14:04 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:04 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:04 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:04 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:04 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:04 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:04 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:04 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:04 INFO imstat:::: Values ---
2024-09-20 14:14:04 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:04 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:04 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:04 INFO imstat:::: -- minimum value [min]: -7.77816e-05 Jy/beam
2024-09-20 14:14:04 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:04 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:14:04 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:04 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-20 14:14:04 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:04 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:04 INFO imstat:::: Statistics ---
2024-09-20 14:14:04 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:04 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:04 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:04 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:04 INFO imstat:::: -- Median of the pixel values [median]: -1.8676e-05 Jy/beam
2024-09-20 14:14:04 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73584e-05 Jy/beam
2024-09-20 14:14:04 INFO imstat:::: -- IQR [quartile]: 3.56038e-05 Jy/beam
2024-09-20 14:14:04 INFO imstat:::: -- First quartile [q1]: -3.45104e-05 Jy/beam
2024-09-20 14:14:04 INFO imstat:::: -- Third quartile [q3]: 1.09331e-06 Jy/beam
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:04 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778164e-05 4.999996e+00
2024-09-20 14:14:04 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:04.058011 End time: 2024-09-20 14:14:04.089017
2024-09-20 14:14:04 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:04 INFO imstat::::casa ##########################################
2024-09-20 14:14:04 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:04 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:04 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 19h52m05.65239 39d58m05.8512' )
2024-09-20 14:14:04 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:04 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:04 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:04 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:04 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:04 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:04 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:04 INFO MSTransformManager::open Select data
2024-09-20 14:14:04 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:04 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39d58m05.8512 successfully parsed
2024-09-20 14:14:04 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:05 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:04.107327 End time: 2024-09-20 14:14:04.563600
2024-09-20 14:14:05 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:05 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:05 INFO tclean::::casa ##########################################
2024-09-20 14:14:05 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:05 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:05 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:05 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:05 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:05 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:05 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:05 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:05 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:05 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:05 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:05 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:05 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:05 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:05 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010329
2024-09-20 14:14:05 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:05 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:06 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:06 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:06 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:14:06 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:06 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:06 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:06 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:06 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:06 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:06 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:06 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:06 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:07 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:04.595541 End time: 2024-09-20 14:14:06.506199
2024-09-20 14:14:07 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:07 INFO tclean::::casa ##########################################
2024-09-20 14:14:07 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:07 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:07 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:07 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:07 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:07 2024******
2024-09-20 14:14:07 INFO ImageFitter::fit+
2024-09-20 14:14:07 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:07 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:07 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:07 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:07 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:07 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:07 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:07 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:07 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:07 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:07 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:07 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:07 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:07 INFO imstat::::casa ##########################################
2024-09-20 14:14:07 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:07 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:07 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:07 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:07 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:07 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:07 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:07 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:07 INFO imstat:::: Values ---
2024-09-20 14:14:07 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:07 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:07 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:07 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam
2024-09-20 14:14:07 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:07 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:07 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:07 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:07 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:07 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:07 INFO imstat:::: Statistics ---
2024-09-20 14:14:07 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:07 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:07 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:07 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:07 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam
2024-09-20 14:14:07 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam
2024-09-20 14:14:07 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam
2024-09-20 14:14:07 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam
2024-09-20 14:14:07 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:07 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778264e-05 4.999996e+00
2024-09-20 14:14:07 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:06.550174 End time: 2024-09-20 14:14:06.572192
2024-09-20 14:14:07 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:07 INFO imstat::::casa ##########################################
2024-09-20 14:14:07 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:07 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:07 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 02:39:52.3901' )
2024-09-20 14:14:07 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:07 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:07 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:07 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:07 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:07 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:07 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:07 INFO MSTransformManager::open Select data
2024-09-20 14:14:07 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:14:07 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 02:39:52.3901 successfully parsed
2024-09-20 14:14:07 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:07 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:06.584756 End time: 2024-09-20 14:14:06.969359
2024-09-20 14:14:07 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:07 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:07 INFO tclean::::casa ##########################################
2024-09-20 14:14:07 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:07 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:07 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:07 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:07 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:07 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:07 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:07 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:07 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:07 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:07 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:07 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:07 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:07 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:07 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010021
2024-09-20 14:14:07 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:07 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:07 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:08 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:08 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:08 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:14:08 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:08 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:08 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:08 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:08 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:08 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:08 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:08 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:08 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:08 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:07.005228 End time: 2024-09-20 14:14:08.405972
2024-09-20 14:14:08 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:08 INFO tclean::::casa ##########################################
2024-09-20 14:14:08 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:08 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:08 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:08 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:08 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:08 2024******
2024-09-20 14:14:08 INFO ImageFitter::fit+
2024-09-20 14:14:08 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:08 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:08 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:08 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:08 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:08 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:08 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:08 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:08 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:08 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:08 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:08 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:08 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:08 INFO imstat::::casa ##########################################
2024-09-20 14:14:08 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:08 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:08 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:08 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:08 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:08 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:08 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:08 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-20 14:14:08 INFO imstat:::: Values ---
2024-09-20 14:14:08 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:08 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:08 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:08 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam
2024-09-20 14:14:08 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:08 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:08 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:08 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:08 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:08 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:08 INFO imstat:::: Statistics ---
2024-09-20 14:14:08 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:08 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:08 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:08 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:08 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam
2024-09-20 14:14:08 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam
2024-09-20 14:14:08 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam
2024-09-20 14:14:08 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam
2024-09-20 14:14:08 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:08 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.782251e-05 4.999996e+00
2024-09-20 14:14:08 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:08.449077 End time: 2024-09-20 14:14:08.472457
2024-09-20 14:14:08 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:08 INFO imstat::::casa ##########################################
2024-09-20 14:14:08 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:08 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:08 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 19h52m05.65239 39.968292000deg' )
2024-09-20 14:14:09 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:09 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:09 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:09 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:09 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:09 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:09 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:09 INFO MSTransformManager::open Select data
2024-09-20 14:14:09 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:09 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 39.968292000deg successfully parsed
2024-09-20 14:14:09 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:09 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:08.485605 End time: 2024-09-20 14:14:08.849518
2024-09-20 14:14:09 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:09 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:09 INFO tclean::::casa ##########################################
2024-09-20 14:14:09 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:09 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:09 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:09 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:09 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:09 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:09 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:09 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:09 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:09 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:09 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:09 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:09 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:09 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:09 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009991
2024-09-20 14:14:09 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:09 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:09 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:09 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:09 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:09 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:09 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:09 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:09 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:10 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:14:10 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:10 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:10 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:10 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:10 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:10 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:10 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:10 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:10 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:10 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:08.872254 End time: 2024-09-20 14:14:10.059754
2024-09-20 14:14:10 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:10 INFO tclean::::casa ##########################################
2024-09-20 14:14:10 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:10 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:10 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:10 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:10 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:10 2024******
2024-09-20 14:14:10 INFO ImageFitter::fit+
2024-09-20 14:14:10 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:10 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:10 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:10 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:10 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:10 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:10 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:10 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:10 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:10 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:10 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:10 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:10 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:10 INFO imstat::::casa ##########################################
2024-09-20 14:14:10 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:10 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:10 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:10 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:10 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:10 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:10 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:10 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:10 INFO imstat:::: Values ---
2024-09-20 14:14:10 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:10 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:10 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:10 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam
2024-09-20 14:14:10 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:10 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:10 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:10 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:10 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:10 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:10 INFO imstat:::: Statistics ---
2024-09-20 14:14:10 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:10 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:10 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:10 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:10 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam
2024-09-20 14:14:10 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam
2024-09-20 14:14:10 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam
2024-09-20 14:14:10 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam
2024-09-20 14:14:10 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:10 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778264e-05 4.999996e+00
2024-09-20 14:14:10 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:10.101877 End time: 2024-09-20 14:14:10.123168
2024-09-20 14:14:10 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:10 INFO imstat::::casa ##########################################
2024-09-20 14:14:10 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:10 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:10 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19h52m05.65239 0.697578292rad' )
2024-09-20 14:14:10 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:10 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:10 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:10 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:10 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:10 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:10 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:10 INFO MSTransformManager::open Select data
2024-09-20 14:14:10 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:10 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19h52m05.65239 0.697578292rad successfully parsed
2024-09-20 14:14:10 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:11 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:10.136403 End time: 2024-09-20 14:14:10.557314
2024-09-20 14:14:11 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:11 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:11 INFO tclean::::casa ##########################################
2024-09-20 14:14:11 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:11 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:11 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:11 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:11 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:11 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:11 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:11 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:11 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:11 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:11 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:11 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:11 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:11 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:11 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.012175
2024-09-20 14:14:11 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:11 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:11 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:11 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:11 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:11 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:11 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:11 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:11 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:12 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:14:12 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:12 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:12 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:12 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:12 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:12 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:12 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:12 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:12 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:12 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:10.579873 End time: 2024-09-20 14:14:11.932103
2024-09-20 14:14:12 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:12 INFO tclean::::casa ##########################################
2024-09-20 14:14:12 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:12 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:12 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:12 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:12 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:12 2024******
2024-09-20 14:14:12 INFO ImageFitter::fit+
2024-09-20 14:14:12 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:12 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:12 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:12 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:12 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:12 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:12 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:12 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:12 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:12 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:12 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:12 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:12 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:12 INFO imstat::::casa ##########################################
2024-09-20 14:14:12 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:12 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:12 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:12 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:12 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:12 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:12 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:12 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:12 INFO imstat:::: Values ---
2024-09-20 14:14:12 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:12 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:12 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:12 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam
2024-09-20 14:14:12 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:12 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:12 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:12 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:12 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:12 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:12 INFO imstat:::: Statistics ---
2024-09-20 14:14:12 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:12 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:12 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:12 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:12 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam
2024-09-20 14:14:12 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam
2024-09-20 14:14:12 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam
2024-09-20 14:14:12 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam
2024-09-20 14:14:12 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:12 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778897e-05 4.999996e+00
2024-09-20 14:14:12 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:12.004056 End time: 2024-09-20 14:14:12.031740
2024-09-20 14:14:12 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:12 INFO imstat::::casa ##########################################
2024-09-20 14:14:12 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:12 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:12 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 19:52:05.6524 39d58m05.8512' )
2024-09-20 14:14:12 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:12 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:12 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:12 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:12 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:12 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:12 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:12 INFO MSTransformManager::open Select data
2024-09-20 14:14:12 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:12 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39d58m05.8512 successfully parsed
2024-09-20 14:14:12 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:12 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:12.047973 End time: 2024-09-20 14:14:12.462694
2024-09-20 14:14:12 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:12 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:12 INFO tclean::::casa ##########################################
2024-09-20 14:14:12 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:12 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:12 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:12 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:12 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:13 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:13 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:13 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:13 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:13 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:13 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:13 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:13 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:13 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:13 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01977
2024-09-20 14:14:13 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:13 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:13 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:13 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:13 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:13 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:13 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:13 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:13 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:13 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:14 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:14:14 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:14 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:14 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:14 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:14 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:14 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:14 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:14 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:14 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:14 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:12.486342 End time: 2024-09-20 14:14:13.900777
2024-09-20 14:14:14 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:14 INFO tclean::::casa ##########################################
2024-09-20 14:14:14 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:14 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:14 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:14 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:14 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:14 2024******
2024-09-20 14:14:14 INFO ImageFitter::fit+
2024-09-20 14:14:14 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:14 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:14 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:14 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:14 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:14 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:14 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:14 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:14 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:14 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:14 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:14 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:14 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:14 INFO imstat::::casa ##########################################
2024-09-20 14:14:14 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:14 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:14 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:14 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:14 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:14 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:14 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:14 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:14 INFO imstat:::: Values ---
2024-09-20 14:14:14 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:14 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:14 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:14 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam
2024-09-20 14:14:14 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:14 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:14:14 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:14 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-20 14:14:14 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:14 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:14 INFO imstat:::: Statistics ---
2024-09-20 14:14:14 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:14 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:14 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:14 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:14 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam
2024-09-20 14:14:14 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam
2024-09-20 14:14:14 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam
2024-09-20 14:14:14 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam
2024-09-20 14:14:14 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:14 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777732e-05 4.999996e+00
2024-09-20 14:14:14 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:13.964825 End time: 2024-09-20 14:14:13.989992
2024-09-20 14:14:14 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:14 INFO imstat::::casa ##########################################
2024-09-20 14:14:14 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:14 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:14 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 02:39:52.3901' )
2024-09-20 14:14:14 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:14 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:14 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:14 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:14 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:14 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:14 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:14 INFO MSTransformManager::open Select data
2024-09-20 14:14:14 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:14:14 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 02:39:52.3901 successfully parsed
2024-09-20 14:14:14 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:14 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:14.004567 End time: 2024-09-20 14:14:14.465452
2024-09-20 14:14:14 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:14 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:14 INFO tclean::::casa ##########################################
2024-09-20 14:14:14 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:14 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:14 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:14 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:15 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:15 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:15 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:15 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:15 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:15 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:15 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:15 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:15 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:15 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:15 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009781
2024-09-20 14:14:15 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:15 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:15 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:15 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:15 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:15 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:14:15 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:15 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:15 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:16 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:16 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:16 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:16 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:16 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:16 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:16 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:14.489798 End time: 2024-09-20 14:14:15.696124
2024-09-20 14:14:16 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:16 INFO tclean::::casa ##########################################
2024-09-20 14:14:16 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:16 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:16 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:16 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:16 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:16 2024******
2024-09-20 14:14:16 INFO ImageFitter::fit+
2024-09-20 14:14:16 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:16 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:16 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:16 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:16 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:16 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:16 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:16 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:16 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:16 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:16 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:16 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116878 Jy
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126494 Jy
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- ra: 128.000008 +/- 0.000127 pixels
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:16 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:16 INFO imstat::::casa ##########################################
2024-09-20 14:14:16 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:16 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:16 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:16 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:16 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:16 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:16 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:16 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-20 14:14:16 INFO imstat:::: Values ---
2024-09-20 14:14:16 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:16 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:16 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:16 INFO imstat:::: -- minimum value [min]: -7.78143e-05 Jy/beam
2024-09-20 14:14:16 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:16 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:16 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:16 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:16 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:16 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:16 INFO imstat:::: Statistics ---
2024-09-20 14:14:16 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:16 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:16 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:16 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:16 INFO imstat:::: -- Median of the pixel values [median]: -1.86838e-05 Jy/beam
2024-09-20 14:14:16 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73769e-05 Jy/beam
2024-09-20 14:14:16 INFO imstat:::: -- IQR [quartile]: 3.5634e-05 Jy/beam
2024-09-20 14:14:16 INFO imstat:::: -- First quartile [q1]: -3.45216e-05 Jy/beam
2024-09-20 14:14:16 INFO imstat:::: -- Third quartile [q3]: 1.1124e-06 Jy/beam
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:16 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.781426e-05 4.999996e+00
2024-09-20 14:14:16 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:15.746913 End time: 2024-09-20 14:14:15.769750
2024-09-20 14:14:16 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:16 INFO imstat::::casa ##########################################
2024-09-20 14:14:16 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:16 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:16 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 19:52:05.6524 39.968292000deg' )
2024-09-20 14:14:16 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:16 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:16 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:16 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:16 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:16 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:16 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:16 INFO MSTransformManager::open Select data
2024-09-20 14:14:16 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:16 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 39.968292000deg successfully parsed
2024-09-20 14:14:16 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:16 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:15.784613 End time: 2024-09-20 14:14:16.254954
2024-09-20 14:14:16 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:16 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:16 INFO tclean::::casa ##########################################
2024-09-20 14:14:16 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:16 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:16 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:16 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:16 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:16 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:16 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:16 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:16 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:16 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:16 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:16 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:16 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:17 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:17 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01068
2024-09-20 14:14:17 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:17 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:17 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:17 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:17 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852554649114609, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:14:17 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:17 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:17 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:17 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:17 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:17 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:17 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:18 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:18 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:18 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:16.278942 End time: 2024-09-20 14:14:17.682914
2024-09-20 14:14:18 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:18 INFO tclean::::casa ##########################################
2024-09-20 14:14:18 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:18 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:18 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:18 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:18 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:18 2024******
2024-09-20 14:14:18 INFO ImageFitter::fit+
2024-09-20 14:14:18 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:18 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:18 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:18 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:18 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:18 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:18 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:18 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:18 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:18 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:18 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:18 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:18 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:18 INFO imstat::::casa ##########################################
2024-09-20 14:14:18 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:18 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:18 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:18 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:18 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:18 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:18 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:18 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:18 INFO imstat:::: Values ---
2024-09-20 14:14:18 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:18 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:18 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:18 INFO imstat:::: -- minimum value [min]: -7.77773e-05 Jy/beam
2024-09-20 14:14:18 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:18 INFO imstat:::: -- position of min value (pixel) [minpos]: [179, 172, 0, 0]
2024-09-20 14:14:18 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:18 INFO imstat:::: -- position of min value (world) [minposf]: 19:53:14.390, +40.11.51.660, I, 999981612.9Hz
2024-09-20 14:14:18 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:18 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:18 INFO imstat:::: Statistics ---
2024-09-20 14:14:18 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:18 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:18 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:18 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:18 INFO imstat:::: -- Median of the pixel values [median]: -1.86786e-05 Jy/beam
2024-09-20 14:14:18 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73603e-05 Jy/beam
2024-09-20 14:14:18 INFO imstat:::: -- IQR [quartile]: 3.56014e-05 Jy/beam
2024-09-20 14:14:18 INFO imstat:::: -- First quartile [q1]: -3.45038e-05 Jy/beam
2024-09-20 14:14:18 INFO imstat:::: -- Third quartile [q3]: 1.09758e-06 Jy/beam
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:18 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.777732e-05 4.999996e+00
2024-09-20 14:14:18 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:17.741837 End time: 2024-09-20 14:14:17.765947
2024-09-20 14:14:18 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:18 INFO imstat::::casa ##########################################
2024-09-20 14:14:18 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:18 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:18 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 19:52:05.6524 0.697578292rad' )
2024-09-20 14:14:18 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:18 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:18 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:18 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:18 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:18 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:18 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:18 INFO MSTransformManager::open Select data
2024-09-20 14:14:18 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:18 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 19:52:05.6524 0.697578292rad successfully parsed
2024-09-20 14:14:18 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:18 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:17.779980 End time: 2024-09-20 14:14:18.233822
2024-09-20 14:14:18 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:18 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:18 INFO tclean::::casa ##########################################
2024-09-20 14:14:18 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:18 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:18 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:18 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:18 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:18 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:18 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:18 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:18 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:18 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:18 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:18 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:18 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:19 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:19 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01577
2024-09-20 14:14:19 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:19 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:19 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:19 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:19 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:19 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:14:19 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:19 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:19 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:20 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:20 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:20 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:20 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:20 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:20 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:20 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:18.256380 End time: 2024-09-20 14:14:19.702245
2024-09-20 14:14:20 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:20 INFO tclean::::casa ##########################################
2024-09-20 14:14:20 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:20 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:20 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:20 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:20 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:20 2024******
2024-09-20 14:14:20 INFO ImageFitter::fit+
2024-09-20 14:14:20 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:20 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:20 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:20 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:20 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:20 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:20 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:20 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:20 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:20 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:20 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:20 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116871 Jy
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126487 Jy
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000001 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- ra: 128.000009 +/- 0.000127 pixels
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:20 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:20 INFO imstat::::casa ##########################################
2024-09-20 14:14:20 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:20 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:20 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:20 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:20 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:20 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:20 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:20 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:20 INFO imstat:::: Values ---
2024-09-20 14:14:20 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:20 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:20 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:20 INFO imstat:::: -- minimum value [min]: -7.7781e-05 Jy/beam
2024-09-20 14:14:20 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:20 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:20 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:20 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:20 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:20 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:20 INFO imstat:::: Statistics ---
2024-09-20 14:14:20 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:20 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:20 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:20 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:20 INFO imstat:::: -- Median of the pixel values [median]: -1.86714e-05 Jy/beam
2024-09-20 14:14:20 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73593e-05 Jy/beam
2024-09-20 14:14:20 INFO imstat:::: -- IQR [quartile]: 3.56161e-05 Jy/beam
2024-09-20 14:14:20 INFO imstat:::: -- First quartile [q1]: -3.45125e-05 Jy/beam
2024-09-20 14:14:20 INFO imstat:::: -- Third quartile [q3]: 1.10364e-06 Jy/beam
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:20 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778104e-05 4.999996e+00
2024-09-20 14:14:20 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:19.754951 End time: 2024-09-20 14:14:19.776330
2024-09-20 14:14:20 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:20 INFO imstat::::casa ##########################################
2024-09-20 14:14:20 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:20 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:20 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 298.023551625deg 39d58m05.8512' )
2024-09-20 14:14:20 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:20 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:20 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:20 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:20 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:20 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:20 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:20 INFO MSTransformManager::open Select data
2024-09-20 14:14:20 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:20 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39d58m05.8512 successfully parsed
2024-09-20 14:14:20 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:20 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:19.789009 End time: 2024-09-20 14:14:20.279190
2024-09-20 14:14:20 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:20 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:20 INFO tclean::::casa ##########################################
2024-09-20 14:14:20 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:20 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:20 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:20 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:20 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:20 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:20 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:20 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:20 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:20 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:20 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:20 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:20 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:21 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:21 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.012182
2024-09-20 14:14:21 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:21 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:21 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:21 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:21 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:21 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:14:21 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:21 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:21 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:21 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:21 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:21 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:21 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:21 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:21 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:22 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:20.304199 End time: 2024-09-20 14:14:21.555041
2024-09-20 14:14:22 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:22 INFO tclean::::casa ##########################################
2024-09-20 14:14:22 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:22 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:22 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:22 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:22 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:22 2024******
2024-09-20 14:14:22 INFO ImageFitter::fit+
2024-09-20 14:14:22 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:22 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:22 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:22 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:22 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:22 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:22 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:22 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:22 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:22 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:22 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:22 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:22 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:22 INFO imstat::::casa ##########################################
2024-09-20 14:14:22 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:22 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:22 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:22 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:22 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:22 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:22 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:22 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:22 INFO imstat:::: Values ---
2024-09-20 14:14:22 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:22 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:22 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:22 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam
2024-09-20 14:14:22 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:22 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:22 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:22 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:22 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:22 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:22 INFO imstat:::: Statistics ---
2024-09-20 14:14:22 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:22 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:22 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:22 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:22 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam
2024-09-20 14:14:22 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam
2024-09-20 14:14:22 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam
2024-09-20 14:14:22 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam
2024-09-20 14:14:22 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:22 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778264e-05 4.999996e+00
2024-09-20 14:14:22 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:21.597226 End time: 2024-09-20 14:14:21.617757
2024-09-20 14:14:22 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:22 INFO imstat::::casa ##########################################
2024-09-20 14:14:22 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:22 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:22 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 02:39:52.3901' )
2024-09-20 14:14:22 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:22 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:22 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:22 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:22 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:22 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:22 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:22 INFO MSTransformManager::open Select data
2024-09-20 14:14:22 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:14:22 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 02:39:52.3901 successfully parsed
2024-09-20 14:14:22 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:22 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:21.630064 End time: 2024-09-20 14:14:22.086912
2024-09-20 14:14:22 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:22 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:22 INFO tclean::::casa ##########################################
2024-09-20 14:14:22 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:22 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:22 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:22 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:22 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:22 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:22 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:22 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:22 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:22 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:22 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:22 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:22 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:22 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:22 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.014269
2024-09-20 14:14:22 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:22 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:22 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:23 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:23 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:23 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:14:23 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:23 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:23 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:23 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:23 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:23 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:23 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:23 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:23 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:24 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:22.110638 End time: 2024-09-20 14:14:23.561397
2024-09-20 14:14:24 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:24 INFO tclean::::casa ##########################################
2024-09-20 14:14:24 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:24 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:24 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:24 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:24 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:24 2024******
2024-09-20 14:14:24 INFO ImageFitter::fit+
2024-09-20 14:14:24 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:24 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:24 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:24 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:24 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:24 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:24 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:24 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:24 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:24 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:24 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:24 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.00011688 Jy
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126496 Jy
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:24 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:24 INFO imstat::::casa ##########################################
2024-09-20 14:14:24 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:24 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:24 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:24 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:24 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:24 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:24 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:24 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-20 14:14:24 INFO imstat:::: Values ---
2024-09-20 14:14:24 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:24 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:24 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:24 INFO imstat:::: -- minimum value [min]: -7.78225e-05 Jy/beam
2024-09-20 14:14:24 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:24 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:24 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:24 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:24 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:24 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:24 INFO imstat:::: Statistics ---
2024-09-20 14:14:24 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:24 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:24 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:24 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:24 INFO imstat:::: -- Median of the pixel values [median]: -1.86781e-05 Jy/beam
2024-09-20 14:14:24 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73751e-05 Jy/beam
2024-09-20 14:14:24 INFO imstat:::: -- IQR [quartile]: 3.56365e-05 Jy/beam
2024-09-20 14:14:24 INFO imstat:::: -- First quartile [q1]: -3.45278e-05 Jy/beam
2024-09-20 14:14:24 INFO imstat:::: -- Third quartile [q3]: 1.10869e-06 Jy/beam
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:24 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.782251e-05 4.999996e+00
2024-09-20 14:14:24 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:23.602811 End time: 2024-09-20 14:14:23.623438
2024-09-20 14:14:24 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:24 INFO imstat::::casa ##########################################
2024-09-20 14:14:24 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:24 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:24 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 39.968292000deg' )
2024-09-20 14:14:24 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:24 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:24 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:24 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:24 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:24 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:24 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:24 INFO MSTransformManager::open Select data
2024-09-20 14:14:24 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:24 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 39.968292000deg successfully parsed
2024-09-20 14:14:24 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:24 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:23.636435 End time: 2024-09-20 14:14:24.053944
2024-09-20 14:14:24 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:24 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:24 INFO tclean::::casa ##########################################
2024-09-20 14:14:24 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:24 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:24 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:24 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:24 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:24 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:24 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:24 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:24 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:24 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:24 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:24 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:24 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:24 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:24 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.009776
2024-09-20 14:14:24 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:24 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:24 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:24 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:25 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:25 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:25 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:14:25 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:25 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:25 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:25 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:25 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:25 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:25 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:25 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:25 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:25 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:24.076136 End time: 2024-09-20 14:14:25.284547
2024-09-20 14:14:25 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:25 INFO tclean::::casa ##########################################
2024-09-20 14:14:25 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:25 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:25 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:25 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:25 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:25 2024******
2024-09-20 14:14:25 INFO ImageFitter::fit+
2024-09-20 14:14:25 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:25 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:25 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:25 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:25 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:25 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:25 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:25 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:25 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:25 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:25 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:25 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116875 Jy
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126492 Jy
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000004 +/- 0.000777 arcsec
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:25 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:25 INFO imstat::::casa ##########################################
2024-09-20 14:14:25 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:25 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:25 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:25 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:25 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:25 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:25 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:25 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:25 INFO imstat:::: Values ---
2024-09-20 14:14:25 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:25 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:25 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:25 INFO imstat:::: -- minimum value [min]: -7.77826e-05 Jy/beam
2024-09-20 14:14:25 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:25 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:25 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:25 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:25 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:25 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:25 INFO imstat:::: Statistics ---
2024-09-20 14:14:25 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:25 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:25 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:25 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:25 INFO imstat:::: -- Median of the pixel values [median]: -1.86649e-05 Jy/beam
2024-09-20 14:14:25 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73604e-05 Jy/beam
2024-09-20 14:14:25 INFO imstat:::: -- IQR [quartile]: 3.56026e-05 Jy/beam
2024-09-20 14:14:25 INFO imstat:::: -- First quartile [q1]: -3.45067e-05 Jy/beam
2024-09-20 14:14:25 INFO imstat:::: -- Third quartile [q3]: 1.09593e-06 Jy/beam
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:25 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778264e-05 4.999996e+00
2024-09-20 14:14:25 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:25.345063 End time: 2024-09-20 14:14:25.381122
2024-09-20 14:14:25 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:25 INFO imstat::::casa ##########################################
2024-09-20 14:14:25 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:25 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:25 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 298.023551625deg 0.697578292rad' )
2024-09-20 14:14:25 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:25 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:25 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:25 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:25 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:25 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:25 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:25 INFO MSTransformManager::open Select data
2024-09-20 14:14:25 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:26 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 298.023551625deg 0.697578292rad successfully parsed
2024-09-20 14:14:26 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:26 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:25.400440 End time: 2024-09-20 14:14:25.851659
2024-09-20 14:14:26 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:26 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:26 INFO tclean::::casa ##########################################
2024-09-20 14:14:26 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:26 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:26 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:26 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:26 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:26 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:26 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:26 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:26 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:26 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:26 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:26 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:26 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:26 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:26 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.011078
2024-09-20 14:14:26 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:26 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:26 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:26 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:26 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:26 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:26 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:26 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:26 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:27 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852552320808172, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:14:27 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:27 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:27 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:27 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:27 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:27 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:27 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:27 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:27 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:27 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:25.879044 End time: 2024-09-20 14:14:27.232208
2024-09-20 14:14:27 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:27 INFO tclean::::casa ##########################################
2024-09-20 14:14:27 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:27 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:27 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:27 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:27 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:27 2024******
2024-09-20 14:14:27 INFO ImageFitter::fit+
2024-09-20 14:14:27 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:27 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:27 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:27 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:27 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:27 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:27 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:27 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:27 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:27 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:27 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:27 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116874 Jy
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126488 Jy
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- ra: 19:53:50.000000 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- ra: 127.999996 +/- 0.000127 pixels
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:27 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:27 INFO imstat::::casa ##########################################
2024-09-20 14:14:27 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:27 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:27 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:27 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:27 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:27 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:27 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:27 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:27 INFO imstat:::: Values ---
2024-09-20 14:14:27 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:27 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:27 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:27 INFO imstat:::: -- minimum value [min]: -7.7789e-05 Jy/beam
2024-09-20 14:14:27 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:27 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:27 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:27 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:27 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:27 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:27 INFO imstat:::: Statistics ---
2024-09-20 14:14:27 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:27 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:27 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:27 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:27 INFO imstat:::: -- Median of the pixel values [median]: -1.86647e-05 Jy/beam
2024-09-20 14:14:27 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73649e-05 Jy/beam
2024-09-20 14:14:27 INFO imstat:::: -- IQR [quartile]: 3.56182e-05 Jy/beam
2024-09-20 14:14:27 INFO imstat:::: -- First quartile [q1]: -3.45079e-05 Jy/beam
2024-09-20 14:14:27 INFO imstat:::: -- Third quartile [q3]: 1.11022e-06 Jy/beam
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:27 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778897e-05 4.999996e+00
2024-09-20 14:14:27 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:27.275858 End time: 2024-09-20 14:14:27.297579
2024-09-20 14:14:27 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:27 INFO imstat::::casa ##########################################
2024-09-20 14:14:27 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:27 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:27 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 39d58m05.8512' )
2024-09-20 14:14:27 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:27 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:27 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:27 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:27 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:27 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:27 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:27 INFO MSTransformManager::open Select data
2024-09-20 14:14:27 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:28 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39d58m05.8512 successfully parsed
2024-09-20 14:14:28 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:28 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:27.310731 End time: 2024-09-20 14:14:27.722419
2024-09-20 14:14:28 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:28 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:28 INFO tclean::::casa ##########################################
2024-09-20 14:14:28 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:28 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:28 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:28 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:28 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:28 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:28 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:28 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:28 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:28 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:28 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:28 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:28 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:28 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:28 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010184
2024-09-20 14:14:28 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:28 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:28 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:28 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:28 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:28 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:28 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:28 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:28 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:29 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:14:29 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:29 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:29 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:29 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:29 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:29 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:29 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:29 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:29 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:29 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:27.745746 End time: 2024-09-20 14:14:29.063206
2024-09-20 14:14:29 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:29 INFO tclean::::casa ##########################################
2024-09-20 14:14:29 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:29 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:29 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:29 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:29 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:29 2024******
2024-09-20 14:14:29 INFO ImageFitter::fit+
2024-09-20 14:14:29 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:29 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:29 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:29 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:29 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:29 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:29 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:29 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:29 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:29 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:29 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:29 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:29 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:29 INFO imstat::::casa ##########################################
2024-09-20 14:14:29 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:29 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:29 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:29 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:29 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:29 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:29 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:29 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:29 INFO imstat:::: Values ---
2024-09-20 14:14:29 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:29 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:29 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:29 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam
2024-09-20 14:14:29 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:29 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:29 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:29 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:29 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:29 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:29 INFO imstat:::: Statistics ---
2024-09-20 14:14:29 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:29 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:29 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:29 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:29 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam
2024-09-20 14:14:29 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam
2024-09-20 14:14:29 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam
2024-09-20 14:14:29 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam
2024-09-20 14:14:29 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:29 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778534e-05 4.999996e+00
2024-09-20 14:14:29 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:29.132015 End time: 2024-09-20 14:14:29.160842
2024-09-20 14:14:29 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:29 INFO imstat::::casa ##########################################
2024-09-20 14:14:29 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:29 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:29 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 02:39:52.3901' )
2024-09-20 14:14:29 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:29 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:29 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:29 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:29 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:29 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:29 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:29 INFO MSTransformManager::open Select data
2024-09-20 14:14:29 INFO MSTransformManager::createOutputMSStructure Create output MS structure
NOTE: you provided the Declination/Latitude value "02:39:52.3901" which is understood to be in units of hours.
If you meant degrees, please replace ":" by ".".
2024-09-20 14:14:29 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 02:39:52.3901 successfully parsed
2024-09-20 14:14:29 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:30 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:29.176522 End time: 2024-09-20 14:14:29.606529
2024-09-20 14:14:30 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:30 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:30 INFO tclean::::casa ##########################################
2024-09-20 14:14:30 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:30 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:30 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:30 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:30 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:30 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:30 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:30 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:30 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:30 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.8 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:30 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:30 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:30 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:30 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:30 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010621
2024-09-20 14:14:30 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:30 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:30 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:30 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:30 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:30 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:30 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:30 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:30 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:31 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852551156654954, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985255, CycleNiter=2, Gain=0.3
2024-09-20 14:14:31 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:31 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:31 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:31 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:31 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:31 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:31 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:31 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:31 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:31 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:29.629476 End time: 2024-09-20 14:14:31.007406
2024-09-20 14:14:31 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:31 INFO tclean::::casa ##########################################
2024-09-20 14:14:31 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:31 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:31 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:31 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:31 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:31 2024******
2024-09-20 14:14:31 INFO ImageFitter::fit+
2024-09-20 14:14:31 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:31 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:31 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:31 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:31 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:31 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:31 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:31 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:31 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:31 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:31 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:31 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116885 Jy
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126501 Jy
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000034 +/- 0.000777 arcsec
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- dec: 127.999963 +/- 0.000097 pixels
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 250 marcsec
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:31 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:31 INFO imstat::::casa ##########################################
2024-09-20 14:14:31 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:31 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:31 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:31 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:31 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:31 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:31 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:31 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.865, I, 999981612.9Hz to 19:52:21.081, +40.22.53.889, I, 999981612.9Hz)
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.865, I, 999981612.9Hz
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.889, I, 999981612.9Hz
2024-09-20 14:14:31 INFO imstat:::: Values ---
2024-09-20 14:14:31 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:31 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:31 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:31 INFO imstat:::: -- minimum value [min]: -7.78268e-05 Jy/beam
2024-09-20 14:14:31 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:31 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:31 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:31 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:31 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:31 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:31 INFO imstat:::: Statistics ---
2024-09-20 14:14:31 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:31 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:31 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:31 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:31 INFO imstat:::: -- Median of the pixel values [median]: -1.8675e-05 Jy/beam
2024-09-20 14:14:31 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73782e-05 Jy/beam
2024-09-20 14:14:31 INFO imstat:::: -- IQR [quartile]: 3.56598e-05 Jy/beam
2024-09-20 14:14:31 INFO imstat:::: -- First quartile [q1]: -3.45364e-05 Jy/beam
2024-09-20 14:14:31 INFO imstat:::: -- Third quartile [q3]: 1.12335e-06 Jy/beam
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:31 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085647e+02 9.285960e-03 1.524530e-01 1.521711e-01 -7.782676e-05 4.999996e+00
2024-09-20 14:14:31 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:31.051352 End time: 2024-09-20 14:14:31.072954
2024-09-20 14:14:31 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:31 INFO imstat::::casa ##########################################
2024-09-20 14:14:31 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:31 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:31 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 39.968292000deg' )
2024-09-20 14:14:31 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:31 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:31 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:31 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:31 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:31 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:31 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:31 INFO MSTransformManager::open Select data
2024-09-20 14:14:31 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:31 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 39.968292000deg successfully parsed
2024-09-20 14:14:31 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:32 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:31.086169 End time: 2024-09-20 14:14:31.507284
2024-09-20 14:14:32 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:32 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:32 INFO tclean::::casa ##########################################
2024-09-20 14:14:32 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:32 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:32 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:32 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:32 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:32 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:32 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:32 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:32 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:32 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:32 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:32 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:32 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:32 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:32 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.010315
2024-09-20 14:14:32 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:32 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:32 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:32 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:32 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:32 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:32 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:32 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:32 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:33 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852556977421045, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:14:33 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:33 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:33 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:33 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:33 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:33 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:33 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:33 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:33 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:33 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:31.550807 End time: 2024-09-20 14:14:32.832946
2024-09-20 14:14:33 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:33 INFO tclean::::casa ##########################################
2024-09-20 14:14:33 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:33 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:33 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:33 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:33 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:33 2024******
2024-09-20 14:14:33 INFO ImageFitter::fit+
2024-09-20 14:14:33 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:33 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:33 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:33 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:33 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:33 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:33 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:33 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:33 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:33 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:33 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:33 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116879 Jy
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126495 Jy
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000003 +/- 0.000777 arcsec
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- dec: 127.999997 +/- 0.000097 pixels
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:33 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:33 INFO imstat::::casa ##########################################
2024-09-20 14:14:33 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:33 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:33 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:33 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:33 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:33 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:33 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:33 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:33 INFO imstat:::: Values ---
2024-09-20 14:14:33 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:33 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:33 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:33 INFO imstat:::: -- minimum value [min]: -7.77853e-05 Jy/beam
2024-09-20 14:14:33 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:33 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:33 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:33 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:33 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:33 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:33 INFO imstat:::: Statistics ---
2024-09-20 14:14:33 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:33 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:33 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:33 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:33 INFO imstat:::: -- Median of the pixel values [median]: -1.86679e-05 Jy/beam
2024-09-20 14:14:33 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73586e-05 Jy/beam
2024-09-20 14:14:33 INFO imstat:::: -- IQR [quartile]: 3.56112e-05 Jy/beam
2024-09-20 14:14:33 INFO imstat:::: -- First quartile [q1]: -3.45109e-05 Jy/beam
2024-09-20 14:14:33 INFO imstat:::: -- Third quartile [q3]: 1.10039e-06 Jy/beam
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:33 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.778534e-05 4.999996e+00
2024-09-20 14:14:33 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:32.880908 End time: 2024-09-20 14:14:32.903858
2024-09-20 14:14:33 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:33 INFO imstat::::casa ##########################################
2024-09-20 14:14:33 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:33 INFO phaseshift::::casa ##### Begin Task: phaseshift #####
2024-09-20 14:14:33 INFO phaseshift::::casa phaseshift( vis='sim_data.ms', outputvis='sim_data_pshift.ms', keepmms=True, field='', spw='', scan='', intent='', array='', observation='', datacolumn='all', phasecenter='B1950_VLA 5.201492224rad 0.697578292rad' )
2024-09-20 14:14:33 INFO MSTransformManager::parseMsSpecParams Input file name is sim_data.ms
2024-09-20 14:14:33 INFO MSTransformManager::parseMsSpecParams Data column is ALL
2024-09-20 14:14:33 INFO MSTransformManager::parseMsSpecParams Output file name is sim_data_pshift.ms
2024-09-20 14:14:33 INFO MSTransformManager::parsePhaseShiftParams Phase shifting via TVI with support for large offset/angle
2024-09-20 14:14:33 INFO MSTransformManager::colCheckInfo Adding DATA column to output MS from input DATA column
2024-09-20 14:14:33 INFO MSTransformManager::colCheckInfo Adding CORRECTED_DATA column to output MS from input CORRECTED_DATA column
2024-09-20 14:14:33 INFO MSTransformManager::colCheckInfo Adding MODEL_DATA column to output MS from input MODEL_DATA column
2024-09-20 14:14:33 INFO MSTransformManager::open Select data
2024-09-20 14:14:33 INFO MSTransformManager::createOutputMSStructure Create output MS structure
2024-09-20 14:14:33 INFO PhaseShiftingTVI::parseConfiguration Phase center B1950_VLA 5.201492224rad 0.697578292rad successfully parsed
2024-09-20 14:14:33 INFO phaseshift::::casa Shift phase center
2024-09-20 14:14:33 INFO phaseshift::::casa Task phaseshift complete. Start time: 2024-09-20 14:14:32.917180 End time: 2024-09-20 14:14:33.368554
2024-09-20 14:14:33 INFO phaseshift::::casa ##### End Task: phaseshift #####
2024-09-20 14:14:33 INFO phaseshift::::casa ##########################################
2024-09-20 14:14:33 INFO tclean::::casa ##########################################
2024-09-20 14:14:33 INFO tclean::::casa ##### Begin Task: tclean #####
2024-09-20 14:14:33 INFO tclean::::casa tclean( vis='sim_data_pshift.ms', selectdata=True, field='', spw='', timerange='', uvrange='', antenna='', scan='', observation='', intent='', datacolumn='data', imagename='im_post_phaseshift', imsize=256, cell='8.0arcsec', phasecenter='', stokes='I', projection='SIN', startmodel='', specmode='mfs', reffreq='', nchan=-1, start='', width='', outframe='LSRK', veltype='radio', restfreq=[], interpolation='linear', perchanweightdensity=True, gridder='standard', facets=1, psfphasecenter='', wprojplanes=1, vptable='', mosweight=True, aterm=True, psterm=False, wbawp=True, conjbeams=False, cfcache='', usepointing=False, computepastep=360.0, rotatepastep=360.0, pointingoffsetsigdev=[], pblimit=-0.1, normtype='flatnoise', deconvolver='hogbom', scales=[], nterms=2, smallscalebias=0.0, fusedthreshold=0.0, largestscale=-1, restoration=True, restoringbeam=[], pbcor=False, outlierfile='', weighting='natural', robust=0.5, noise='1.0Jy', npixels=0, uvtaper=[], niter=20, gain=0.3, threshold=0.0, nsigma=0.0, cycleniter=-1, cyclefactor=1.0, minpsffraction=0.05, maxpsffraction=0.8, interactive=False, nmajor=-1, fullsummary=False, usemask='user', mask='', pbmask=0.0, sidelobethreshold=3.0, noisethreshold=5.0, lownoisethreshold=1.5, negativethreshold=0.0, smoothfactor=1.0, minbeamfrac=0.3, cutthreshold=0.01, growiterations=75, dogrowprune=True, minpercentchange=-1.0, verbose=False, fastnoise=True, restart=True, savemodel='none', calcres=True, calcpsf=True, psfcutoff=0.35, parallel=False )
2024-09-20 14:14:33 INFO tclean::::casa Verifying Input Parameters
2024-09-20 14:14:33 INFO SynthesisImagerVi2::selectData MS : sim_data_pshift.ms | [Opened in readonly mode]
2024-09-20 14:14:33 INFO SynthesisImagerVi2::selectData NRows selected : 6318
2024-09-20 14:14:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:33 INFO SynthesisImagerVi2::defineImage Define image coordinates for [im_post_phaseshift] :
2024-09-20 14:14:33 INFO SynthesisImagerVi2::defineImage Impars: start
2024-09-20 14:14:33 INFO SynthesisImagerVi2::defineImage Shape: [256, 256, 1, 1] Spectral: [9.99982e+08] at [0] with increment [1e+08]
2024-09-20 14:14:33 INFO SynthesisImagerVi2::defineImage Set Gridding options for [im_post_phaseshift] with ftmachine: gridft
2024-09-20 14:14:33 INFO SynthesisImagerVi2::nSubCubeFitInMemory Required memory: 0.003433 GB. Available mem.: 10.81 GB (rc, mem. fraction: 80%, memory: -) => Subcubes: 1. Processes on node: 1.
2024-09-20 14:14:33 INFO SynthesisImagerVi2::weight() Set imaging weights : Natural weighting
2024-09-20 14:14:33 INFO task_tclean::SynthesisDeconvolver::setupDeconvolution Set Deconvolution Options for [im_post_phaseshift] : hogbom
2024-09-20 14:14:33 INFO task_tclean::SynthesisImager::makePSF ----------------------------------------------------------- Make PSF ---------------------------------------------
2024-09-20 14:14:34 INFO task_tclean::SIImageStore::calcSensitivity [im_post_phaseshift] Theoretical sensitivity (Jy/bm):0.00889601
2024-09-20 14:14:34 INFO task_tclean::SIImageStore::getPSFGaussian Time to fit Gaussian to PSF 0.01174
2024-09-20 14:14:34 INFO task_tclean::SIImageStore::printBeamSet Beam : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:34 INFO task_tclean::SynthesisImagerVi2::makePrimaryBeam vi2 : Evaluating Primary Beam model onto image grid(s)
2024-09-20 14:14:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 1 -------------------------------------
2024-09-20 14:14:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Initializing new mask to 1.0 for the full image
2024-09-20 14:14:34 INFO SynthesisDeconvolver::setupMask [im_post_phaseshift] Number of pixels in the clean mask : 65536 out of a total of 65536 pixels. [ 100 % ]
2024-09-20 14:14:34 INFO SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 5, over full image : 5
2024-09-20 14:14:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 20, 'cyclethreshold': 0.6050434112548828, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.605043, CycleNiter=20, Gain=0.3
2024-09-20 14:14:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=0->4.41176, peakres=5->0.588245, Reached cyclethreshold.
2024-09-20 14:14:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 6 iterations.
2024-09-20 14:14:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 2 -------------------------------------
2024-09-20 14:14:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.588239, over full image : 0.588239
2024-09-20 14:14:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 14, 'cyclethreshold': 0.07118194550275803, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.0711819, CycleNiter=14, Gain=0.3
2024-09-20 14:14:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.41176->4.93079, peakres=0.588239->0.0692057, Reached cyclethreshold.
2024-09-20 14:14:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 12 iterations.
2024-09-20 14:14:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 3 -------------------------------------
2024-09-20 14:14:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.0692054, over full image : 0.0692054
2024-09-20 14:14:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 8, 'cyclethreshold': 0.008374442346394062, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.00837444, CycleNiter=8, Gain=0.3
2024-09-20 14:14:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->6 [6], model=4.93079->4.99185, peakres=0.0692054->0.00814194, Reached cyclethreshold.
2024-09-20 14:14:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 18 iterations.
2024-09-20 14:14:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 4 -------------------------------------
2024-09-20 14:14:34 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00814203, over full image : 0.00814203
2024-09-20 14:14:34 INFO tclean::::casa Minor Cycle controls : {'cycleniter': 2, 'cyclethreshold': 0.0009852559305727482, 'loopgain': 0.30000001192092896, 'nsigma': 0.0, 'thresholdreached': False}
2024-09-20 14:14:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] Run Hogbom minor-cycle | CycleThreshold=0.000985256, CycleNiter=2, Gain=0.3
2024-09-20 14:14:34 INFO SDAlgorithmBase::deconvolve [im_post_phaseshift] iters=0->2 [2], model=4.99185->4.9972, peakres=0.00814203->0.00279272, Reached cycleniter.
2024-09-20 14:14:34 INFO grpcInteractiveCleanManager::mergeCycleExecutionRecord Completed 20 iterations.
2024-09-20 14:14:34 INFO task_tclean::SynthesisImager::executeMajorCycle ----------------------------------------------------------- Run Major Cycle 5 -------------------------------------
2024-09-20 14:14:35 INFO task_tclean::SynthesisDeconvolver::initMinorCycle Absolute Peak residual within mask : 0.00279238, over full image : 0.00279238
2024-09-20 14:14:35 INFO tclean::::casa Reached global stopping criterion : iteration limit
2024-09-20 14:14:35 INFO tclean::::casa getSummary call: fullsummary=False
2024-09-20 14:14:35 INFO SDAlgorithmBase::restore [im_post_phaseshift] : Restoring model image.
2024-09-20 14:14:35 INFO SIImageStore::restore Beam for chan : 0 : 88.7245 arcsec, 77.571 arcsec, 89.1868 deg
2024-09-20 14:14:35 INFO tclean::::casa Searching for images with prefix 'im_post_phaseshift'... Found these, writing history into them: ['im_post_phaseshift.model', 'im_post_phaseshift.mask', 'im_post_phaseshift.sumwt', 'im_post_phaseshift.image', 'im_post_phaseshift.pb', 'im_post_phaseshift.residual', 'im_post_phaseshift.psf']
2024-09-20 14:14:35 INFO tclean::::casa Task tclean complete. Start time: 2024-09-20 14:14:33.391934 End time: 2024-09-20 14:14:34.750304
2024-09-20 14:14:35 INFO tclean::::casa ##### End Task: tclean #####
2024-09-20 14:14:35 INFO tclean::::casa ##########################################
2024-09-20 14:14:35 INFO ImageFitter::_finishConstruction No estimates file specified, so will attempt to find and fit one gaussian.
2024-09-20 14:14:35 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:35 INFO ImageRegion::fromRecord+ [118, 118, 0, 0] to [138, 138, 0, 0] (19:53:56.970, +40.04.39.987, I, 999981612.9Hz to 19:53:43.025, +40.07.19.987, I, 999981612.9Hz)
2024-09-20 14:14:35 INFO ImageFitter::fit noise FWHM not specified, so uncertainties will be computed using the beam geometric mean FWHM as the pixel noise correlation FWHM
2024-09-20 14:14:35 INFO ImageFitter::fit ****** Fit performed at Fri Sep 20 14:14:35 2024******
2024-09-20 14:14:35 INFO ImageFitter::fit+
2024-09-20 14:14:35 INFO ImageFitter::fit+ Input parameters ---
2024-09-20 14:14:35 INFO ImageFitter::fit+ --- imagename: /home/casatest/casa6/casatasks/tests/casashell_tests/work/test_task_phaseshift_casashell/im_post_phaseshift.image
2024-09-20 14:14:35 INFO ImageFitter::fit+ --- region:
2024-09-20 14:14:35 INFO ImageFitter::fit+ --- channel: 0
2024-09-20 14:14:35 INFO ImageFitter::fit+ --- stokes: I
2024-09-20 14:14:35 INFO ImageFitter::fit+ --- mask:
2024-09-20 14:14:35 INFO ImageFitter::fit+ --- include pixel range: []
2024-09-20 14:14:35 INFO ImageFitter::fit+ --- exclude pixel range: []
2024-09-20 14:14:35 INFO ImageFitter::_fitsky Fitter was able to find a solution in 7 iterations.
2024-09-20 14:14:35 INFO ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:35 INFO ImageRegion::fromRecord+ [5, 5] to [15, 15] (19:53:53.486, +40.05.19.997 to 19:53:46.513, +40.06.39.997)
2024-09-20 14:14:35 INFO ImageMaskAttacher::makeMask Created mask `mask0'
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop *** Details of fit for channel number 0
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ Number of pixels used in fit: 441
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ Input and residual image statistics (to be used as a rough guide only as to goodness of fit)
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of input image: 1.29486 Jy
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- Standard deviation of residual image: 0.000116869 Jy
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- RMS of input image: 1.85675 Jy
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- RMS of residual image: 0.000126485 Jy
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ Fit on im_post_phaseshift.image component 0
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ Position ---
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- ra: 19:53:49.999999 +/- 0.000089 s (0.001016 arcsec along great circle)
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- dec: +040.06.00.000008 +/- 0.000777 arcsec
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- ra: 127.999990 +/- 0.000127 pixels
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- dec: 127.999992 +/- 0.000097 pixels
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ Image component size (convolved with beam) ---
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 1.478829 +/- 0.000040 arcmin
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 1.292924 +/- 0.000030 arcmin
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.1862 +/- 0.0071 deg
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ Clean beam size ---
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 88.72 arcsec
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 77.57 arcsec
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- position angle: 89.19 deg
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ Image component size (deconvolved from beam) ---
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- major axis FWHM: 967 +/- 249 marcsec
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- minor axis FWHM: 829 +/- 378 marcsec
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- position angle: 85 +/- 73 deg
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ Flux ---
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- Integrated: 5.00036 +/- 0.00022 Jy
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- Peak: 4.99978 +/- 0.00013 Jy/beam
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- Polarization: I
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ Spectrum ---
2024-09-20 14:14:35 INFO ImageFitter::_fitLoop+ --- frequency: 999.9816 MHz (29.97980 cm)
2024-09-20 14:14:35 INFO imstat::::casa ##########################################
2024-09-20 14:14:35 INFO imstat::::casa ##### Begin Task: imstat #####
2024-09-20 14:14:35 INFO imstat::::casa imstat( imagename='im_post_phaseshift.image', axes=[], region='', box='', chans='', stokes='', listit=True, verbose=True, mask='', stretch=False, logfile='', append=True, algorithm='classic', fence=-1.0, center='mean', lside=True, zscore=-1.0, maxiter=-1, clmethod='auto', niter=3 )
2024-09-20 14:14:35 INFO imstat::CasacRegionManager::fromBCS No directional region specified. Using full positional plane.
2024-09-20 14:14:35 INFO imstat::CasacRegionManager::fromBCS Using all spectral channels.
2024-09-20 14:14:35 INFO imstat::CasacRegionManager::fromBCS Using polarizations ALL
2024-09-20 14:14:35 INFO imstat::image::statistics Determining stats for image im_post_phaseshift.image
2024-09-20 14:14:35 INFO imstat::ImageRegion::fromRecord Selected bounding box :
2024-09-20 14:14:35 INFO imstat::ImageRegion::fromRecord+ [0, 0, 0, 0] to [255, 255, 0, 0] (19:55:18.876, +39.48.53.864, I, 999981612.9Hz to 19:52:21.081, +40.22.53.888, I, 999981612.9Hz)
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::_logStartup Statistics calculated using Classic algorithm
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::_logStartup Regions ---
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (pixel) [blc]: [0, 0, 0, 0]
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (pixel) [trc]: [255, 255, 0, 0]
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::_logStartup -- bottom-left corner (world) [blcf]: 19:55:18.876, +39.48.53.864, I, 999981612.9Hz
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::_logStartup -- top-right corner (world) [trcf]: 19:52:21.081, +40.22.53.888, I, 999981612.9Hz
2024-09-20 14:14:35 INFO imstat:::: Values ---
2024-09-20 14:14:35 INFO imstat:::: -- flux density [flux]: 4.99436 Jy
2024-09-20 14:14:35 INFO imstat:::: -- number of points [npts]: 65536
2024-09-20 14:14:35 INFO imstat:::: -- maximum value [max]: 5 Jy/beam
2024-09-20 14:14:35 INFO imstat:::: -- minimum value [min]: -7.77956e-05 Jy/beam
2024-09-20 14:14:35 INFO imstat:::: -- position of max value (pixel) [maxpos]: [128, 128, 0, 0]
2024-09-20 14:14:35 INFO imstat:::: -- position of min value (pixel) [minpos]: [77, 84, 0, 0]
2024-09-20 14:14:35 INFO imstat:::: -- position of max value (world) [maxposf]: 19:53:50.000, +40.06.00.000, I, 999981612.9Hz
2024-09-20 14:14:35 INFO imstat:::: -- position of min value (world) [minposf]: 19:54:25.508, +40.00.07.661, I, 999981612.9Hz
2024-09-20 14:14:35 INFO imstat:::: -- Sum of pixel values [sum]: 608.565 Jy/beam
2024-09-20 14:14:35 INFO imstat:::: -- Sum of squared pixel values [sumsq]: 1523.18 Jy/beam.Jy/beam
2024-09-20 14:14:35 INFO imstat:::: Statistics ---
2024-09-20 14:14:35 INFO imstat:::: -- Mean of the pixel values [mean]: 0.00928596 Jy/beam
2024-09-20 14:14:35 INFO imstat:::: -- Variance of the pixel values : 0.023156 Jy/beam
2024-09-20 14:14:35 INFO imstat:::: -- Standard deviation of the Mean [sigma]: 0.152171 Jy/beam
2024-09-20 14:14:35 INFO imstat:::: -- Root mean square [rms]: 0.152453 Jy/beam
2024-09-20 14:14:35 INFO imstat:::: -- Median of the pixel values [median]: -1.86648e-05 Jy/beam
2024-09-20 14:14:35 INFO imstat:::: -- Median of the deviations [medabsdevmed]: 1.73536e-05 Jy/beam
2024-09-20 14:14:35 INFO imstat:::: -- IQR [quartile]: 3.5639e-05 Jy/beam
2024-09-20 14:14:35 INFO imstat:::: -- First quartile [q1]: -3.45152e-05 Jy/beam
2024-09-20 14:14:35 INFO imstat:::: -- Third quartile [q3]: 1.12373e-06 Jy/beam
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::statistics Sum column unit = Jy/beam
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::statistics+ Mean column unit = Jy/beam
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::statistics+ Std_dev column unit = Jy/beam
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::statistics+ Minimum column unit = Jy/beam
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::statistics+ Maximum column unit = Jy/beam
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::statistics Npts Sum Mean Rms Std_dev Minimum Maximum
2024-09-20 14:14:35 INFO imstat::ImageStatsCalculator::statistics 6.553600e+04 6.085646e+02 9.285959e-03 1.524530e-01 1.521711e-01 -7.779562e-05 4.999996e+00
2024-09-20 14:14:35 INFO imstat::::casa Task imstat complete. Start time: 2024-09-20 14:14:34.794483 End time: 2024-09-20 14:14:34.816413
2024-09-20 14:14:35 INFO imstat::::casa ##### End Task: imstat #####
2024-09-20 14:14:35 INFO imstat::::casa ##########################################
Using user configuration file /home/casatest/.casa/config.py
Using matplotlib backend: agg
CASA 6.7.0.4a14371.dev3 -- Common Astronomy Software Applications [6.7.0.4a14371.dev3]
Image value at source locations
Original MS : {'unit': 'Jy/beam', 'value': 1.0387226343154907} and {'unit': 'Jy/beam', 'value': 5.590171813964844}
Phase shifted MS : {'unit': 'Jy/beam', 'value': 1.038696050643921} and {'unit': 'Jy/beam', 'value': 5.589254856109619}
Running tests...
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.............
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Ran 13 tests in 346.099s
OK
Generating XML reports...